redline | d821f67cf00a3ffb8c9499e1f6c40ffccf7bdb9e971e3a87a5d4e915eb6830b4

Analysis

max time kernel
150s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
02-04-2024 11:24

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General

Target

6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.exe
Size

2.6MB
MD5

55e393da1714013720ddf266c7906f43
SHA1

91a636913604184c010c2d9e0b331a804a2c0ab4
SHA256

6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957
SHA512

40a61e1d461717e45eff3be6b22561ac39c2ef1af39b46f7d149fe823d14a06bb99605a78e794d6447ece43ce6b4854192e47ad993ed4a2e78479bc7e155fe8a
SSDEEP

49152:VvONaX/Lpt/IvKfeF4tIDpdIA/gvCRtDKYZ8NfBcPQSqzULJgxl6Y4KB7KkP3C+Y:VGNajwvKfpyMdvCRNZZ8NJcPQSEU9Q6z

Score

10^/10

redline sectoprat xmrig tg discovery evasion infostealer miner persistence rat spyware stealer trojan upx

Malware Config

Extracted

Family

redline

Botnet

163.5.112.53:51523

Signatures

RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

RedLine payload 2 IoCs

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Roaming\b.exe	family_redline
behavioral2/memory/2496-22-0x0000000000E40000-0x0000000000E5E000-memory.dmp	family_redline

SectopRAT
SectopRAT is a remote access trojan first seen in November 2019.
trojan rat sectoprat

SectopRAT payload 3 IoCs

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Roaming\b.exe	family_sectoprat
behavioral2/memory/2496-22-0x0000000000E40000-0x0000000000E5E000-memory.dmp	family_sectoprat
behavioral2/memory/4680-31-0x0000000004CA0000-0x0000000004CB0000-memory.dmp	family_sectoprat

xmrig
XMRig is a high performance, open source, cross platform CPU/GPU miner.
miner xmrig

XMRig Miner payload 13 IoCs

miner

Processes:

resource	yara_rule
behavioral2/memory/1256-361-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig
behavioral2/memory/1256-360-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig
behavioral2/memory/1256-363-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig
behavioral2/memory/1256-365-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig
behavioral2/memory/1256-364-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig
behavioral2/memory/1256-366-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig
behavioral2/memory/1256-367-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig
behavioral2/memory/1256-368-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig
behavioral2/memory/1256-369-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig
behavioral2/memory/1256-373-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig
behavioral2/memory/1256-375-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig
behavioral2/memory/1256-376-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig
behavioral2/memory/1256-374-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig

Creates new service(s) 1 TTPs
persistence

Windows Service
T1543.003
Stops running service(s) 3 TTPs
evasion

Windows Service
T1543.003

Impair Defenses
T1562

Service Stop
T1489

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation	6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.exe

Executes dropped EXE 3 IoCs

Processes:

a.exeb.exewfnmgjmvvtwt.exe

pid process

3152 a.exe
2496 b.exe
2304 wfnmgjmvvtwt.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

pid	process
3152	a.exe
2496	b.exe
2304	wfnmgjmvvtwt.exe

UPX packed file 18 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/memory/1256-356-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral2/memory/1256-358-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral2/memory/1256-361-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral2/memory/1256-360-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral2/memory/1256-363-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral2/memory/1256-365-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral2/memory/1256-364-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral2/memory/1256-359-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral2/memory/1256-366-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral2/memory/1256-367-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral2/memory/1256-357-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral2/memory/1256-355-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral2/memory/1256-368-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral2/memory/1256-369-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral2/memory/1256-373-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral2/memory/1256-375-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral2/memory/1256-376-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral2/memory/1256-374-0x0000000140000000-0x0000000140848000-memory.dmp	upx

Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops file in System32 directory 4 IoCs

Processes:

a.exepowershell.exewfnmgjmvvtwt.exe

description	ioc	process
File opened for modification	C:\Windows\system32\MRT.exe	a.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive	powershell.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log	powershell.exe
File opened for modification	C:\Windows\system32\MRT.exe	wfnmgjmvvtwt.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

wfnmgjmvvtwt.exe

description	pid	process	target process
PID 2304 set thread context of 3968	2304	wfnmgjmvvtwt.exe	conhost.exe
PID 2304 set thread context of 1256	2304	wfnmgjmvvtwt.exe	conhost.exe

Launches sc.exe 4 IoCs
Sc.exe is a Windows utlilty to control services on the system.

Processes:

sc.exesc.exesc.exesc.exe

pid process

868 sc.exe
2372 sc.exe
1624 sc.exe
4304 sc.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
868	sc.exe
2372	sc.exe
1624	sc.exe
4304	sc.exe

Modifies data under HKEY_USERS 46 IoCs

Processes:

powershell.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs	powershell.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs	powershell.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	powershell.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs	powershell.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	powershell.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

powershell.exepowershell.exeb.exea.exepowershell.exewfnmgjmvvtwt.exepowershell.execonhost.exe

pid	process
548	powershell.exe
4680	powershell.exe
548	powershell.exe
4680	powershell.exe
2496	b.exe
2496	b.exe
3152	a.exe
4328	powershell.exe
4328	powershell.exe
3152	a.exe
3152	a.exe
3152	a.exe
3152	a.exe
3152	a.exe
2304	wfnmgjmvvtwt.exe
4792	powershell.exe
4792	powershell.exe
2304	wfnmgjmvvtwt.exe
2304	wfnmgjmvvtwt.exe
2304	wfnmgjmvvtwt.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe
1256	conhost.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

powershell.exepowershell.exeb.exepowershell.exepowershell.execonhost.exe

description	pid	process
Token: SeDebugPrivilege	548	powershell.exe
Token: SeDebugPrivilege	4680	powershell.exe
Token: SeDebugPrivilege	2496	b.exe
Token: SeDebugPrivilege	4328	powershell.exe
Token: SeDebugPrivilege	4792	powershell.exe
Token: SeLockMemoryPrivilege	1256	conhost.exe

Suspicious use of WriteProcessMemory 29 IoCs

Processes:

6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.execmd.exewfnmgjmvvtwt.execmd.exe

description	pid	process	target process
PID 1452 wrote to memory of 4680	1452	6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.exe	powershell.exe
PID 1452 wrote to memory of 4680	1452	6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.exe	powershell.exe
PID 1452 wrote to memory of 4680	1452	6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.exe	powershell.exe
PID 1452 wrote to memory of 548	1452	6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.exe	powershell.exe
PID 1452 wrote to memory of 548	1452	6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.exe	powershell.exe
PID 1452 wrote to memory of 548	1452	6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.exe	powershell.exe
PID 1452 wrote to memory of 3152	1452	6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.exe	a.exe
PID 1452 wrote to memory of 3152	1452	6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.exe	a.exe
PID 1452 wrote to memory of 2496	1452	6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.exe	b.exe
PID 1452 wrote to memory of 2496	1452	6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.exe	b.exe
PID 1452 wrote to memory of 2496	1452	6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.exe	b.exe
PID 5004 wrote to memory of 2656	5004	cmd.exe	wusa.exe
PID 5004 wrote to memory of 2656	5004	cmd.exe	wusa.exe
PID 2304 wrote to memory of 3968	2304	wfnmgjmvvtwt.exe	conhost.exe
PID 2304 wrote to memory of 3968	2304	wfnmgjmvvtwt.exe	conhost.exe
PID 2304 wrote to memory of 3968	2304	wfnmgjmvvtwt.exe	conhost.exe
PID 2304 wrote to memory of 3968	2304	wfnmgjmvvtwt.exe	conhost.exe
PID 2304 wrote to memory of 3968	2304	wfnmgjmvvtwt.exe	conhost.exe
PID 2304 wrote to memory of 3968	2304	wfnmgjmvvtwt.exe	conhost.exe
PID 2304 wrote to memory of 3968	2304	wfnmgjmvvtwt.exe	conhost.exe
PID 2304 wrote to memory of 3968	2304	wfnmgjmvvtwt.exe	conhost.exe
PID 2304 wrote to memory of 3968	2304	wfnmgjmvvtwt.exe	conhost.exe
PID 2304 wrote to memory of 1256	2304	wfnmgjmvvtwt.exe	conhost.exe
PID 2304 wrote to memory of 1256	2304	wfnmgjmvvtwt.exe	conhost.exe
PID 2304 wrote to memory of 1256	2304	wfnmgjmvvtwt.exe	conhost.exe
PID 2304 wrote to memory of 1256	2304	wfnmgjmvvtwt.exe	conhost.exe
PID 2304 wrote to memory of 1256	2304	wfnmgjmvvtwt.exe	conhost.exe
PID 4868 wrote to memory of 4216	4868	cmd.exe	wusa.exe
PID 4868 wrote to memory of 4216	4868	cmd.exe	wusa.exe

C:\Users\Admin\AppData\Local\Temp\6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.exe
"C:\Users\Admin\AppData\Local\Temp\6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1452

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "PAAjAHYAdABpACMAPgBBAGQAZAAtAFQAeQBwAGUAIAAtAEEAcwBzAGUAbQBiAGwAeQBOAGEAbQBlACAAUwB5AHMAdABlAG0ALgBXAGkAbgBkAG8AdwBzAC4ARgBvAHIAbQBzADsAPAAjAGsAcABhACMAPgBbAFMAeQBzAHQAZQBtAC4AVwBpAG4AZABvAHcAcwAuAEYAbwByAG0AcwAuAE0AZQBzAHMAYQBnAGUAQgBvAHgAXQA6ADoAUwBoAG8AdwAoACcAVABoAGkAcwAgAGMAbwBtAHAAdQB0AGUAcgAgAGkAcwAgAG4AbwB0ACAAcwB1AHAAcABvAHIAdABlAGQALAAgAHAAbABlAGEAcwBlACAAdAByAHkAIABhAGcAYQBpAG4AIABvAG4AIABhAG4AbwB0AGgAZQByACcALAAnACcALAAnAE8ASwAnACwAJwBFAHIAcgBvAHIAJwApADwAIwB5AGMAYQAjAD4A"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4680

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "PAAjAGYAbABmACMAPgBBAGQAZAAtAE0AcABQAHIAZQBmAGUAcgBlAG4AYwBlACAAPAAjAGQAagBiACMAPgAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgAEAAKAAkAGUAbgB2ADoAVQBzAGUAcgBQAHIAbwBmAGkAbABlACwAJABlAG4AdgA6AFMAeQBzAHQAZQBtAEQAcgBpAHYAZQApACAAPAAjAHkAYwBzACMAPgAgAC0ARgBvAHIAYwBlACAAPAAjAGwAcAB5ACMAPgA="
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:548

C:\Users\Admin\AppData\Roaming\a.exe
"C:\Users\Admin\AppData\Roaming\a.exe"
2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
PID:3152

C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramData) -ExclusionExtension '.exe' -Force
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4328

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
3⤵
- Suspicious use of WriteProcessMemory
PID:5004

C:\Windows\system32\wusa.exe
wusa /uninstall /kb:890830 /quiet /norestart
4⤵
PID:2656

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe delete "TDFIYZSJ"
3⤵
- Launches sc.exe
PID:4304

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe create "TDFIYZSJ" binpath= "C:\ProgramData\tcxbtjpidyhi\wfnmgjmvvtwt.exe" start= "auto"
3⤵
- Launches sc.exe
PID:1624

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe stop eventlog
3⤵
- Launches sc.exe
PID:2372

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe start "TDFIYZSJ"
3⤵
- Launches sc.exe
PID:868

C:\Users\Admin\AppData\Roaming\b.exe
"C:\Users\Admin\AppData\Roaming\b.exe"
2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2496

C:\ProgramData\tcxbtjpidyhi\wfnmgjmvvtwt.exe
C:\ProgramData\tcxbtjpidyhi\wfnmgjmvvtwt.exe
1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2304

C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramData) -ExclusionExtension '.exe' -Force
2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4792

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
2⤵
- Suspicious use of WriteProcessMemory
PID:4868

C:\Windows\system32\wusa.exe
wusa /uninstall /kb:890830 /quiet /norestart
3⤵
PID:4216

C:\Windows\system32\conhost.exe
C:\Windows\system32\conhost.exe
2⤵
PID:3968

C:\Windows\system32\conhost.exe
conhost.exe
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1256

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Service Stop

T1489

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize
2KB

MD5
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Filesize
17KB

MD5
30b6d10078bb24290061c157ad605aed

SHA1
d7e097a8cf744fea695c083ff747b5902b91a962

SHA256
c2eb455d0cd583a6db945f9b70f003cc9d32f4bb30ada49119c4a564b727d19e

SHA512
42c6e6924e40a20254e8b41cf28b5aa29c32bd823e88a9c7c1042cba8cde095fd24522588232548bde21fefba0b3cc1b157d8b873871e6150aaf8b1d54b49010

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_u2gn2zwz.bp5.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp660E.tmp
Filesize
46KB

MD5
02d2c46697e3714e49f46b680b9a6b83

SHA1
84f98b56d49f01e9b6b76a4e21accf64fd319140

SHA256
522cad95d3fa6ebb3274709b8d09bbb1ca37389d0a924cd29e934a75aa04c6c9

SHA512
60348a145bfc71b1e07cb35fa79ab5ff472a3d0a557741ea2d39b3772bc395b86e261bd616f65307ae0d997294e49b5548d32f11e86ef3e2704959ca63da8aac

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp6623.tmp
Filesize
92KB

MD5
17a7df30f13c3da857d658cacd4d32b5

SHA1
a7263013b088e677410d35f4cc4df02514cb898c

SHA256
c44cbdf2dbfb3ea10d471fa39c9b63e6e2fc00f1add109d51419b208a426f4d0

SHA512
ea96cc3e2a44d2adeca4ecb4b8875a808ef041a6a5b4ae77b6bfd1600dd31f449b51b1a5997064c43e5111861ac4e3bc40a55db6a39d6323c0b00ff26d113b72

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp663F.tmp
Filesize
48KB

MD5
349e6eb110e34a08924d92f6b334801d

SHA1
bdfb289daff51890cc71697b6322aa4b35ec9169

SHA256
c9fd7be4579e4aa942e8c2b44ab10115fa6c2fe6afd0c584865413d9d53f3b2a

SHA512
2a635b815a5e117ea181ee79305ee1baf591459427acc5210d8c6c7e447be3513ead871c605eb3d32e4ab4111b2a335f26520d0ef8c1245a4af44e1faec44574

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp6645.tmp
Filesize
20KB

MD5
49693267e0adbcd119f9f5e02adf3a80

SHA1
3ba3d7f89b8ad195ca82c92737e960e1f2b349df

SHA256
d76e7512e496b7c8d9fcd3010a55e2e566881dc6dacaf0343652a4915d47829f

SHA512
b4b9fcecf8d277bb0ccbb25e08f3559e3fc519d85d8761d8ad5bca983d04eb55a20d3b742b15b9b31a7c9187da40ad5c48baa7a54664cae4c40aa253165cbaa2

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp665B.tmp
Filesize
116KB

MD5
f70aa3fa04f0536280f872ad17973c3d

SHA1
50a7b889329a92de1b272d0ecf5fce87395d3123

SHA256
8d782aa65de6db3538a14da82216e96d5e0a3c60496726e3541a8165bccc65f8

SHA512
30675c5c610d9aa32a4c4a4d9c3af7570823cd197f8d2a709222c78e2cd15304bbed80e233e3674ec2f6e33d1961c67fd6a46dc8ba8b1a301cd0722932c03c84

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp6676.tmp
Filesize
96KB

MD5
d367ddfda80fdcf578726bc3b0bc3e3c

SHA1
23fcd5e4e0e5e296bee7e5224a8404ecd92cf671

SHA256
0b8607fdf72f3e651a2a8b0ac7be171b4cb44909d76bb8d6c47393b8ea3d84a0

SHA512
40e9239e3f084b4b981431817ca282feb986cf49227911bf3d68845baf2ee626b564c8fabe6e13b97e6eb214da1c02ca09a62bcf5e837900160cf479c104bf77

Download Submit
C:\Users\Admin\AppData\Roaming\a.exe
Filesize
2.5MB

MD5
6fd62e635b39a02ba8cac6fc124c9475

SHA1
e13080b9cc546e44a9f1c419ba86aeb190a14b2d

SHA256
78b9d7e485026278b02a1961999ad99cdfa988fbf4403767db5d10d1473e9870

SHA512
e77432582e6abcc0fd86ed997c9c4619bd67a044d33a752e1cf3ceb8008cea27c540949183b80f9dee8a41614cff54afe79c5db294efcb72b27685fcf1010cdc

Download Submit
C:\Users\Admin\AppData\Roaming\b.exe
Filesize
95KB

MD5
184ac479b3a878e9ac5535770ca34a2b

SHA1
1f99039911cc2cfd1a62ce348429ddd0f4435a60

SHA256
8e28a0090832a76cf71c417cb1bf7990b9af86be258b732117a47f624387083c

SHA512
e0f5185ae890b902ea5325066df23959106712e7990e120a1b9752bbd0331cac968af5ddd6092f75a1c576d4c83f4093dfbf53a2c90870d1c02b31a0e8282bb4

Download Submit
memory/548-71-0x0000000004AE0000-0x0000000004AF0000-memory.dmp

Filesize
64KB

Download
memory/548-77-0x00000000072E0000-0x00000000072EA000-memory.dmp

Filesize
40KB

Download
memory/548-25-0x0000000004AE0000-0x0000000004AF0000-memory.dmp

Filesize
64KB

Download
memory/548-78-0x0000000007500000-0x0000000007596000-memory.dmp

Filesize
600KB

Download
memory/548-19-0x0000000073AE0000-0x0000000074290000-memory.dmp

Filesize
7.7MB

Download
memory/548-34-0x00000000057C0000-0x0000000005826000-memory.dmp

Filesize
408KB

Download
memory/548-24-0x0000000004AE0000-0x0000000004AF0000-memory.dmp

Filesize
64KB

Download
memory/548-86-0x0000000073AE0000-0x0000000074290000-memory.dmp

Filesize
7.7MB

Download
memory/548-83-0x00000000074F0000-0x00000000074F8000-memory.dmp

Filesize
32KB

Download
memory/548-82-0x00000000075A0000-0x00000000075BA000-memory.dmp

Filesize
104KB

Download
memory/548-81-0x00000000074C0000-0x00000000074D4000-memory.dmp

Filesize
80KB

Download
memory/548-80-0x00000000074B0000-0x00000000074BE000-memory.dmp

Filesize
56KB

Download
memory/548-57-0x0000000005F10000-0x0000000005F2E000-memory.dmp

Filesize
120KB

Download
memory/548-70-0x0000000006500000-0x000000000651E000-memory.dmp

Filesize
120KB

Download
memory/548-79-0x0000000007470000-0x0000000007481000-memory.dmp

Filesize
68KB

Download
memory/548-60-0x0000000074580000-0x00000000745CC000-memory.dmp

Filesize
304KB

Download
memory/548-59-0x000000007F460000-0x000000007F470000-memory.dmp

Filesize
64KB

Download
memory/548-58-0x0000000006EF0000-0x0000000006F22000-memory.dmp

Filesize
200KB

Download
memory/548-72-0x0000000007130000-0x00000000071D3000-memory.dmp

Filesize
652KB

Download
memory/1256-365-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/1256-356-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/1256-374-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/1256-376-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/1256-375-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/1256-373-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/1256-369-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/1256-368-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/1256-355-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/1256-357-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/1256-367-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/1256-366-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/1256-359-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/1256-364-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/1256-363-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/1256-360-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/1256-362-0x000002698FB20000-0x000002698FB40000-memory.dmp

Filesize
128KB

Download
memory/1256-361-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/1256-358-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/2496-94-0x0000000007390000-0x00000000073AE000-memory.dmp

Filesize
120KB

Download
memory/2496-324-0x0000000005750000-0x0000000005760000-memory.dmp

Filesize
64KB

Download
memory/2496-40-0x00000000056E0000-0x000000000572C000-memory.dmp

Filesize
304KB

Download
memory/2496-28-0x00000000056C0000-0x00000000056D2000-memory.dmp

Filesize
72KB

Download
memory/2496-56-0x00000000059D0000-0x0000000005ADA000-memory.dmp

Filesize
1.0MB

Download
memory/2496-27-0x0000000073AE0000-0x0000000074290000-memory.dmp

Filesize
7.7MB

Download
memory/2496-45-0x0000000005750000-0x0000000005760000-memory.dmp

Filesize
64KB

Download
memory/2496-22-0x0000000000E40000-0x0000000000E5E000-memory.dmp

Filesize
120KB

Download
memory/2496-30-0x0000000005760000-0x000000000579C000-memory.dmp

Filesize
240KB

Download
memory/2496-26-0x0000000005D80000-0x0000000006398000-memory.dmp

Filesize
6.1MB

Download
memory/2496-91-0x0000000006CB0000-0x0000000006E72000-memory.dmp

Filesize
1.8MB

Download
memory/2496-92-0x00000000073B0000-0x00000000078DC000-memory.dmp

Filesize
5.2MB

Download
memory/2496-93-0x0000000007200000-0x0000000007276000-memory.dmp

Filesize
472KB

Download
memory/2496-294-0x0000000073AE0000-0x0000000074290000-memory.dmp

Filesize
7.7MB

Download
memory/3968-350-0x0000000140000000-0x000000014000E000-memory.dmp

Filesize
56KB

Download
memory/3968-348-0x0000000140000000-0x000000014000E000-memory.dmp

Filesize
56KB

Download
memory/3968-349-0x0000000140000000-0x000000014000E000-memory.dmp

Filesize
56KB

Download
memory/3968-347-0x0000000140000000-0x000000014000E000-memory.dmp

Filesize
56KB

Download
memory/3968-354-0x0000000140000000-0x000000014000E000-memory.dmp

Filesize
56KB

Download
memory/3968-351-0x0000000140000000-0x000000014000E000-memory.dmp

Filesize
56KB

Download
memory/4328-304-0x0000019AE8DF0000-0x0000019AE8E00000-memory.dmp

Filesize
64KB

Download
memory/4328-293-0x0000019AEAE70000-0x0000019AEAE92000-memory.dmp

Filesize
136KB

Download
memory/4328-303-0x00007FFC86A60000-0x00007FFC87521000-memory.dmp

Filesize
10.8MB

Download
memory/4328-308-0x00007FFC86A60000-0x00007FFC87521000-memory.dmp

Filesize
10.8MB

Download
memory/4328-305-0x0000019AE8DF0000-0x0000019AE8E00000-memory.dmp

Filesize
64KB

Download
memory/4680-32-0x0000000005170000-0x0000000005192000-memory.dmp

Filesize
136KB

Download
memory/4680-18-0x0000000004CB0000-0x0000000004CE6000-memory.dmp

Filesize
216KB

Download
memory/4680-75-0x00000000084A0000-0x0000000008A44000-memory.dmp

Filesize
5.6MB

Download
memory/4680-73-0x0000000007870000-0x0000000007EEA000-memory.dmp

Filesize
6.5MB

Download
memory/4680-31-0x0000000004CA0000-0x0000000004CB0000-memory.dmp

Filesize
64KB

Download
memory/4680-29-0x0000000004CA0000-0x0000000004CB0000-memory.dmp

Filesize
64KB

Download
memory/4680-90-0x0000000073AE0000-0x0000000074290000-memory.dmp

Filesize
7.7MB

Download
memory/4680-23-0x0000000005320000-0x0000000005948000-memory.dmp

Filesize
6.2MB

Download
memory/4680-76-0x00000000073F0000-0x0000000007482000-memory.dmp

Filesize
584KB

Download
memory/4680-33-0x0000000005950000-0x00000000059B6000-memory.dmp

Filesize
408KB

Download
memory/4680-46-0x0000000005C20000-0x0000000005F74000-memory.dmp

Filesize
3.3MB

Download
memory/4680-74-0x00000000066B0000-0x00000000066CA000-memory.dmp

Filesize
104KB

Download
memory/4680-21-0x0000000073AE0000-0x0000000074290000-memory.dmp

Filesize
7.7MB

Download
memory/4792-343-0x000002862E3B0000-0x000002862E3C0000-memory.dmp

Filesize
64KB

Download
memory/4792-342-0x0000028649010000-0x000002864901A000-memory.dmp

Filesize
40KB

Download
memory/4792-341-0x0000028649000000-0x0000028649006000-memory.dmp

Filesize
24KB

Download
memory/4792-340-0x0000028648FD0000-0x0000028648FD8000-memory.dmp

Filesize
32KB

Download
memory/4792-338-0x0000028648FC0000-0x0000028648FCA000-memory.dmp

Filesize
40KB

Download
memory/4792-339-0x0000028649020000-0x000002864903A000-memory.dmp

Filesize
104KB

Download
memory/4792-337-0x0000028648FE0000-0x0000028648FFC000-memory.dmp

Filesize
112KB

Download
memory/4792-323-0x000002862E3B0000-0x000002862E3C0000-memory.dmp

Filesize
64KB

Download
memory/4792-335-0x0000028648DC0000-0x0000028648E75000-memory.dmp

Filesize
724KB

Download
memory/4792-334-0x0000028648DA0000-0x0000028648DBC000-memory.dmp

Filesize
112KB

Download
memory/4792-336-0x0000028648D90000-0x0000028648D9A000-memory.dmp

Filesize
40KB

Download
memory/4792-321-0x00007FFC86A60000-0x00007FFC87521000-memory.dmp

Filesize
10.8MB

Download
memory/4792-322-0x000002862E3B0000-0x000002862E3C0000-memory.dmp

Filesize
64KB

Download