Analysis
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max time kernel
150s -
max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
21-04-2024 19:29
Static task
static1
Behavioral task
behavioral1
Sample
tmp.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
tmp.exe
Resource
win10v2004-20240412-en
General
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Target
tmp.exe
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Size
2.5MB
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MD5
ffada57f998ed6a72b6ba2f072d2690a
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SHA1
6857b5f0c40a1cdb0411eb34aa9fe5029bcdb84f
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SHA256
677f393462e24fb6dba1a47b39e674f485450f91deee6076ccbad9fd5e05bd12
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SHA512
1de77f83a89935bb3fc3772d5190c3827d76a998785d451e2c0d11a0061cfd28f1b96eccb41b012c76ddda2021e3333a0a647489ae3c6dac10cfb8302abdf33f
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SSDEEP
49152:UjBP3/qGrdNJ8VZFhY++Yk/4aLq8wH7mm6qJsSRRjyl:aBPvfrAZF28k/RLbwH7mvcRRjy
Malware Config
Signatures
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XMRig Miner payload 9 IoCs
resource yara_rule behavioral2/memory/1452-68-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral2/memory/1452-69-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral2/memory/1452-71-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral2/memory/1452-72-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral2/memory/1452-73-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral2/memory/1452-74-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral2/memory/1452-75-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral2/memory/1452-77-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral2/memory/1452-78-0x0000000140000000-0x0000000140848000-memory.dmp xmrig -
Creates new service(s) 1 TTPs
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Stops running service(s) 3 TTPs
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Executes dropped EXE 1 IoCs
pid Process 376 reakuqnanrkn.exe -
resource yara_rule behavioral2/memory/1452-63-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral2/memory/1452-64-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral2/memory/1452-65-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral2/memory/1452-66-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral2/memory/1452-67-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral2/memory/1452-68-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral2/memory/1452-69-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral2/memory/1452-71-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral2/memory/1452-72-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral2/memory/1452-73-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral2/memory/1452-74-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral2/memory/1452-75-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral2/memory/1452-77-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral2/memory/1452-78-0x0000000140000000-0x0000000140848000-memory.dmp upx -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 54 pastebin.com 55 pastebin.com -
Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\system32\MRT.exe tmp.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 reakuqnanrkn.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 376 set thread context of 1680 376 reakuqnanrkn.exe 152 PID 376 set thread context of 1452 376 reakuqnanrkn.exe 155 -
Launches sc.exe 14 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 5012 sc.exe 4544 sc.exe 1924 sc.exe 544 sc.exe 4004 sc.exe 4240 sc.exe 2760 sc.exe 2356 sc.exe 216 sc.exe 4168 sc.exe 3684 sc.exe 4008 sc.exe 3036 sc.exe 1564 sc.exe -
Modifies data under HKEY_USERS 50 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\ROOT explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\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\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot 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\Root\Certificates explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople 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\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs 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\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\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\UNCAsIntranet = "1" powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3464 tmp.exe 3824 powershell.exe 3824 powershell.exe 3464 tmp.exe 3464 tmp.exe 3464 tmp.exe 3464 tmp.exe 3464 tmp.exe 3464 tmp.exe 3464 tmp.exe 3464 tmp.exe 3464 tmp.exe 3464 tmp.exe 3464 tmp.exe 3464 tmp.exe 3464 tmp.exe 3464 tmp.exe 376 reakuqnanrkn.exe 1184 powershell.exe 1184 powershell.exe 376 reakuqnanrkn.exe 376 reakuqnanrkn.exe 376 reakuqnanrkn.exe 376 reakuqnanrkn.exe 376 reakuqnanrkn.exe 376 reakuqnanrkn.exe 376 reakuqnanrkn.exe 376 reakuqnanrkn.exe 376 reakuqnanrkn.exe 376 reakuqnanrkn.exe 376 reakuqnanrkn.exe 376 reakuqnanrkn.exe 1452 explorer.exe 1452 explorer.exe 1452 explorer.exe 1452 explorer.exe 1452 explorer.exe 1452 explorer.exe 1452 explorer.exe 1452 explorer.exe 1452 explorer.exe 1452 explorer.exe 1452 explorer.exe 1452 explorer.exe 1452 explorer.exe 1452 explorer.exe 1452 explorer.exe 1452 explorer.exe 1452 explorer.exe 1452 explorer.exe 1452 explorer.exe 1452 explorer.exe 1452 explorer.exe 1452 explorer.exe 1452 explorer.exe 1452 explorer.exe 1452 explorer.exe 1452 explorer.exe 1452 explorer.exe 1452 explorer.exe 1452 explorer.exe 1452 explorer.exe 1452 explorer.exe 1452 explorer.exe -
Suspicious use of AdjustPrivilegeToken 19 IoCs
description pid Process Token: SeDebugPrivilege 3824 powershell.exe Token: SeShutdownPrivilege 4252 powercfg.exe Token: SeCreatePagefilePrivilege 4252 powercfg.exe Token: SeShutdownPrivilege 2952 powercfg.exe Token: SeCreatePagefilePrivilege 2952 powercfg.exe Token: SeShutdownPrivilege 4676 powercfg.exe Token: SeCreatePagefilePrivilege 4676 powercfg.exe Token: SeShutdownPrivilege 3968 powercfg.exe Token: SeCreatePagefilePrivilege 3968 powercfg.exe Token: SeDebugPrivilege 1184 powershell.exe Token: SeShutdownPrivilege 4032 powercfg.exe Token: SeCreatePagefilePrivilege 4032 powercfg.exe Token: SeShutdownPrivilege 2492 powercfg.exe Token: SeCreatePagefilePrivilege 2492 powercfg.exe Token: SeShutdownPrivilege 3108 powercfg.exe Token: SeCreatePagefilePrivilege 3108 powercfg.exe Token: SeShutdownPrivilege 2948 powercfg.exe Token: SeCreatePagefilePrivilege 2948 powercfg.exe Token: SeLockMemoryPrivilege 1452 explorer.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 3784 wrote to memory of 1856 3784 cmd.exe 104 PID 3784 wrote to memory of 1856 3784 cmd.exe 104 PID 4388 wrote to memory of 4312 4388 cmd.exe 139 PID 4388 wrote to memory of 4312 4388 cmd.exe 139 PID 376 wrote to memory of 1680 376 reakuqnanrkn.exe 152 PID 376 wrote to memory of 1680 376 reakuqnanrkn.exe 152 PID 376 wrote to memory of 1680 376 reakuqnanrkn.exe 152 PID 376 wrote to memory of 1680 376 reakuqnanrkn.exe 152 PID 376 wrote to memory of 1680 376 reakuqnanrkn.exe 152 PID 376 wrote to memory of 1680 376 reakuqnanrkn.exe 152 PID 376 wrote to memory of 1680 376 reakuqnanrkn.exe 152 PID 376 wrote to memory of 1680 376 reakuqnanrkn.exe 152 PID 376 wrote to memory of 1680 376 reakuqnanrkn.exe 152 PID 376 wrote to memory of 1452 376 reakuqnanrkn.exe 155 PID 376 wrote to memory of 1452 376 reakuqnanrkn.exe 155 PID 376 wrote to memory of 1452 376 reakuqnanrkn.exe 155 PID 376 wrote to memory of 1452 376 reakuqnanrkn.exe 155 PID 376 wrote to memory of 1452 376 reakuqnanrkn.exe 155
Processes
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C:\Users\Admin\AppData\Local\Temp\tmp.exe"C:\Users\Admin\AppData\Local\Temp\tmp.exe"1⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
PID:3464 -
C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exeC:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramData) -ExclusionExtension '.exe' -Force2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3824
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart2⤵
- Suspicious use of WriteProcessMemory
PID:3784 -
C:\Windows\system32\wusa.exewusa /uninstall /kb:890830 /quiet /norestart3⤵PID:1856
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop UsoSvc2⤵
- Launches sc.exe
PID:3684
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop WaaSMedicSvc2⤵
- Launches sc.exe
PID:5012
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop wuauserv2⤵
- Launches sc.exe
PID:4008
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop bits2⤵
- Launches sc.exe
PID:2760
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop dosvc2⤵
- Launches sc.exe
PID:4544
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C:\Windows\system32\powercfg.exeC:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 02⤵
- Suspicious use of AdjustPrivilegeToken
PID:4252
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C:\Windows\system32\powercfg.exeC:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 02⤵
- Suspicious use of AdjustPrivilegeToken
PID:2952
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C:\Windows\system32\powercfg.exeC:\Windows\system32\powercfg.exe /x -standby-timeout-ac 02⤵
- Suspicious use of AdjustPrivilegeToken
PID:4676
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C:\Windows\system32\powercfg.exeC:\Windows\system32\powercfg.exe /x -standby-timeout-dc 02⤵
- Suspicious use of AdjustPrivilegeToken
PID:3968
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe delete "WSNKISKT"2⤵
- Launches sc.exe
PID:2356
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe create "WSNKISKT" binpath= "C:\ProgramData\wikombernizc\reakuqnanrkn.exe" start= "auto"2⤵
- Launches sc.exe
PID:1924
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop eventlog2⤵
- Launches sc.exe
PID:1564
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start "WSNKISKT"2⤵
- Launches sc.exe
PID:3036
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C:\ProgramData\wikombernizc\reakuqnanrkn.exeC:\ProgramData\wikombernizc\reakuqnanrkn.exe1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:376 -
C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exeC:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramData) -ExclusionExtension '.exe' -Force2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1184
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart2⤵
- Suspicious use of WriteProcessMemory
PID:4388 -
C:\Windows\system32\wusa.exewusa /uninstall /kb:890830 /quiet /norestart3⤵PID:4312
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop UsoSvc2⤵
- Launches sc.exe
PID:216
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop WaaSMedicSvc2⤵
- Launches sc.exe
PID:4168
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop wuauserv2⤵
- Launches sc.exe
PID:4240
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop bits2⤵
- Launches sc.exe
PID:544
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop dosvc2⤵
- Launches sc.exe
PID:4004
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C:\Windows\system32\powercfg.exeC:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 02⤵
- Suspicious use of AdjustPrivilegeToken
PID:2492
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C:\Windows\system32\powercfg.exeC:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 02⤵
- Suspicious use of AdjustPrivilegeToken
PID:4032
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C:\Windows\system32\powercfg.exeC:\Windows\system32\powercfg.exe /x -standby-timeout-ac 02⤵
- Suspicious use of AdjustPrivilegeToken
PID:2948
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C:\Windows\system32\powercfg.exeC:\Windows\system32\powercfg.exe /x -standby-timeout-dc 02⤵
- Suspicious use of AdjustPrivilegeToken
PID:3108
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C:\Windows\system32\conhost.exeC:\Windows\system32\conhost.exe2⤵PID:1680
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C:\Windows\explorer.exeexplorer.exe2⤵
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1452
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2.5MB
MD5ffada57f998ed6a72b6ba2f072d2690a
SHA16857b5f0c40a1cdb0411eb34aa9fe5029bcdb84f
SHA256677f393462e24fb6dba1a47b39e674f485450f91deee6076ccbad9fd5e05bd12
SHA5121de77f83a89935bb3fc3772d5190c3827d76a998785d451e2c0d11a0061cfd28f1b96eccb41b012c76ddda2021e3333a0a647489ae3c6dac10cfb8302abdf33f
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82