xmrig | fe71796d4f03b881d15dd1ea628ad9a03bd090f9107bc3d64159ec6ea3392a6d

Analysis

max time kernel
88s
max time network
107s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09/09/2024, 00:38

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General

Target

a3c7cca5c725b4da2bb27ef101cbc690N.exe
Size

5.4MB
MD5

a3c7cca5c725b4da2bb27ef101cbc690
SHA1

883f82d56a759d215164f809bf08538d86fc740d
SHA256

fe71796d4f03b881d15dd1ea628ad9a03bd090f9107bc3d64159ec6ea3392a6d
SHA512

032b5ea026fe2551e1f5977d31c5d1b9620eaeeae6c173b5d38ae700a64dd9f339341544ee756c8e08e8ea47353301aa532fce5200b9dfa99fe0c175d095641d
SSDEEP

98304:KggSZTFznDHwE8oohoIgNgx+r3P4jw4fn9E32RW0O2gT/gQGhP3oFL6p4kvDZ/Hn:DgSZJznDHMo+JgNgx+r3P+e32BO2gjgj

Score

10^/10

xmrig evasion execution miner persistence upx

Malware Config

Signatures

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

XMRig Miner payload 8 IoCs

miner

resource	yara_rule
behavioral1/memory/916-34-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig
behavioral1/memory/916-33-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig
behavioral1/memory/916-39-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig
behavioral1/memory/916-40-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig
behavioral1/memory/916-38-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig
behavioral1/memory/916-37-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig
behavioral1/memory/916-36-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig
behavioral1/memory/916-42-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2436	powershell.exe
1988	powershell.exe

Creates new service(s) 2 TTPs
persistence execution

Windows Service
T1543.003

Service Execution
T1569.002
Stops running service(s) 4 TTPs
evasion execution

Windows Service
T1543.003

Impair Defenses
T1562

Service Stop
T1489

Service Execution
T1569.002

Deletes itself 1 IoCs

pid	Process
1208	cmd.exe

Executes dropped EXE 2 IoCs

pid	Process
476	Process not Found
2308	fqwofdtexigy.exe

Loads dropped DLL 1 IoCs

pid	Process
476	Process not Found

UPX packed file 13 IoCs

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

upx

resource	yara_rule
behavioral1/memory/916-28-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral1/memory/916-34-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral1/memory/916-33-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral1/memory/916-31-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral1/memory/916-30-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral1/memory/916-32-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral1/memory/916-29-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral1/memory/916-39-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral1/memory/916-40-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral1/memory/916-38-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral1/memory/916-37-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral1/memory/916-36-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral1/memory/916-42-0x0000000140000000-0x0000000140848000-memory.dmp	upx

Power Settings 1 TTPs 8 IoCs

powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.

persistence

Power Settings

T1653

pid	Process
2292	powercfg.exe
2784	powercfg.exe
2512	powercfg.exe
2508	powercfg.exe
2852	powercfg.exe
2836	powercfg.exe
2612	powercfg.exe
2992	powercfg.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk	powershell.exe
File opened for modification	C:\Windows\system32\MRT.exe	fqwofdtexigy.exe
File opened for modification	C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk	powershell.exe
File opened for modification	C:\Windows\system32\MRT.exe	a3c7cca5c725b4da2bb27ef101cbc690N.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2308 set thread context of 2856	2308	fqwofdtexigy.exe	88
PID 2308 set thread context of 916	2308	fqwofdtexigy.exe	90

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\wusa.lock	wusa.exe
File created	C:\Windows\wusa.lock	wusa.exe

Launches sc.exe 14 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
2664	sc.exe
2656	sc.exe
1136	sc.exe
316	sc.exe
2012	sc.exe
2724	sc.exe
2880	sc.exe
2528	sc.exe
1712	sc.exe
1680	sc.exe
2036	sc.exe
2692	sc.exe
2064	sc.exe
1120	sc.exe

Modifies data under HKEY_USERS 2 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\StartPage\StartMenu_Start_Time = f0e21ea25002db01	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\StartPage	powershell.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1836	a3c7cca5c725b4da2bb27ef101cbc690N.exe
2436	powershell.exe
1836	a3c7cca5c725b4da2bb27ef101cbc690N.exe
1836	a3c7cca5c725b4da2bb27ef101cbc690N.exe
1836	a3c7cca5c725b4da2bb27ef101cbc690N.exe
1836	a3c7cca5c725b4da2bb27ef101cbc690N.exe
1836	a3c7cca5c725b4da2bb27ef101cbc690N.exe
1836	a3c7cca5c725b4da2bb27ef101cbc690N.exe
1836	a3c7cca5c725b4da2bb27ef101cbc690N.exe
1836	a3c7cca5c725b4da2bb27ef101cbc690N.exe
1836	a3c7cca5c725b4da2bb27ef101cbc690N.exe
1836	a3c7cca5c725b4da2bb27ef101cbc690N.exe
1836	a3c7cca5c725b4da2bb27ef101cbc690N.exe
1836	a3c7cca5c725b4da2bb27ef101cbc690N.exe
1836	a3c7cca5c725b4da2bb27ef101cbc690N.exe
1836	a3c7cca5c725b4da2bb27ef101cbc690N.exe
1836	a3c7cca5c725b4da2bb27ef101cbc690N.exe
2308	fqwofdtexigy.exe
1988	powershell.exe
2308	fqwofdtexigy.exe
2308	fqwofdtexigy.exe
2308	fqwofdtexigy.exe
2308	fqwofdtexigy.exe
2308	fqwofdtexigy.exe
2308	fqwofdtexigy.exe
2308	fqwofdtexigy.exe
2308	fqwofdtexigy.exe
2308	fqwofdtexigy.exe
2308	fqwofdtexigy.exe
2308	fqwofdtexigy.exe
2308	fqwofdtexigy.exe
916	nslookup.exe
916	nslookup.exe
916	nslookup.exe
916	nslookup.exe
916	nslookup.exe
916	nslookup.exe
916	nslookup.exe
916	nslookup.exe
916	nslookup.exe
916	nslookup.exe
916	nslookup.exe
916	nslookup.exe
916	nslookup.exe
916	nslookup.exe
916	nslookup.exe
916	nslookup.exe
916	nslookup.exe
916	nslookup.exe
916	nslookup.exe
916	nslookup.exe
916	nslookup.exe
916	nslookup.exe
916	nslookup.exe
916	nslookup.exe
916	nslookup.exe
916	nslookup.exe
916	nslookup.exe
916	nslookup.exe
916	nslookup.exe
916	nslookup.exe
916	nslookup.exe
916	nslookup.exe
916	nslookup.exe

Suspicious use of AdjustPrivilegeToken 11 IoCs

description	pid	Process
Token: SeDebugPrivilege	2436	powershell.exe
Token: SeShutdownPrivilege	2508	powercfg.exe
Token: SeShutdownPrivilege	2784	powercfg.exe
Token: SeShutdownPrivilege	2292	powercfg.exe
Token: SeShutdownPrivilege	2512	powercfg.exe
Token: SeDebugPrivilege	1988	powershell.exe
Token: SeShutdownPrivilege	2612	powercfg.exe
Token: SeShutdownPrivilege	2852	powercfg.exe
Token: SeShutdownPrivilege	2836	powercfg.exe
Token: SeShutdownPrivilege	2992	powercfg.exe
Token: SeLockMemoryPrivilege	916	nslookup.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 2708 wrote to memory of 2644	2708	cmd.exe	39
PID 2708 wrote to memory of 2644	2708	cmd.exe	39
PID 2708 wrote to memory of 2644	2708	cmd.exe	39
PID 1208 wrote to memory of 2320	1208	cmd.exe	64
PID 1208 wrote to memory of 2320	1208	cmd.exe	64
PID 1208 wrote to memory of 2320	1208	cmd.exe	64
PID 1316 wrote to memory of 1860	1316	cmd.exe	72
PID 1316 wrote to memory of 1860	1316	cmd.exe	72
PID 1316 wrote to memory of 1860	1316	cmd.exe	72
PID 2308 wrote to memory of 2856	2308	fqwofdtexigy.exe	88
PID 2308 wrote to memory of 2856	2308	fqwofdtexigy.exe	88
PID 2308 wrote to memory of 2856	2308	fqwofdtexigy.exe	88
PID 2308 wrote to memory of 2856	2308	fqwofdtexigy.exe	88
PID 2308 wrote to memory of 2856	2308	fqwofdtexigy.exe	88
PID 2308 wrote to memory of 2856	2308	fqwofdtexigy.exe	88
PID 2308 wrote to memory of 2856	2308	fqwofdtexigy.exe	88
PID 2308 wrote to memory of 2856	2308	fqwofdtexigy.exe	88
PID 2308 wrote to memory of 2856	2308	fqwofdtexigy.exe	88
PID 2308 wrote to memory of 916	2308	fqwofdtexigy.exe	90
PID 2308 wrote to memory of 916	2308	fqwofdtexigy.exe	90
PID 2308 wrote to memory of 916	2308	fqwofdtexigy.exe	90
PID 2308 wrote to memory of 916	2308	fqwofdtexigy.exe	90
PID 2308 wrote to memory of 916	2308	fqwofdtexigy.exe	90

C:\Users\Admin\AppData\Local\Temp\a3c7cca5c725b4da2bb27ef101cbc690N.exe
"C:\Users\Admin\AppData\Local\Temp\a3c7cca5c725b4da2bb27ef101cbc690N.exe"
1⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
PID:1836
- 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⤵
  - Command and Scripting Interpreter: PowerShell
  - Drops file in System32 directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2436
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2708
- - C:\Windows\system32\wusa.exe
    wusa /uninstall /kb:890830 /quiet /norestart
    3⤵
    - Drops file in Windows directory
    PID:2644
- C:\Windows\system32\sc.exe
  C:\Windows\system32\sc.exe stop UsoSvc
  2⤵
  - Launches sc.exe
  PID:2724
- C:\Windows\system32\sc.exe
  C:\Windows\system32\sc.exe stop WaaSMedicSvc
  2⤵
  - Launches sc.exe
  PID:2664
- C:\Windows\system32\sc.exe
  C:\Windows\system32\sc.exe stop wuauserv
  2⤵
  - Launches sc.exe
  PID:2880
- C:\Windows\system32\sc.exe
  C:\Windows\system32\sc.exe stop bits
  2⤵
  - Launches sc.exe
  PID:2656
- C:\Windows\system32\sc.exe
  C:\Windows\system32\sc.exe stop dosvc
  2⤵
  - Launches sc.exe
  PID:2692
- C:\Windows\system32\powercfg.exe
  C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
  2⤵
  - Power Settings
  - Suspicious use of AdjustPrivilegeToken
  PID:2784
- C:\Windows\system32\powercfg.exe
  C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
  2⤵
  - Power Settings
  - Suspicious use of AdjustPrivilegeToken
  PID:2292
- C:\Windows\system32\powercfg.exe
  C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
  2⤵
  - Power Settings
  - Suspicious use of AdjustPrivilegeToken
  PID:2512
- C:\Windows\system32\powercfg.exe
  C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
  2⤵
  - Power Settings
  - Suspicious use of AdjustPrivilegeToken
  PID:2508
- C:\Windows\system32\sc.exe
  C:\Windows\system32\sc.exe delete "JVNIRHNX"
  2⤵
  - Launches sc.exe
  PID:2528
- C:\Windows\system32\sc.exe
  C:\Windows\system32\sc.exe create "JVNIRHNX" binpath= "C:\ProgramData\xhzmmmxzrrwn\fqwofdtexigy.exe" start= "auto"
  2⤵
  - Launches sc.exe
  PID:2064
- C:\Windows\system32\sc.exe
  C:\Windows\system32\sc.exe stop eventlog
  2⤵
  - Launches sc.exe
  PID:1120
- C:\Windows\system32\sc.exe
  C:\Windows\system32\sc.exe start "JVNIRHNX"
  2⤵
  - Launches sc.exe
  PID:1136
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c choice /C Y /N /D Y /T 3 & Del "C:\Users\Admin\AppData\Local\Temp\a3c7cca5c725b4da2bb27ef101cbc690N.exe"
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:1208
- - C:\Windows\system32\choice.exe
    choice /C Y /N /D Y /T 3
    3⤵
    PID:2320

C:\ProgramData\xhzmmmxzrrwn\fqwofdtexigy.exe
C:\ProgramData\xhzmmmxzrrwn\fqwofdtexigy.exe
1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2308
- 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⤵
  - Command and Scripting Interpreter: PowerShell
  - Drops file in System32 directory
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1988
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1316
- - C:\Windows\system32\wusa.exe
    wusa /uninstall /kb:890830 /quiet /norestart
    3⤵
    - Drops file in Windows directory
    PID:1860
- C:\Windows\system32\sc.exe
  C:\Windows\system32\sc.exe stop UsoSvc
  2⤵
  - Launches sc.exe
  PID:316
- C:\Windows\system32\sc.exe
  C:\Windows\system32\sc.exe stop WaaSMedicSvc
  2⤵
  - Launches sc.exe
  PID:1712
- C:\Windows\system32\sc.exe
  C:\Windows\system32\sc.exe stop wuauserv
  2⤵
  - Launches sc.exe
  PID:1680
- C:\Windows\system32\sc.exe
  C:\Windows\system32\sc.exe stop bits
  2⤵
  - Launches sc.exe
  PID:2036
- C:\Windows\system32\sc.exe
  C:\Windows\system32\sc.exe stop dosvc
  2⤵
  - Launches sc.exe
  PID:2012
- C:\Windows\system32\powercfg.exe
  C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
  2⤵
  - Power Settings
  - Suspicious use of AdjustPrivilegeToken
  PID:2852
- C:\Windows\system32\powercfg.exe
  C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
  2⤵
  - Power Settings
  - Suspicious use of AdjustPrivilegeToken
  PID:2612
- C:\Windows\system32\powercfg.exe
  C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
  2⤵
  - Power Settings
  - Suspicious use of AdjustPrivilegeToken
  PID:2836
- C:\Windows\system32\powercfg.exe
  C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
  2⤵
  - Power Settings
  - Suspicious use of AdjustPrivilegeToken
  PID:2992
- C:\Windows\system32\conhost.exe
  C:\Windows\system32\conhost.exe
  2⤵
  PID:2856
- C:\Windows\system32\nslookup.exe
  nslookup.exe
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:916

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

System Services

T1569

Service Execution

T1569.002

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Power Settings

T1653

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

T1489

Replay Monitor

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Downloads

\ProgramData\xhzmmmxzrrwn\fqwofdtexigy.exe

Filesize
5.4MB

MD5
a3c7cca5c725b4da2bb27ef101cbc690

SHA1
883f82d56a759d215164f809bf08538d86fc740d

SHA256
fe71796d4f03b881d15dd1ea628ad9a03bd090f9107bc3d64159ec6ea3392a6d

SHA512
032b5ea026fe2551e1f5977d31c5d1b9620eaeeae6c173b5d38ae700a64dd9f339341544ee756c8e08e8ea47353301aa532fce5200b9dfa99fe0c175d095641d

Download Submit
memory/916-32-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/916-29-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/916-37-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/916-38-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/916-40-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/916-39-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/916-36-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/916-33-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/916-42-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/916-28-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/916-34-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/916-35-0x0000000000720000-0x0000000000740000-memory.dmp

Filesize
128KB

Download
memory/916-30-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/916-31-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/1988-18-0x0000000000A20000-0x0000000000A28000-memory.dmp

Filesize
32KB

Download
memory/1988-17-0x0000000019E80000-0x000000001A162000-memory.dmp

Filesize
2.9MB

Download
memory/2436-12-0x000007FEF5C20000-0x000007FEF65BD000-memory.dmp

Filesize
9.6MB

Download
memory/2436-9-0x000007FEF5C20000-0x000007FEF65BD000-memory.dmp

Filesize
9.6MB

Download
memory/2436-5-0x000000001B440000-0x000000001B722000-memory.dmp

Filesize
2.9MB

Download
memory/2436-8-0x000007FEF5C20000-0x000007FEF65BD000-memory.dmp

Filesize
9.6MB

Download
memory/2436-7-0x000007FEF5C20000-0x000007FEF65BD000-memory.dmp

Filesize
9.6MB

Download
memory/2436-6-0x0000000001F30000-0x0000000001F38000-memory.dmp

Filesize
32KB

Download
memory/2436-10-0x000007FEF5C20000-0x000007FEF65BD000-memory.dmp

Filesize
9.6MB

Download
memory/2436-4-0x000007FEF5EDE000-0x000007FEF5EDF000-memory.dmp

Filesize
4KB

Download
memory/2436-11-0x000007FEF5C20000-0x000007FEF65BD000-memory.dmp

Filesize
9.6MB

Download
memory/2856-23-0x0000000140000000-0x000000014000E000-memory.dmp

Filesize
56KB

Download
memory/2856-26-0x0000000140000000-0x000000014000E000-memory.dmp

Filesize
56KB

Download
memory/2856-22-0x0000000140000000-0x000000014000E000-memory.dmp

Filesize
56KB

Download
memory/2856-21-0x0000000140000000-0x000000014000E000-memory.dmp

Filesize
56KB

Download
memory/2856-20-0x0000000140000000-0x000000014000E000-memory.dmp

Filesize
56KB

Download
memory/2856-19-0x0000000140000000-0x000000014000E000-memory.dmp

Filesize
56KB

Download