Analysis
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max time kernel
90s -
max time network
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platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
19-12-2024 06:01
Static task
static1
Behavioral task
behavioral1
Sample
8542c9717ab5d09b2245abe4514e0c2537049f4ff698655ee615b305aefd4c5aN.exe
Resource
win7-20240729-en
General
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Target
8542c9717ab5d09b2245abe4514e0c2537049f4ff698655ee615b305aefd4c5aN.exe
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Size
5.6MB
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MD5
775f485a50329776cbf3fdad5d662590
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SHA1
25c0c9ed323a6c496224eda8558c66211a5a76fb
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SHA256
8542c9717ab5d09b2245abe4514e0c2537049f4ff698655ee615b305aefd4c5a
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SHA512
15014a32bc81fe937c6c05e837fbeceff547cf6b99d82ac3643c1d53546ab7b8807e11c9a76722ecb49ab3c526ebb93d21dbdd964122eace9217afe57efb55fa
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SSDEEP
98304:KggSZTFznDHwE8oohoIgNgx+r3P4jw4fn9E32RW0O2gT/gQGhP3oFL6p4kvDZ/Hn:DgSZJznDHMo+JgNgx+r3P+e32BO2gjgj
Malware Config
Signatures
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Xmrig family
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XMRig Miner payload 8 IoCs
resource yara_rule behavioral1/memory/2304-32-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/2304-31-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/2304-34-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/2304-38-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/2304-36-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/2304-35-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/2304-37-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/2304-39-0x0000000140000000-0x0000000140848000-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.
pid Process 328 powershell.exe 2976 powershell.exe -
Creates new service(s) 2 TTPs
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Deletes itself 1 IoCs
pid Process 1792 cmd.exe -
Executes dropped EXE 2 IoCs
pid Process 472 Process not Found 608 fqwofdtexigy.exe -
Loads dropped DLL 1 IoCs
pid Process 472 Process not Found -
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.
pid Process 3060 powercfg.exe 3068 powercfg.exe 2004 powercfg.exe 2812 powercfg.exe 2604 powercfg.exe 2780 powercfg.exe 1404 powercfg.exe 3036 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 8542c9717ab5d09b2245abe4514e0c2537049f4ff698655ee615b305aefd4c5aN.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 fqwofdtexigy.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 608 set thread context of 2240 608 fqwofdtexigy.exe 87 PID 608 set thread context of 2304 608 fqwofdtexigy.exe 90 -
resource yara_rule behavioral1/memory/2304-27-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2304-28-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2304-26-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2304-30-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2304-32-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2304-31-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2304-29-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2304-34-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2304-38-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2304-36-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2304-35-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2304-37-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2304-39-0x0000000140000000-0x0000000140848000-memory.dmp upx -
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 2820 sc.exe 1224 sc.exe 676 sc.exe 2964 sc.exe 1204 sc.exe 2872 sc.exe 2600 sc.exe 1184 sc.exe 844 sc.exe 1080 sc.exe 2804 sc.exe 2252 sc.exe 2316 sc.exe 2764 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 = b0c03e87db51db01 powershell.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\StartPage powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 304 8542c9717ab5d09b2245abe4514e0c2537049f4ff698655ee615b305aefd4c5aN.exe 328 powershell.exe 304 8542c9717ab5d09b2245abe4514e0c2537049f4ff698655ee615b305aefd4c5aN.exe 304 8542c9717ab5d09b2245abe4514e0c2537049f4ff698655ee615b305aefd4c5aN.exe 304 8542c9717ab5d09b2245abe4514e0c2537049f4ff698655ee615b305aefd4c5aN.exe 304 8542c9717ab5d09b2245abe4514e0c2537049f4ff698655ee615b305aefd4c5aN.exe 304 8542c9717ab5d09b2245abe4514e0c2537049f4ff698655ee615b305aefd4c5aN.exe 304 8542c9717ab5d09b2245abe4514e0c2537049f4ff698655ee615b305aefd4c5aN.exe 304 8542c9717ab5d09b2245abe4514e0c2537049f4ff698655ee615b305aefd4c5aN.exe 304 8542c9717ab5d09b2245abe4514e0c2537049f4ff698655ee615b305aefd4c5aN.exe 304 8542c9717ab5d09b2245abe4514e0c2537049f4ff698655ee615b305aefd4c5aN.exe 304 8542c9717ab5d09b2245abe4514e0c2537049f4ff698655ee615b305aefd4c5aN.exe 304 8542c9717ab5d09b2245abe4514e0c2537049f4ff698655ee615b305aefd4c5aN.exe 304 8542c9717ab5d09b2245abe4514e0c2537049f4ff698655ee615b305aefd4c5aN.exe 304 8542c9717ab5d09b2245abe4514e0c2537049f4ff698655ee615b305aefd4c5aN.exe 304 8542c9717ab5d09b2245abe4514e0c2537049f4ff698655ee615b305aefd4c5aN.exe 304 8542c9717ab5d09b2245abe4514e0c2537049f4ff698655ee615b305aefd4c5aN.exe 608 fqwofdtexigy.exe 2976 powershell.exe 608 fqwofdtexigy.exe 608 fqwofdtexigy.exe 608 fqwofdtexigy.exe 608 fqwofdtexigy.exe 608 fqwofdtexigy.exe 608 fqwofdtexigy.exe 608 fqwofdtexigy.exe 608 fqwofdtexigy.exe 608 fqwofdtexigy.exe 608 fqwofdtexigy.exe 608 fqwofdtexigy.exe 608 fqwofdtexigy.exe 2304 nslookup.exe 2304 nslookup.exe 2304 nslookup.exe 2304 nslookup.exe 2304 nslookup.exe 2304 nslookup.exe 2304 nslookup.exe 2304 nslookup.exe 2304 nslookup.exe 2304 nslookup.exe 2304 nslookup.exe 2304 nslookup.exe 2304 nslookup.exe 2304 nslookup.exe 2304 nslookup.exe 2304 nslookup.exe 2304 nslookup.exe 2304 nslookup.exe 2304 nslookup.exe 2304 nslookup.exe 2304 nslookup.exe 2304 nslookup.exe 2304 nslookup.exe 2304 nslookup.exe 2304 nslookup.exe 2304 nslookup.exe 2304 nslookup.exe 2304 nslookup.exe 2304 nslookup.exe 2304 nslookup.exe 2304 nslookup.exe 2304 nslookup.exe 2304 nslookup.exe -
Suspicious use of AdjustPrivilegeToken 11 IoCs
description pid Process Token: SeDebugPrivilege 328 powershell.exe Token: SeShutdownPrivilege 2004 powercfg.exe Token: SeShutdownPrivilege 2780 powercfg.exe Token: SeShutdownPrivilege 2812 powercfg.exe Token: SeShutdownPrivilege 2604 powercfg.exe Token: SeDebugPrivilege 2976 powershell.exe Token: SeShutdownPrivilege 3036 powercfg.exe Token: SeShutdownPrivilege 1404 powercfg.exe Token: SeShutdownPrivilege 3068 powercfg.exe Token: SeShutdownPrivilege 3060 powercfg.exe Token: SeLockMemoryPrivilege 2304 nslookup.exe -
Suspicious use of WriteProcessMemory 23 IoCs
description pid Process procid_target PID 2736 wrote to memory of 2868 2736 cmd.exe 37 PID 2736 wrote to memory of 2868 2736 cmd.exe 37 PID 2736 wrote to memory of 2868 2736 cmd.exe 37 PID 1792 wrote to memory of 2692 1792 cmd.exe 65 PID 1792 wrote to memory of 2692 1792 cmd.exe 65 PID 1792 wrote to memory of 2692 1792 cmd.exe 65 PID 2948 wrote to memory of 2348 2948 cmd.exe 72 PID 2948 wrote to memory of 2348 2948 cmd.exe 72 PID 2948 wrote to memory of 2348 2948 cmd.exe 72 PID 608 wrote to memory of 2240 608 fqwofdtexigy.exe 87 PID 608 wrote to memory of 2240 608 fqwofdtexigy.exe 87 PID 608 wrote to memory of 2240 608 fqwofdtexigy.exe 87 PID 608 wrote to memory of 2240 608 fqwofdtexigy.exe 87 PID 608 wrote to memory of 2240 608 fqwofdtexigy.exe 87 PID 608 wrote to memory of 2240 608 fqwofdtexigy.exe 87 PID 608 wrote to memory of 2240 608 fqwofdtexigy.exe 87 PID 608 wrote to memory of 2240 608 fqwofdtexigy.exe 87 PID 608 wrote to memory of 2240 608 fqwofdtexigy.exe 87 PID 608 wrote to memory of 2304 608 fqwofdtexigy.exe 90 PID 608 wrote to memory of 2304 608 fqwofdtexigy.exe 90 PID 608 wrote to memory of 2304 608 fqwofdtexigy.exe 90 PID 608 wrote to memory of 2304 608 fqwofdtexigy.exe 90 PID 608 wrote to memory of 2304 608 fqwofdtexigy.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\8542c9717ab5d09b2245abe4514e0c2537049f4ff698655ee615b305aefd4c5aN.exe"C:\Users\Admin\AppData\Local\Temp\8542c9717ab5d09b2245abe4514e0c2537049f4ff698655ee615b305aefd4c5aN.exe"1⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
PID:304 -
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⤵
- Command and Scripting Interpreter: PowerShell
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:328
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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:2736 -
C:\Windows\system32\wusa.exewusa /uninstall /kb:890830 /quiet /norestart3⤵
- Drops file in Windows directory
PID:2868
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop UsoSvc2⤵
- Launches sc.exe
PID:2764
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop WaaSMedicSvc2⤵
- Launches sc.exe
PID:2804
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop wuauserv2⤵
- Launches sc.exe
PID:2252
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop bits2⤵
- Launches sc.exe
PID:2820
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop dosvc2⤵
- Launches sc.exe
PID:2872
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C:\Windows\system32\powercfg.exeC:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 02⤵
- Power Settings
- Suspicious use of AdjustPrivilegeToken
PID:2004
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C:\Windows\system32\powercfg.exeC:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 02⤵
- Power Settings
- Suspicious use of AdjustPrivilegeToken
PID:2812
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C:\Windows\system32\powercfg.exeC:\Windows\system32\powercfg.exe /x -standby-timeout-ac 02⤵
- Power Settings
- Suspicious use of AdjustPrivilegeToken
PID:2780
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C:\Windows\system32\powercfg.exeC:\Windows\system32\powercfg.exe /x -standby-timeout-dc 02⤵
- Power Settings
- Suspicious use of AdjustPrivilegeToken
PID:2604
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe delete "JVNIRHNX"2⤵
- Launches sc.exe
PID:2600
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe create "JVNIRHNX" binpath= "C:\ProgramData\xhzmmmxzrrwn\fqwofdtexigy.exe" start= "auto"2⤵
- Launches sc.exe
PID:2316
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop eventlog2⤵
- Launches sc.exe
PID:676
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start "JVNIRHNX"2⤵
- Launches sc.exe
PID:1224
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c choice /C Y /N /D Y /T 3 & Del "C:\Users\Admin\AppData\Local\Temp\8542c9717ab5d09b2245abe4514e0c2537049f4ff698655ee615b305aefd4c5aN.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1792 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 33⤵PID:2692
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C:\ProgramData\xhzmmmxzrrwn\fqwofdtexigy.exeC:\ProgramData\xhzmmmxzrrwn\fqwofdtexigy.exe1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:608 -
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⤵
- Command and Scripting Interpreter: PowerShell
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2976
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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:2948 -
C:\Windows\system32\wusa.exewusa /uninstall /kb:890830 /quiet /norestart3⤵
- Drops file in Windows directory
PID:2348
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop UsoSvc2⤵
- Launches sc.exe
PID:2964
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop WaaSMedicSvc2⤵
- Launches sc.exe
PID:1184
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop wuauserv2⤵
- Launches sc.exe
PID:844
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop bits2⤵
- Launches sc.exe
PID:1080
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop dosvc2⤵
- Launches sc.exe
PID:1204
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C:\Windows\system32\powercfg.exeC:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 02⤵
- Power Settings
- Suspicious use of AdjustPrivilegeToken
PID:1404
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C:\Windows\system32\powercfg.exeC:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 02⤵
- Power Settings
- Suspicious use of AdjustPrivilegeToken
PID:3068
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C:\Windows\system32\powercfg.exeC:\Windows\system32\powercfg.exe /x -standby-timeout-ac 02⤵
- Power Settings
- Suspicious use of AdjustPrivilegeToken
PID:3036
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C:\Windows\system32\powercfg.exeC:\Windows\system32\powercfg.exe /x -standby-timeout-dc 02⤵
- Power Settings
- Suspicious use of AdjustPrivilegeToken
PID:3060
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C:\Windows\system32\conhost.exeC:\Windows\system32\conhost.exe2⤵PID:2240
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C:\Windows\system32\nslookup.exenslookup.exe2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2304
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
5.6MB
MD5775f485a50329776cbf3fdad5d662590
SHA125c0c9ed323a6c496224eda8558c66211a5a76fb
SHA2568542c9717ab5d09b2245abe4514e0c2537049f4ff698655ee615b305aefd4c5a
SHA51215014a32bc81fe937c6c05e837fbeceff547cf6b99d82ac3643c1d53546ab7b8807e11c9a76722ecb49ab3c526ebb93d21dbdd964122eace9217afe57efb55fa