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Analysis
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max time kernel
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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
19/12/2024, 07:35
Static task
static1
Behavioral task
behavioral1
Sample
768fb8d862b56fcfcf8f9a9c8caa311210e733548918e787b95bff3db9ea0ef6N.exe
Resource
win7-20240903-en
General
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Target
768fb8d862b56fcfcf8f9a9c8caa311210e733548918e787b95bff3db9ea0ef6N.exe
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Size
5.6MB
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MD5
5cab9cd0fa3005bef262e4671563f590
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SHA1
237c4474ccae565928362d792d542833a5511f44
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SHA256
768fb8d862b56fcfcf8f9a9c8caa311210e733548918e787b95bff3db9ea0ef6
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SHA512
f328de8f32c0cb11ae0cdd60af2bb72cb2ad342a128e28c52dd53e603b5c6624bb5bcca71f895cd097fcae0489bdce985aa5ad604e7ceac31e10472b6ace7d4e
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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/2108-39-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/2108-38-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/2108-36-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/2108-35-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/2108-33-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/2108-32-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/2108-37-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/2108-40-0x0000000140000000-0x0000000140848000-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 2796 powershell.exe 1700 powershell.exe -
Creates new service(s) 2 TTPs
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Deletes itself 1 IoCs
pid Process 828 cmd.exe -
Executes dropped EXE 2 IoCs
pid Process 476 Process not Found 984 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 2068 powercfg.exe 2720 powercfg.exe 1660 powercfg.exe 1280 powercfg.exe 3020 powercfg.exe 2272 powercfg.exe 1720 powercfg.exe 2924 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 768fb8d862b56fcfcf8f9a9c8caa311210e733548918e787b95bff3db9ea0ef6N.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 984 set thread context of 1600 984 fqwofdtexigy.exe 84 PID 984 set thread context of 2108 984 fqwofdtexigy.exe 89 -
resource yara_rule behavioral1/memory/2108-27-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2108-28-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2108-39-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2108-38-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2108-36-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2108-35-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2108-33-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2108-32-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2108-31-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2108-30-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2108-29-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2108-37-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2108-40-0x0000000140000000-0x0000000140848000-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 1312 sc.exe 1152 sc.exe 3060 sc.exe 2564 sc.exe 1112 sc.exe 2180 sc.exe 2052 sc.exe 3036 sc.exe 800 sc.exe 1096 sc.exe 236 sc.exe 308 sc.exe 2760 sc.exe 1760 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 = b0ec49ace851db01 powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2212 768fb8d862b56fcfcf8f9a9c8caa311210e733548918e787b95bff3db9ea0ef6N.exe 2796 powershell.exe 2212 768fb8d862b56fcfcf8f9a9c8caa311210e733548918e787b95bff3db9ea0ef6N.exe 2212 768fb8d862b56fcfcf8f9a9c8caa311210e733548918e787b95bff3db9ea0ef6N.exe 2212 768fb8d862b56fcfcf8f9a9c8caa311210e733548918e787b95bff3db9ea0ef6N.exe 2212 768fb8d862b56fcfcf8f9a9c8caa311210e733548918e787b95bff3db9ea0ef6N.exe 2212 768fb8d862b56fcfcf8f9a9c8caa311210e733548918e787b95bff3db9ea0ef6N.exe 2212 768fb8d862b56fcfcf8f9a9c8caa311210e733548918e787b95bff3db9ea0ef6N.exe 2212 768fb8d862b56fcfcf8f9a9c8caa311210e733548918e787b95bff3db9ea0ef6N.exe 2212 768fb8d862b56fcfcf8f9a9c8caa311210e733548918e787b95bff3db9ea0ef6N.exe 2212 768fb8d862b56fcfcf8f9a9c8caa311210e733548918e787b95bff3db9ea0ef6N.exe 2212 768fb8d862b56fcfcf8f9a9c8caa311210e733548918e787b95bff3db9ea0ef6N.exe 2212 768fb8d862b56fcfcf8f9a9c8caa311210e733548918e787b95bff3db9ea0ef6N.exe 2212 768fb8d862b56fcfcf8f9a9c8caa311210e733548918e787b95bff3db9ea0ef6N.exe 2212 768fb8d862b56fcfcf8f9a9c8caa311210e733548918e787b95bff3db9ea0ef6N.exe 2212 768fb8d862b56fcfcf8f9a9c8caa311210e733548918e787b95bff3db9ea0ef6N.exe 2212 768fb8d862b56fcfcf8f9a9c8caa311210e733548918e787b95bff3db9ea0ef6N.exe 984 fqwofdtexigy.exe 1700 powershell.exe 984 fqwofdtexigy.exe 984 fqwofdtexigy.exe 984 fqwofdtexigy.exe 984 fqwofdtexigy.exe 984 fqwofdtexigy.exe 984 fqwofdtexigy.exe 984 fqwofdtexigy.exe 984 fqwofdtexigy.exe 984 fqwofdtexigy.exe 984 fqwofdtexigy.exe 984 fqwofdtexigy.exe 984 fqwofdtexigy.exe 2108 nslookup.exe 2108 nslookup.exe 2108 nslookup.exe 2108 nslookup.exe 2108 nslookup.exe 2108 nslookup.exe 2108 nslookup.exe 2108 nslookup.exe 2108 nslookup.exe 2108 nslookup.exe 2108 nslookup.exe 2108 nslookup.exe 2108 nslookup.exe 2108 nslookup.exe 2108 nslookup.exe 2108 nslookup.exe 2108 nslookup.exe 2108 nslookup.exe 2108 nslookup.exe 2108 nslookup.exe 2108 nslookup.exe 2108 nslookup.exe 2108 nslookup.exe 2108 nslookup.exe 2108 nslookup.exe 2108 nslookup.exe 2108 nslookup.exe 2108 nslookup.exe 2108 nslookup.exe 2108 nslookup.exe 2108 nslookup.exe 2108 nslookup.exe 2108 nslookup.exe -
Suspicious use of AdjustPrivilegeToken 11 IoCs
description pid Process Token: SeDebugPrivilege 2796 powershell.exe Token: SeShutdownPrivilege 1280 powercfg.exe Token: SeShutdownPrivilege 3020 powercfg.exe Token: SeShutdownPrivilege 2720 powercfg.exe Token: SeShutdownPrivilege 1660 powercfg.exe Token: SeDebugPrivilege 1700 powershell.exe Token: SeShutdownPrivilege 2272 powercfg.exe Token: SeShutdownPrivilege 2068 powercfg.exe Token: SeShutdownPrivilege 1720 powercfg.exe Token: SeLockMemoryPrivilege 2108 nslookup.exe Token: SeShutdownPrivilege 2924 powercfg.exe -
Suspicious use of WriteProcessMemory 23 IoCs
description pid Process procid_target PID 2668 wrote to memory of 2664 2668 cmd.exe 38 PID 2668 wrote to memory of 2664 2668 cmd.exe 38 PID 2668 wrote to memory of 2664 2668 cmd.exe 38 PID 828 wrote to memory of 2440 828 cmd.exe 63 PID 828 wrote to memory of 2440 828 cmd.exe 63 PID 828 wrote to memory of 2440 828 cmd.exe 63 PID 1688 wrote to memory of 1820 1688 cmd.exe 71 PID 1688 wrote to memory of 1820 1688 cmd.exe 71 PID 1688 wrote to memory of 1820 1688 cmd.exe 71 PID 984 wrote to memory of 1600 984 fqwofdtexigy.exe 84 PID 984 wrote to memory of 1600 984 fqwofdtexigy.exe 84 PID 984 wrote to memory of 1600 984 fqwofdtexigy.exe 84 PID 984 wrote to memory of 1600 984 fqwofdtexigy.exe 84 PID 984 wrote to memory of 1600 984 fqwofdtexigy.exe 84 PID 984 wrote to memory of 1600 984 fqwofdtexigy.exe 84 PID 984 wrote to memory of 1600 984 fqwofdtexigy.exe 84 PID 984 wrote to memory of 1600 984 fqwofdtexigy.exe 84 PID 984 wrote to memory of 1600 984 fqwofdtexigy.exe 84 PID 984 wrote to memory of 2108 984 fqwofdtexigy.exe 89 PID 984 wrote to memory of 2108 984 fqwofdtexigy.exe 89 PID 984 wrote to memory of 2108 984 fqwofdtexigy.exe 89 PID 984 wrote to memory of 2108 984 fqwofdtexigy.exe 89 PID 984 wrote to memory of 2108 984 fqwofdtexigy.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\768fb8d862b56fcfcf8f9a9c8caa311210e733548918e787b95bff3db9ea0ef6N.exe"C:\Users\Admin\AppData\Local\Temp\768fb8d862b56fcfcf8f9a9c8caa311210e733548918e787b95bff3db9ea0ef6N.exe"1⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
PID:2212 -
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:2796
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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:2668 -
C:\Windows\system32\wusa.exewusa /uninstall /kb:890830 /quiet /norestart3⤵
- Drops file in Windows directory
PID:2664
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop UsoSvc2⤵
- Launches sc.exe
PID:2052
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop WaaSMedicSvc2⤵
- Launches sc.exe
PID:3036
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop wuauserv2⤵
- Launches sc.exe
PID:1312
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop bits2⤵
- Launches sc.exe
PID:2564
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop dosvc2⤵
- Launches sc.exe
PID:800
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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:2720
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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:3020
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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:1280
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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:1660
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe delete "JVNIRHNX"2⤵
- Launches sc.exe
PID:1096
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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:1152
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop eventlog2⤵
- Launches sc.exe
PID:236
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start "JVNIRHNX"2⤵
- Launches sc.exe
PID:308
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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\768fb8d862b56fcfcf8f9a9c8caa311210e733548918e787b95bff3db9ea0ef6N.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:828 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 33⤵PID:2440
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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:984 -
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:1700
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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:1688 -
C:\Windows\system32\wusa.exewusa /uninstall /kb:890830 /quiet /norestart3⤵
- Drops file in Windows directory
PID:1820
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop UsoSvc2⤵
- Launches sc.exe
PID:2760
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop WaaSMedicSvc2⤵
- Launches sc.exe
PID:1760
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop wuauserv2⤵
- Launches sc.exe
PID:1112
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop bits2⤵
- Launches sc.exe
PID:3060
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop dosvc2⤵
- Launches sc.exe
PID:2180
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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:2272
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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:1720
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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:2924
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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:2068
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C:\Windows\system32\conhost.exeC:\Windows\system32\conhost.exe2⤵PID:1600
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C:\Windows\system32\nslookup.exenslookup.exe2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2108
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
5.6MB
MD55cab9cd0fa3005bef262e4671563f590
SHA1237c4474ccae565928362d792d542833a5511f44
SHA256768fb8d862b56fcfcf8f9a9c8caa311210e733548918e787b95bff3db9ea0ef6
SHA512f328de8f32c0cb11ae0cdd60af2bb72cb2ad342a128e28c52dd53e603b5c6624bb5bcca71f895cd097fcae0489bdce985aa5ad604e7ceac31e10472b6ace7d4e