Analysis
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max time kernel
120s -
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 06:05
Static task
static1
Behavioral task
behavioral1
Sample
837e6ace8d5784aa949990fe0f5a9007ce28ad61c71edfdbbeaff01f9cc61299.exe
Resource
win7-20240903-en
General
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Target
837e6ace8d5784aa949990fe0f5a9007ce28ad61c71edfdbbeaff01f9cc61299.exe
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Size
5.6MB
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MD5
f6ea2c58c222b7055773879d3a3e946b
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SHA1
a6b6cc43cf7ad67b3d6430b820514bf3a61ddb21
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SHA256
837e6ace8d5784aa949990fe0f5a9007ce28ad61c71edfdbbeaff01f9cc61299
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SHA512
b800ef8e4df9b0484308c922e1b3abadbd7af961350863f1ed9bd9053b76b242d8fa0faa5a59cbda0c7cab3c8fd337d8a11f1f40553baa26430a19d6b9796d67
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SSDEEP
98304:KggSZTFznDHwE8oohoIgNgx+r3P4jw4fn9E32RW0O2gT/gQGhP3oFL6p4kvDZ/HF:DgSZJznDHMo+JgNgx+r3P+e32BO2gjg5
Malware Config
Signatures
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Xmrig family
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XMRig Miner payload 8 IoCs
resource yara_rule behavioral1/memory/444-34-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/444-33-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/444-39-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/444-36-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/444-40-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/444-38-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/444-37-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/444-42-0x0000000140000000-0x0000000140848000-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.
pid Process 2620 powershell.exe 2640 powershell.exe -
Creates new service(s) 2 TTPs
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Deletes itself 1 IoCs
pid Process 1836 cmd.exe -
Executes dropped EXE 2 IoCs
pid Process 476 Process not Found 276 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 1872 powercfg.exe 2412 powercfg.exe 1888 powercfg.exe 2172 powercfg.exe 2168 powercfg.exe 2632 powercfg.exe 1416 powercfg.exe 1932 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 837e6ace8d5784aa949990fe0f5a9007ce28ad61c71edfdbbeaff01f9cc61299.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 276 set thread context of 1940 276 fqwofdtexigy.exe 87 PID 276 set thread context of 444 276 fqwofdtexigy.exe 90 -
resource yara_rule behavioral1/memory/444-28-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/444-31-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/444-29-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/444-30-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/444-34-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/444-33-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/444-32-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/444-39-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/444-36-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/444-40-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/444-38-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/444-37-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/444-42-0x0000000140000000-0x0000000140848000-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 3020 sc.exe 1252 sc.exe 988 sc.exe 2516 sc.exe 2844 sc.exe 2636 sc.exe 2784 sc.exe 2772 sc.exe 2532 sc.exe 640 sc.exe 600 sc.exe 2504 sc.exe 2596 sc.exe 2124 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 = 1002ed883754db01 powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2112 837e6ace8d5784aa949990fe0f5a9007ce28ad61c71edfdbbeaff01f9cc61299.exe 2640 powershell.exe 2112 837e6ace8d5784aa949990fe0f5a9007ce28ad61c71edfdbbeaff01f9cc61299.exe 2112 837e6ace8d5784aa949990fe0f5a9007ce28ad61c71edfdbbeaff01f9cc61299.exe 2112 837e6ace8d5784aa949990fe0f5a9007ce28ad61c71edfdbbeaff01f9cc61299.exe 2112 837e6ace8d5784aa949990fe0f5a9007ce28ad61c71edfdbbeaff01f9cc61299.exe 2112 837e6ace8d5784aa949990fe0f5a9007ce28ad61c71edfdbbeaff01f9cc61299.exe 2112 837e6ace8d5784aa949990fe0f5a9007ce28ad61c71edfdbbeaff01f9cc61299.exe 2112 837e6ace8d5784aa949990fe0f5a9007ce28ad61c71edfdbbeaff01f9cc61299.exe 2112 837e6ace8d5784aa949990fe0f5a9007ce28ad61c71edfdbbeaff01f9cc61299.exe 2112 837e6ace8d5784aa949990fe0f5a9007ce28ad61c71edfdbbeaff01f9cc61299.exe 2112 837e6ace8d5784aa949990fe0f5a9007ce28ad61c71edfdbbeaff01f9cc61299.exe 2112 837e6ace8d5784aa949990fe0f5a9007ce28ad61c71edfdbbeaff01f9cc61299.exe 2112 837e6ace8d5784aa949990fe0f5a9007ce28ad61c71edfdbbeaff01f9cc61299.exe 2112 837e6ace8d5784aa949990fe0f5a9007ce28ad61c71edfdbbeaff01f9cc61299.exe 2112 837e6ace8d5784aa949990fe0f5a9007ce28ad61c71edfdbbeaff01f9cc61299.exe 2112 837e6ace8d5784aa949990fe0f5a9007ce28ad61c71edfdbbeaff01f9cc61299.exe 276 fqwofdtexigy.exe 2620 powershell.exe 276 fqwofdtexigy.exe 276 fqwofdtexigy.exe 276 fqwofdtexigy.exe 276 fqwofdtexigy.exe 276 fqwofdtexigy.exe 276 fqwofdtexigy.exe 276 fqwofdtexigy.exe 276 fqwofdtexigy.exe 276 fqwofdtexigy.exe 276 fqwofdtexigy.exe 276 fqwofdtexigy.exe 276 fqwofdtexigy.exe 444 nslookup.exe 444 nslookup.exe 444 nslookup.exe 444 nslookup.exe 444 nslookup.exe 444 nslookup.exe 444 nslookup.exe 444 nslookup.exe 444 nslookup.exe 444 nslookup.exe 444 nslookup.exe 444 nslookup.exe 444 nslookup.exe 444 nslookup.exe 444 nslookup.exe 444 nslookup.exe 444 nslookup.exe 444 nslookup.exe 444 nslookup.exe 444 nslookup.exe 444 nslookup.exe 444 nslookup.exe 444 nslookup.exe 444 nslookup.exe 444 nslookup.exe 444 nslookup.exe 444 nslookup.exe 444 nslookup.exe 444 nslookup.exe 444 nslookup.exe 444 nslookup.exe 444 nslookup.exe 444 nslookup.exe -
Suspicious use of AdjustPrivilegeToken 11 IoCs
description pid Process Token: SeDebugPrivilege 2640 powershell.exe Token: SeShutdownPrivilege 1872 powercfg.exe Token: SeShutdownPrivilege 1416 powercfg.exe Token: SeShutdownPrivilege 2632 powercfg.exe Token: SeShutdownPrivilege 1932 powercfg.exe Token: SeDebugPrivilege 2620 powershell.exe Token: SeShutdownPrivilege 2172 powercfg.exe Token: SeShutdownPrivilege 2168 powercfg.exe Token: SeShutdownPrivilege 1888 powercfg.exe Token: SeShutdownPrivilege 2412 powercfg.exe Token: SeLockMemoryPrivilege 444 nslookup.exe -
Suspicious use of WriteProcessMemory 23 IoCs
description pid Process procid_target PID 2676 wrote to memory of 2548 2676 cmd.exe 39 PID 2676 wrote to memory of 2548 2676 cmd.exe 39 PID 2676 wrote to memory of 2548 2676 cmd.exe 39 PID 1836 wrote to memory of 1928 1836 cmd.exe 65 PID 1836 wrote to memory of 1928 1836 cmd.exe 65 PID 1836 wrote to memory of 1928 1836 cmd.exe 65 PID 2144 wrote to memory of 1960 2144 cmd.exe 72 PID 2144 wrote to memory of 1960 2144 cmd.exe 72 PID 2144 wrote to memory of 1960 2144 cmd.exe 72 PID 276 wrote to memory of 1940 276 fqwofdtexigy.exe 87 PID 276 wrote to memory of 1940 276 fqwofdtexigy.exe 87 PID 276 wrote to memory of 1940 276 fqwofdtexigy.exe 87 PID 276 wrote to memory of 1940 276 fqwofdtexigy.exe 87 PID 276 wrote to memory of 1940 276 fqwofdtexigy.exe 87 PID 276 wrote to memory of 1940 276 fqwofdtexigy.exe 87 PID 276 wrote to memory of 1940 276 fqwofdtexigy.exe 87 PID 276 wrote to memory of 1940 276 fqwofdtexigy.exe 87 PID 276 wrote to memory of 1940 276 fqwofdtexigy.exe 87 PID 276 wrote to memory of 444 276 fqwofdtexigy.exe 90 PID 276 wrote to memory of 444 276 fqwofdtexigy.exe 90 PID 276 wrote to memory of 444 276 fqwofdtexigy.exe 90 PID 276 wrote to memory of 444 276 fqwofdtexigy.exe 90 PID 276 wrote to memory of 444 276 fqwofdtexigy.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\837e6ace8d5784aa949990fe0f5a9007ce28ad61c71edfdbbeaff01f9cc61299.exe"C:\Users\Admin\AppData\Local\Temp\837e6ace8d5784aa949990fe0f5a9007ce28ad61c71edfdbbeaff01f9cc61299.exe"1⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
PID:2112 -
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:2640
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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:2676 -
C:\Windows\system32\wusa.exewusa /uninstall /kb:890830 /quiet /norestart3⤵
- Drops file in Windows directory
PID:2548
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop UsoSvc2⤵
- Launches sc.exe
PID:2504
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop WaaSMedicSvc2⤵
- Launches sc.exe
PID:2532
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop wuauserv2⤵
- Launches sc.exe
PID:2596
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop bits2⤵
- Launches sc.exe
PID:3020
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop dosvc2⤵
- Launches sc.exe
PID:640
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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:1872
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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:1932
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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:1416
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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:2632
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe delete "JVNIRHNX"2⤵
- Launches sc.exe
PID:2636
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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:2784
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop eventlog2⤵
- Launches sc.exe
PID:600
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start "JVNIRHNX"2⤵
- Launches sc.exe
PID:2124
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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\837e6ace8d5784aa949990fe0f5a9007ce28ad61c71edfdbbeaff01f9cc61299.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1836 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 33⤵PID:1928
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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:276 -
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:2620
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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:2144 -
C:\Windows\system32\wusa.exewusa /uninstall /kb:890830 /quiet /norestart3⤵
- Drops file in Windows directory
PID:1960
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop UsoSvc2⤵
- Launches sc.exe
PID:2772
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop WaaSMedicSvc2⤵
- Launches sc.exe
PID:1252
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop wuauserv2⤵
- Launches sc.exe
PID:988
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop bits2⤵
- Launches sc.exe
PID:2844
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop dosvc2⤵
- Launches sc.exe
PID:2516
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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:2168
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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:2172
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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:1888
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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:2412
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C:\Windows\system32\conhost.exeC:\Windows\system32\conhost.exe2⤵PID:1940
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C:\Windows\system32\nslookup.exenslookup.exe2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:444
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
5.6MB
MD5f6ea2c58c222b7055773879d3a3e946b
SHA1a6b6cc43cf7ad67b3d6430b820514bf3a61ddb21
SHA256837e6ace8d5784aa949990fe0f5a9007ce28ad61c71edfdbbeaff01f9cc61299
SHA512b800ef8e4df9b0484308c922e1b3abadbd7af961350863f1ed9bd9053b76b242d8fa0faa5a59cbda0c7cab3c8fd337d8a11f1f40553baa26430a19d6b9796d67