Analysis
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max time kernel
95s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
22/07/2024, 12:55
Behavioral task
behavioral1
Sample
b31462eb373a9b523795cab012fbf580N.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
b31462eb373a9b523795cab012fbf580N.exe
Resource
win10v2004-20240709-en
General
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Target
b31462eb373a9b523795cab012fbf580N.exe
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Size
161KB
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MD5
b31462eb373a9b523795cab012fbf580
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SHA1
573683c37cac81a78417d06caa050c64ef479a00
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SHA256
eb89704134f653e487cfd6f04473168fbf69e8a11cc4aec1f1fe668c6ff87a30
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SHA512
5b2ffffefa2e15c4b97ed82b50c94e4f121aff9b4019d2b7d096f5c67953bbd4be30764e22a6ae28f4deeaa42c6467ec1a371468347ddcb2525829c145146fe0
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SSDEEP
3072:s5SVkkgUWib1UC7AdYzrV+Dljy/32ubwZZqJ:TUquCkdYzrVolu/J0ZZ
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3419463127-3903270268-2580331543-1000\Control Panel\International\Geo\Nation b31462eb373a9b523795cab012fbf580N.exe -
Executes dropped EXE 3 IoCs
pid Process 368 WindowsService.exe 1184 WindowsService.exe 4004 WindowsService.exe -
resource yara_rule behavioral2/memory/5008-0-0x0000000000400000-0x000000000043C000-memory.dmp upx behavioral2/memory/2572-6-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/2572-9-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/2572-10-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/5008-12-0x0000000000400000-0x000000000043C000-memory.dmp upx behavioral2/files/0x00070000000234a3-27.dat upx behavioral2/memory/368-35-0x0000000000400000-0x000000000043C000-memory.dmp upx behavioral2/memory/2572-38-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/368-43-0x0000000000400000-0x000000000043C000-memory.dmp upx behavioral2/memory/368-52-0x0000000000400000-0x000000000043C000-memory.dmp upx behavioral2/memory/2572-56-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/1184-57-0x0000000000400000-0x000000000040B000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3419463127-3903270268-2580331543-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sidebar = "C:\\Users\\Admin\\AppData\\Roaming\\SystemWindows\\WindowsService.exe" reg.exe -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 5008 set thread context of 2572 5008 b31462eb373a9b523795cab012fbf580N.exe 93 PID 368 set thread context of 1184 368 WindowsService.exe 100 PID 368 set thread context of 4004 368 WindowsService.exe 101 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of AdjustPrivilegeToken 49 IoCs
description pid Process Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe Token: SeDebugPrivilege 1184 WindowsService.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 5008 b31462eb373a9b523795cab012fbf580N.exe 2572 b31462eb373a9b523795cab012fbf580N.exe 368 WindowsService.exe 1184 WindowsService.exe -
Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 5008 wrote to memory of 2572 5008 b31462eb373a9b523795cab012fbf580N.exe 93 PID 5008 wrote to memory of 2572 5008 b31462eb373a9b523795cab012fbf580N.exe 93 PID 5008 wrote to memory of 2572 5008 b31462eb373a9b523795cab012fbf580N.exe 93 PID 5008 wrote to memory of 2572 5008 b31462eb373a9b523795cab012fbf580N.exe 93 PID 5008 wrote to memory of 2572 5008 b31462eb373a9b523795cab012fbf580N.exe 93 PID 5008 wrote to memory of 2572 5008 b31462eb373a9b523795cab012fbf580N.exe 93 PID 5008 wrote to memory of 2572 5008 b31462eb373a9b523795cab012fbf580N.exe 93 PID 5008 wrote to memory of 2572 5008 b31462eb373a9b523795cab012fbf580N.exe 93 PID 2572 wrote to memory of 3532 2572 b31462eb373a9b523795cab012fbf580N.exe 94 PID 2572 wrote to memory of 3532 2572 b31462eb373a9b523795cab012fbf580N.exe 94 PID 2572 wrote to memory of 3532 2572 b31462eb373a9b523795cab012fbf580N.exe 94 PID 3532 wrote to memory of 1512 3532 cmd.exe 97 PID 3532 wrote to memory of 1512 3532 cmd.exe 97 PID 3532 wrote to memory of 1512 3532 cmd.exe 97 PID 2572 wrote to memory of 368 2572 b31462eb373a9b523795cab012fbf580N.exe 98 PID 2572 wrote to memory of 368 2572 b31462eb373a9b523795cab012fbf580N.exe 98 PID 2572 wrote to memory of 368 2572 b31462eb373a9b523795cab012fbf580N.exe 98 PID 368 wrote to memory of 1184 368 WindowsService.exe 100 PID 368 wrote to memory of 1184 368 WindowsService.exe 100 PID 368 wrote to memory of 1184 368 WindowsService.exe 100 PID 368 wrote to memory of 1184 368 WindowsService.exe 100 PID 368 wrote to memory of 1184 368 WindowsService.exe 100 PID 368 wrote to memory of 1184 368 WindowsService.exe 100 PID 368 wrote to memory of 1184 368 WindowsService.exe 100 PID 368 wrote to memory of 1184 368 WindowsService.exe 100 PID 368 wrote to memory of 4004 368 WindowsService.exe 101 PID 368 wrote to memory of 4004 368 WindowsService.exe 101 PID 368 wrote to memory of 4004 368 WindowsService.exe 101 PID 368 wrote to memory of 4004 368 WindowsService.exe 101 PID 368 wrote to memory of 4004 368 WindowsService.exe 101 PID 368 wrote to memory of 4004 368 WindowsService.exe 101 PID 368 wrote to memory of 4004 368 WindowsService.exe 101 PID 368 wrote to memory of 4004 368 WindowsService.exe 101 PID 368 wrote to memory of 4004 368 WindowsService.exe 101 PID 368 wrote to memory of 4004 368 WindowsService.exe 101 PID 368 wrote to memory of 4004 368 WindowsService.exe 101 PID 368 wrote to memory of 4004 368 WindowsService.exe 101 PID 368 wrote to memory of 4004 368 WindowsService.exe 101 PID 368 wrote to memory of 4004 368 WindowsService.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\b31462eb373a9b523795cab012fbf580N.exe"C:\Users\Admin\AppData\Local\Temp\b31462eb373a9b523795cab012fbf580N.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5008 -
C:\Users\Admin\AppData\Local\Temp\b31462eb373a9b523795cab012fbf580N.exe"C:\Users\Admin\AppData\Local\Temp\b31462eb373a9b523795cab012fbf580N.exe"2⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2572 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\SVGLQ.bat" "3⤵
- Suspicious use of WriteProcessMemory
PID:3532 -
C:\Windows\SysWOW64\reg.exeREG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "sidebar" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe" /f4⤵
- Adds Run key to start application
PID:1512
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C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe"C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:368 -
C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe"C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe"4⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1184
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C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe"C:\Users\Admin\AppData\Roaming\SystemWindows\WindowsService.exe"4⤵
- Executes dropped EXE
PID:4004
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
157B
MD5f6a90c20834f271a907a4e2bc28184c2
SHA136c9d1602b74f622346fbb22693597d7889df48d
SHA25673f29cd953eee40cea4de67842556ffd96efe8094a6a9b70f33a35df2582febd
SHA51239cabae19fe1faa37455e4bd242c868be60d6252b07f01224b3f7501c3cf734e503300b840d83381a452707cab6df2f95f920655884be56d4024676b26943804
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Filesize
161KB
MD566d0d9834a8194a5a15dec5c376e39ea
SHA18f6671333d01cc9a84f3fc8beb1c7d133d29afa2
SHA256e595cd40a133c4589702231782e326c243ca76cf63ddb737db0498c96c1dfb7c
SHA512c7782b114a9b626430c63de38fe5482acb30697b17f445de28ce1b5b2bc1e31571505cfc8d717b350e6555b85c180af48e4016bbe85811e9912b7caffac30733