Analysis
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max time kernel
153s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
09/06/2022, 13:17
Static task
static1
Behavioral task
behavioral1
Sample
fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe
Resource
win10v2004-20220414-en
General
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Target
fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe
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Size
445KB
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MD5
aaf04ac5d630081210a8199680dd2d4f
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SHA1
aff69b1b8b1c3ea4e26c3009e4b0933430255e3c
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SHA256
fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee
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SHA512
48ffe4b6088532c30300ab2bcba211ddedaab580b7af2e4d91df23f3596e96f58bb2179749926dd42d9990c200003af270c3e3a9ec52524bab9b9821506e6cf8
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
pid Process 2172 fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe 4928 fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe -
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-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winlogioms = "\\wcindowsdefeninic\\wimadefem.exe" fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe Set value (str) \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winlogioms = "C:\\Users\\Admin\\AppData\\Roaming\\wcindowsdefeninic\\wimadefem.exe" fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe -
Drops desktop.ini file(s) 2 IoCs
description ioc Process File created C:\Windows\assembly\Desktop.ini fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe File opened for modification C:\Windows\assembly\Desktop.ini fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 3472 set thread context of 4872 3472 fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe 79 PID 2172 set thread context of 4928 2172 fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe 84 -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\assembly fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe File created C:\Windows\assembly\Desktop.ini fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe File opened for modification C:\Windows\assembly\Desktop.ini fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Runs ping.exe 1 TTPs 1 IoCs
pid Process 2036 PING.EXE -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeDebugPrivilege 3472 fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe Token: SeDebugPrivilege 4872 fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe Token: SeDebugPrivilege 2172 fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe Token: SeDebugPrivilege 4928 fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe Token: 33 4928 fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe Token: SeIncBasePriorityPrivilege 4928 fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4928 fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe -
Suspicious use of WriteProcessMemory 25 IoCs
description pid Process procid_target PID 3472 wrote to memory of 4872 3472 fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe 79 PID 3472 wrote to memory of 4872 3472 fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe 79 PID 3472 wrote to memory of 4872 3472 fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe 79 PID 3472 wrote to memory of 4872 3472 fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe 79 PID 3472 wrote to memory of 4872 3472 fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe 79 PID 3472 wrote to memory of 4872 3472 fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe 79 PID 3472 wrote to memory of 4872 3472 fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe 79 PID 3472 wrote to memory of 4872 3472 fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe 79 PID 4872 wrote to memory of 2172 4872 fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe 80 PID 4872 wrote to memory of 2172 4872 fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe 80 PID 4872 wrote to memory of 2172 4872 fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe 80 PID 4872 wrote to memory of 4352 4872 fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe 81 PID 4872 wrote to memory of 4352 4872 fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe 81 PID 4872 wrote to memory of 4352 4872 fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe 81 PID 4352 wrote to memory of 2036 4352 cmd.exe 83 PID 4352 wrote to memory of 2036 4352 cmd.exe 83 PID 4352 wrote to memory of 2036 4352 cmd.exe 83 PID 2172 wrote to memory of 4928 2172 fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe 84 PID 2172 wrote to memory of 4928 2172 fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe 84 PID 2172 wrote to memory of 4928 2172 fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe 84 PID 2172 wrote to memory of 4928 2172 fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe 84 PID 2172 wrote to memory of 4928 2172 fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe 84 PID 2172 wrote to memory of 4928 2172 fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe 84 PID 2172 wrote to memory of 4928 2172 fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe 84 PID 2172 wrote to memory of 4928 2172 fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe"C:\Users\Admin\AppData\Local\Temp\fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3472 -
C:\Users\Admin\AppData\Local\Temp\fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe"C:\Users\Admin\AppData\Local\Temp\fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe"2⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4872 -
C:\Users\Admin\AppData\Local\Temp\fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee\fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe"C:\Users\Admin\AppData\Local\Temp\fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee\fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2172 -
C:\Users\Admin\AppData\Local\Temp\fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee\fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe"C:\Users\Admin\AppData\Local\Temp\fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee\fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe"4⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops desktop.ini file(s)
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4928
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C ping 1.1.1.1 -n 1 -w 1000 > Nul & Del "C:\Users\Admin\AppData\Local\Temp\fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe"3⤵
- Suspicious use of WriteProcessMemory
PID:4352 -
C:\Windows\SysWOW64\PING.EXEping 1.1.1.1 -n 1 -w 10004⤵
- Runs ping.exe
PID:2036
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C:\Windows\system32\wbem\WmiApSrv.exeC:\Windows\system32\wbem\WmiApSrv.exe1⤵PID:3460
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe.log
Filesize430B
MD5a861a5413698c4f525bd5d8143a78c00
SHA13f43e93051342e8876347db3e6cad433291f227f
SHA256761cc3fa4998fdc9fe184b06ce4ba3a5625a0a1cd09b93e4d9193327634d973b
SHA512b355c84cadf4bc729f59b8dcc74894f6ca92c7dfb95b48feef48c75298bba5c5bf4ad55a5cf9ad3b671460404a4f3ff7fdb5fa17c2a30ae219351f9259d091c3
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C:\Users\Admin\AppData\Local\Temp\fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee\fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe
Filesize445KB
MD5aaf04ac5d630081210a8199680dd2d4f
SHA1aff69b1b8b1c3ea4e26c3009e4b0933430255e3c
SHA256fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee
SHA51248ffe4b6088532c30300ab2bcba211ddedaab580b7af2e4d91df23f3596e96f58bb2179749926dd42d9990c200003af270c3e3a9ec52524bab9b9821506e6cf8
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C:\Users\Admin\AppData\Local\Temp\fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee\fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe
Filesize445KB
MD5aaf04ac5d630081210a8199680dd2d4f
SHA1aff69b1b8b1c3ea4e26c3009e4b0933430255e3c
SHA256fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee
SHA51248ffe4b6088532c30300ab2bcba211ddedaab580b7af2e4d91df23f3596e96f58bb2179749926dd42d9990c200003af270c3e3a9ec52524bab9b9821506e6cf8
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C:\Users\Admin\AppData\Local\Temp\fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee\fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee.exe
Filesize445KB
MD5aaf04ac5d630081210a8199680dd2d4f
SHA1aff69b1b8b1c3ea4e26c3009e4b0933430255e3c
SHA256fa2e481df7d1faab51d2d38ee312c6578f61a55417433582a586361d723286ee
SHA51248ffe4b6088532c30300ab2bcba211ddedaab580b7af2e4d91df23f3596e96f58bb2179749926dd42d9990c200003af270c3e3a9ec52524bab9b9821506e6cf8