Analysis
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max time kernel
130s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
28-03-2023 22:50
Static task
static1
Behavioral task
behavioral1
Sample
046753b5aa6691c61045ec71b8094677.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
046753b5aa6691c61045ec71b8094677.exe
Resource
win10v2004-20230220-en
General
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Target
046753b5aa6691c61045ec71b8094677.exe
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Size
739KB
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MD5
046753b5aa6691c61045ec71b8094677
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SHA1
8551d892ce75e35a1ebc2813da545857d2b523f9
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SHA256
e23c61fa4ef7e35270d2682f6da5fa067a3610507a3d631d67fcf060302a54dc
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SHA512
c9051920c6c7469b341ba30c23104ad6ac0009e31e30744922b4b6a7af5e634a525285b0cd8a828648beb2cf88eb8462feb06ec5eb4513fa78e0a223f45cb2b9
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SSDEEP
12288:RQDc7YUSW3QDzJ80MRtOE/d9yfZ1+YAJ:g+QXJ80MRtOE/jq2Ym
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-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation 046753b5aa6691c61045ec71b8094677.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs
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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 848 set thread context of 3848 848 046753b5aa6691c61045ec71b8094677.exe 92 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 11 IoCs
pid Process 8 powershell.exe 8 powershell.exe 3848 InstallUtil.exe 3848 InstallUtil.exe 3848 InstallUtil.exe 3848 InstallUtil.exe 3848 InstallUtil.exe 3848 InstallUtil.exe 3848 InstallUtil.exe 3848 InstallUtil.exe 3848 InstallUtil.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 848 046753b5aa6691c61045ec71b8094677.exe Token: SeDebugPrivilege 8 powershell.exe Token: SeDebugPrivilege 3848 InstallUtil.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 848 wrote to memory of 8 848 046753b5aa6691c61045ec71b8094677.exe 90 PID 848 wrote to memory of 8 848 046753b5aa6691c61045ec71b8094677.exe 90 PID 848 wrote to memory of 8 848 046753b5aa6691c61045ec71b8094677.exe 90 PID 848 wrote to memory of 3848 848 046753b5aa6691c61045ec71b8094677.exe 92 PID 848 wrote to memory of 3848 848 046753b5aa6691c61045ec71b8094677.exe 92 PID 848 wrote to memory of 3848 848 046753b5aa6691c61045ec71b8094677.exe 92 PID 848 wrote to memory of 3848 848 046753b5aa6691c61045ec71b8094677.exe 92 PID 848 wrote to memory of 3848 848 046753b5aa6691c61045ec71b8094677.exe 92 PID 848 wrote to memory of 3848 848 046753b5aa6691c61045ec71b8094677.exe 92 PID 848 wrote to memory of 3848 848 046753b5aa6691c61045ec71b8094677.exe 92 PID 848 wrote to memory of 3848 848 046753b5aa6691c61045ec71b8094677.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\046753b5aa6691c61045ec71b8094677.exe"C:\Users\Admin\AppData\Local\Temp\046753b5aa6691c61045ec71b8094677.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:848 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC bQBvAHYAZQAgACIARABlAG0AbwBuAF8AcwAgAE0AYQBpAGQALgBlAHgAZQAiACAATQBvAG4AbwBCAGwAZQBlAGQAaQBuAGcARQBkAGcAZQBcAGUAdABjAFwAbQBvAG4AbwBcADQALgAwAFwAQgByAG8AdwBzAGUAcgBzAFwAQwBvAG0AcABhAHQAMgAuAGIAcgBvAHcAcwBlAHIAOwBtAG8AdgBlACAATQBvAG4AbwBCAGwAZQBlAGQAaQBuAGcARQBkAGcAZQBcAGUAdABjAFwAbQBvAG4AbwBcADQALgAwAFwAQgByAG8AdwBzAGUAcgBzAFwAIgBEAGUAbQBvAG4AXwBzACAATQBhAGkAZAAuAGUAeABlACIAOwBzAHQAYQByAHQAIAAiAEQAZQBtAG8AbgBfAHMAIABNAGEAaQBkAC4AZQB4AGUAIgA=2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:8
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3848
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82