Analysis
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max time kernel
55s -
max time network
53s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
29-04-2024 18:34
Static task
static1
Behavioral task
behavioral1
Sample
3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exe
Resource
win10v2004-20240419-en
General
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Target
3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exe
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Size
2.9MB
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MD5
41d6a9f69dd2dc30c2fea8bdfdfcabd8
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SHA1
6215b290031d78b512a15ce5adcfbda308fc81d9
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SHA256
3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3
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SHA512
01d5352a98baa2c4da13a8e057a78c3f4f7a338b35a1e572c5c1d82fd1a9a1faa80cf806c2c606080fc9e854301d60160e9d7cbd0c2174236ab8ff9f80e09109
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SSDEEP
49152:QzBfc7DLHlksH8ZDHepCsBST3P+NRYNuP/bAq++ub8kLpkLq/XrmCGjtRs:QzuTk8ALPMRsu7v+URm/XwHs
Malware Config
Signatures
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Processes:
3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exe -
Processes:
3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths 3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exe = "0" 3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\Control Panel\International\Geo\Nation 3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exe -
Processes:
3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths 3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions 3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exe = "0" 3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exe -
Processes:
3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 1 IoCs
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Suspicious use of SetThreadContext 1 IoCs
Processes:
3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exedescription pid process target process PID 3104 set thread context of 4936 3104 3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exe regasm.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
powershell.exepid process 4984 powershell.exe 4984 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exepowershell.exeregasm.exedescription pid process Token: SeDebugPrivilege 3104 3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exe Token: SeDebugPrivilege 4984 powershell.exe Token: SeDebugPrivilege 4936 regasm.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exedescription pid process target process PID 3104 wrote to memory of 4984 3104 3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exe powershell.exe PID 3104 wrote to memory of 4984 3104 3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exe powershell.exe PID 3104 wrote to memory of 4936 3104 3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exe regasm.exe PID 3104 wrote to memory of 4936 3104 3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exe regasm.exe PID 3104 wrote to memory of 4936 3104 3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exe regasm.exe PID 3104 wrote to memory of 4936 3104 3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exe regasm.exe PID 3104 wrote to memory of 4936 3104 3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exe regasm.exe PID 3104 wrote to memory of 4936 3104 3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exe regasm.exe PID 3104 wrote to memory of 4936 3104 3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exe regasm.exe PID 3104 wrote to memory of 4936 3104 3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exe regasm.exe PID 3104 wrote to memory of 2088 3104 3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exe regasm.exe PID 3104 wrote to memory of 2088 3104 3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exe regasm.exe PID 3104 wrote to memory of 2088 3104 3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exe regasm.exe -
System policy modification 1 TTPs 1 IoCs
Processes:
3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exe"C:\Users\Admin\AppData\Local\Temp\3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exe"1⤵
- UAC bypass
- Windows security bypass
- Checks computer location settings
- Windows security modification
- Checks whether UAC is enabled
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:3104 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\3616b7cc732c6a0c15b2c8d5d2c2cf26d9e649d1e1b85fbe85b82889721fe9e3.exe" -Force2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4984 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"2⤵
- Suspicious use of AdjustPrivilegeToken
PID:4936 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"2⤵PID:2088
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82