Analysis
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max time kernel
93s -
max time network
213s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
20-02-2022 07:55
Static task
static1
Behavioral task
behavioral1
Sample
4517460c769903a54b14a2673a89bbb8d857be18837d0015733f2445ba17b2f3.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
4517460c769903a54b14a2673a89bbb8d857be18837d0015733f2445ba17b2f3.exe
Resource
win10v2004-en-20220113
General
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Target
4517460c769903a54b14a2673a89bbb8d857be18837d0015733f2445ba17b2f3.exe
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Size
396KB
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MD5
79e52b0a6a08e5213f6c48fd70c037f4
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SHA1
81150445f316941f08180e99d379bab5b47ffecf
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SHA256
4517460c769903a54b14a2673a89bbb8d857be18837d0015733f2445ba17b2f3
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SHA512
c2570e299d7809a3b1b5a1f9e7aa85fcad40ef781ccd2ed2ecb10a1381753cf98cbc6ae025109a6da12561349f07a8b5327d2f6808581eb40dbdd03474019533
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
coHgl.exepid process 3088 coHgl.exe -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
4517460c769903a54b14a2673a89bbb8d857be18837d0015733f2445ba17b2f3.execoHgl.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation 4517460c769903a54b14a2673a89bbb8d857be18837d0015733f2445ba17b2f3.exe Key value queried \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation coHgl.exe -
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 2 IoCs
Processes:
coHgl.exepid process 3088 coHgl.exe 3088 coHgl.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
coHgl.exedescription pid process Token: SeDebugPrivilege 3088 coHgl.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
4517460c769903a54b14a2673a89bbb8d857be18837d0015733f2445ba17b2f3.execoHgl.execmd.exedescription pid process target process PID 4668 wrote to memory of 3088 4668 4517460c769903a54b14a2673a89bbb8d857be18837d0015733f2445ba17b2f3.exe coHgl.exe PID 4668 wrote to memory of 3088 4668 4517460c769903a54b14a2673a89bbb8d857be18837d0015733f2445ba17b2f3.exe coHgl.exe PID 3088 wrote to memory of 3792 3088 coHgl.exe cmd.exe PID 3088 wrote to memory of 3792 3088 coHgl.exe cmd.exe PID 3088 wrote to memory of 2356 3088 coHgl.exe sihost.exe PID 3792 wrote to memory of 4980 3792 cmd.exe reg.exe PID 3792 wrote to memory of 4980 3792 cmd.exe reg.exe PID 3088 wrote to memory of 2368 3088 coHgl.exe svchost.exe PID 3088 wrote to memory of 2464 3088 coHgl.exe taskhostw.exe PID 3088 wrote to memory of 3172 3088 coHgl.exe svchost.exe PID 3088 wrote to memory of 3380 3088 coHgl.exe DllHost.exe
Processes
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C:\Windows\system32\taskhostw.exetaskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}1⤵PID:2464
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:3380
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc1⤵PID:3172
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc1⤵PID:2368
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:2356
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C:\Users\Admin\AppData\Local\Temp\4517460c769903a54b14a2673a89bbb8d857be18837d0015733f2445ba17b2f3.exe"C:\Users\Admin\AppData\Local\Temp\4517460c769903a54b14a2673a89bbb8d857be18837d0015733f2445ba17b2f3.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4668 -
C:\users\Public\coHgl.exe"C:\users\Public\coHgl.exe" C:\Users\Admin\AppData\Local\Temp\4517460c769903a54b14a2673a89bbb8d857be18837d0015733f2445ba17b2f3.exe2⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3088 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C REG ADD "HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "svchos" /t REG_SZ /d "C:\users\Public\coHgl.exe" /f3⤵
- Suspicious use of WriteProcessMemory
PID:3792 -
C:\Windows\system32\reg.exeREG ADD "HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "svchos" /t REG_SZ /d "C:\users\Public\coHgl.exe" /f4⤵PID:4980
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
31bd0f224e7e74eee2847f43aae23974
SHA192e331e1e8ad30538f38dd7ba31386afafa14a58
SHA2568b0a5fb13309623c3518473551cb1f55d38d8450129d4a3c16b476f7b2867d7d
SHA512a13f05a12b084ef425f542ff4be824bbccb5dbdfe085af8b7e19d81a6bcba4b8c1debcc38f6b57bc9265a4db21eed70852ece8cc62b3ef14c47fca3035a55249
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MD5
31bd0f224e7e74eee2847f43aae23974
SHA192e331e1e8ad30538f38dd7ba31386afafa14a58
SHA2568b0a5fb13309623c3518473551cb1f55d38d8450129d4a3c16b476f7b2867d7d
SHA512a13f05a12b084ef425f542ff4be824bbccb5dbdfe085af8b7e19d81a6bcba4b8c1debcc38f6b57bc9265a4db21eed70852ece8cc62b3ef14c47fca3035a55249