Analysis
- max time kernel
112s - max time network
150s - platform
windows10_x64 - resource
win10v20210408 - submitted
08/10/2021, 05:36
Static task
static1
Behavioral task
behavioral1
Sample
21038315RI0007903596242.pdf.gz.exe
Resource
win7-en-20210920
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
21038315RI0007903596242.pdf.gz.exe
Resource
win10v20210408
0 signatures
0 seconds
General
- Target 21038315RI0007903596242.pdf.gz.exe
- Size 374KB
- Sample211008-gak54sdce4
- SHA256 08251a10cbdda0388e4b22db9e060e996d505082c786469b4e0ee85350fdc8cf
- MD5 77e721db501f94bbcbda5a9924741a0d
- SHA1 3f492937ae696cbbb086a3319a40ca7dca5a93ec
- SHA512 f33600a9ff9be5ca739107f8afac316b7b2656e54b2104f7a6d62c5eddbf70c4bf4c35960e4a3422103fe9bccad054e9343c4a53a81c6f2f2d480b905be1af06
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Extracted
Family
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lokibot
C2
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http://checkvim.com/ga12/fre.php
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http://kbfvzoboss.bid/alien/fre.php
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http://alphastand.trade/alien/fre.php
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http://alphastand.win/alien/fre.php
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http://alphastand.top/alien/fre.php
Signatures
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook 21038315RI0007903596242.pdf.gz.exe Key opened \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook 21038315RI0007903596242.pdf.gz.exe Key opened \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook 21038315RI0007903596242.pdf.gz.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4060 set thread context of 1208 4060 21038315RI0007903596242.pdf.gz.exe 78 - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2376 schtasks.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4060 21038315RI0007903596242.pdf.gz.exe 4060 21038315RI0007903596242.pdf.gz.exe - Suspicious behavior: RenamesItself 1 IoCs
pid Process 1208 21038315RI0007903596242.pdf.gz.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4060 21038315RI0007903596242.pdf.gz.exe Token: SeDebugPrivilege 1208 21038315RI0007903596242.pdf.gz.exe - Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 4060 wrote to memory of 2376 4060 21038315RI0007903596242.pdf.gz.exe 76 PID 4060 wrote to memory of 2376 4060 21038315RI0007903596242.pdf.gz.exe 76 PID 4060 wrote to memory of 2376 4060 21038315RI0007903596242.pdf.gz.exe 76 PID 4060 wrote to memory of 1208 4060 21038315RI0007903596242.pdf.gz.exe 78 PID 4060 wrote to memory of 1208 4060 21038315RI0007903596242.pdf.gz.exe 78 PID 4060 wrote to memory of 1208 4060 21038315RI0007903596242.pdf.gz.exe 78 PID 4060 wrote to memory of 1208 4060 21038315RI0007903596242.pdf.gz.exe 78 PID 4060 wrote to memory of 1208 4060 21038315RI0007903596242.pdf.gz.exe 78 PID 4060 wrote to memory of 1208 4060 21038315RI0007903596242.pdf.gz.exe 78 PID 4060 wrote to memory of 1208 4060 21038315RI0007903596242.pdf.gz.exe 78 PID 4060 wrote to memory of 1208 4060 21038315RI0007903596242.pdf.gz.exe 78 PID 4060 wrote to memory of 1208 4060 21038315RI0007903596242.pdf.gz.exe 78 - outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook 21038315RI0007903596242.pdf.gz.exe - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook 21038315RI0007903596242.pdf.gz.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\21038315RI0007903596242.pdf.gz.exe"C:\Users\Admin\AppData\Local\Temp\21038315RI0007903596242.pdf.gz.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4060 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\faXCTbr" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDDC.tmp"2⤵
- Creates scheduled task(s)
PID:2376
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C:\Users\Admin\AppData\Local\Temp\21038315RI0007903596242.pdf.gz.exe"C:\Users\Admin\AppData\Local\Temp\21038315RI0007903596242.pdf.gz.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1208
-