Analysis
- max time kernel
96s - max time network
80s - platform
windows7_x64 - resource
win7-en-20210920 - submitted
28/09/2021, 04:48
Static task
static1
Behavioral task
behavioral1
Sample
Document Delivery 28-09-21pdf.exe
Resource
win7-en-20210920
0 signatures
0 seconds
General
- Target Document Delivery 28-09-21pdf.exe
- Size 634KB
- Sample210928-fe5vmsaef7
- SHA256 26726a1e321ed1e0f39b676a56b38eb41641f734aa05e0a9669c6144b53ee191
- MD5 263a4566cfccc024d4f6f198017c24ce
- SHA1 a79bf9f7d83e07295b7fcc22c25d7694f193f884
- SHA512 8313847617ab7a4d66889cf2754f84735fb01890696e5dabd54a07dca693c60e06649efee5fdb27444f26888a77d7b209cf6a784cb3ea3edbc93ad9520657033
- MD5 SHA1 SHA512
Malware Config
Extracted
Family
-
lokibot
C2
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https://selb-sa.com/loki/five/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
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1556 set thread context of 1856 1556 Document Delivery 28-09-21pdf.exe 29 - 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 1668 schtasks.exe - Suspicious behavior: RenamesItself 1 IoCs
pid Process 1856 Document Delivery 28-09-21pdf.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1856 Document Delivery 28-09-21pdf.exe - Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 1556 wrote to memory of 1668 1556 Document Delivery 28-09-21pdf.exe 27 PID 1556 wrote to memory of 1668 1556 Document Delivery 28-09-21pdf.exe 27 PID 1556 wrote to memory of 1668 1556 Document Delivery 28-09-21pdf.exe 27 PID 1556 wrote to memory of 1668 1556 Document Delivery 28-09-21pdf.exe 27 PID 1556 wrote to memory of 1856 1556 Document Delivery 28-09-21pdf.exe 29 PID 1556 wrote to memory of 1856 1556 Document Delivery 28-09-21pdf.exe 29 PID 1556 wrote to memory of 1856 1556 Document Delivery 28-09-21pdf.exe 29 PID 1556 wrote to memory of 1856 1556 Document Delivery 28-09-21pdf.exe 29 PID 1556 wrote to memory of 1856 1556 Document Delivery 28-09-21pdf.exe 29 PID 1556 wrote to memory of 1856 1556 Document Delivery 28-09-21pdf.exe 29 PID 1556 wrote to memory of 1856 1556 Document Delivery 28-09-21pdf.exe 29 PID 1556 wrote to memory of 1856 1556 Document Delivery 28-09-21pdf.exe 29 PID 1556 wrote to memory of 1856 1556 Document Delivery 28-09-21pdf.exe 29 PID 1556 wrote to memory of 1856 1556 Document Delivery 28-09-21pdf.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\Document Delivery 28-09-21pdf.exe"C:\Users\Admin\AppData\Local\Temp\Document Delivery 28-09-21pdf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1556 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\EHTNmZh" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1D40.tmp"2⤵
- Creates scheduled task(s)
PID:1668
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C:\Users\Admin\AppData\Local\Temp\Document Delivery 28-09-21pdf.exe"C:\Users\Admin\AppData\Local\Temp\Document Delivery 28-09-21pdf.exe"2⤵
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
PID:1856
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