Analysis
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max time kernel
66s -
max time network
110s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
28-02-2021 03:30
Static task
static1
Behavioral task
behavioral1
Sample
SHIPPING DOCUMENT & PL.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
SHIPPING DOCUMENT & PL.exe
Resource
win10v20201028
General
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Target
SHIPPING DOCUMENT & PL.exe
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Size
602KB
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MD5
2d9e58aae7cb889e6fecc3ad4321685c
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SHA1
8dc4098500977db1b6cce9e8050223988b35ee1c
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SHA256
f8b66ad0f394bf4e2277c1dabb9cf3ec55e970acf67108759178046a5c268116
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SHA512
a080705b3bea928eebd872999c7528944687751e69107d88235614ca28c38785556357270acf2647c8699a2de354151f84cbacb5641f7ec4d1abde940a678fd1
Malware Config
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger Payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/816-14-0x0000000000400000-0x0000000000468000-memory.dmp family_snakekeylogger behavioral2/memory/816-15-0x0000000000463E2E-mapping.dmp family_snakekeylogger -
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 15 checkip.dyndns.org 18 freegeoip.app 19 freegeoip.app -
Suspicious use of SetThreadContext 1 IoCs
Processes:
SHIPPING DOCUMENT & PL.exedescription pid process target process PID 1052 set thread context of 816 1052 SHIPPING DOCUMENT & PL.exe SHIPPING DOCUMENT & PL.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
SHIPPING DOCUMENT & PL.exeSHIPPING DOCUMENT & PL.exepid process 1052 SHIPPING DOCUMENT & PL.exe 1052 SHIPPING DOCUMENT & PL.exe 1052 SHIPPING DOCUMENT & PL.exe 816 SHIPPING DOCUMENT & PL.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
SHIPPING DOCUMENT & PL.exeSHIPPING DOCUMENT & PL.exedescription pid process Token: SeDebugPrivilege 1052 SHIPPING DOCUMENT & PL.exe Token: SeDebugPrivilege 816 SHIPPING DOCUMENT & PL.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
SHIPPING DOCUMENT & PL.exedescription pid process target process PID 1052 wrote to memory of 1380 1052 SHIPPING DOCUMENT & PL.exe schtasks.exe PID 1052 wrote to memory of 1380 1052 SHIPPING DOCUMENT & PL.exe schtasks.exe PID 1052 wrote to memory of 1380 1052 SHIPPING DOCUMENT & PL.exe schtasks.exe PID 1052 wrote to memory of 1228 1052 SHIPPING DOCUMENT & PL.exe SHIPPING DOCUMENT & PL.exe PID 1052 wrote to memory of 1228 1052 SHIPPING DOCUMENT & PL.exe SHIPPING DOCUMENT & PL.exe PID 1052 wrote to memory of 1228 1052 SHIPPING DOCUMENT & PL.exe SHIPPING DOCUMENT & PL.exe PID 1052 wrote to memory of 816 1052 SHIPPING DOCUMENT & PL.exe SHIPPING DOCUMENT & PL.exe PID 1052 wrote to memory of 816 1052 SHIPPING DOCUMENT & PL.exe SHIPPING DOCUMENT & PL.exe PID 1052 wrote to memory of 816 1052 SHIPPING DOCUMENT & PL.exe SHIPPING DOCUMENT & PL.exe PID 1052 wrote to memory of 816 1052 SHIPPING DOCUMENT & PL.exe SHIPPING DOCUMENT & PL.exe PID 1052 wrote to memory of 816 1052 SHIPPING DOCUMENT & PL.exe SHIPPING DOCUMENT & PL.exe PID 1052 wrote to memory of 816 1052 SHIPPING DOCUMENT & PL.exe SHIPPING DOCUMENT & PL.exe PID 1052 wrote to memory of 816 1052 SHIPPING DOCUMENT & PL.exe SHIPPING DOCUMENT & PL.exe PID 1052 wrote to memory of 816 1052 SHIPPING DOCUMENT & PL.exe SHIPPING DOCUMENT & PL.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENT & PL.exe"C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENT & PL.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\AVtTjRFt" /XML "C:\Users\Admin\AppData\Local\Temp\tmp224E.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENT & PL.exe"{path}"2⤵
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C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENT & PL.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\tmp224E.tmpMD5
0805e83c9eb24bf723308af1776b14f5
SHA17457b8ef228c37dabf908d7ca6e89e52a660dd82
SHA2568fb53247745140776d4020fa0281cee3f9d7d5f704908f7a5c1a42e9f92c5be7
SHA512a29308e0aa58375f0895871c50592e1bce84647ec1ee270e232f23de18af0bc8539f6b8c292dab80c9fa77fe1a42ad8c80c46313916a27d5f40d8235866f9b90
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memory/816-22-0x00000000064F0000-0x00000000064F1000-memory.dmpFilesize
4KB
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memory/816-21-0x00000000052F0000-0x00000000052F1000-memory.dmpFilesize
4KB
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memory/816-16-0x0000000073BE0000-0x00000000742CE000-memory.dmpFilesize
6.9MB
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memory/816-15-0x0000000000463E2E-mapping.dmp
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memory/816-14-0x0000000000400000-0x0000000000468000-memory.dmpFilesize
416KB
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memory/1052-7-0x00000000054C0000-0x00000000054C1000-memory.dmpFilesize
4KB
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memory/1052-10-0x00000000054D0000-0x00000000054DB000-memory.dmpFilesize
44KB
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memory/1052-11-0x0000000005F20000-0x0000000005FD0000-memory.dmpFilesize
704KB
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memory/1052-9-0x0000000005600000-0x0000000005601000-memory.dmpFilesize
4KB
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memory/1052-8-0x0000000005610000-0x0000000005611000-memory.dmpFilesize
4KB
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memory/1052-2-0x0000000073BE0000-0x00000000742CE000-memory.dmpFilesize
6.9MB
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memory/1052-6-0x00000000053F0000-0x00000000053F1000-memory.dmpFilesize
4KB
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memory/1052-5-0x00000000058F0000-0x00000000058F1000-memory.dmpFilesize
4KB
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memory/1052-3-0x0000000000A90000-0x0000000000A91000-memory.dmpFilesize
4KB
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memory/1380-12-0x0000000000000000-mapping.dmp