Analysis
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max time kernel
74s -
max time network
72s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
27-11-2020 08:30
Static task
static1
Behavioral task
behavioral1
Sample
Re.Po ORDER.45355.SCAN.PDF...exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
Re.Po ORDER.45355.SCAN.PDF...exe
Resource
win10v20201028
General
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Target
Re.Po ORDER.45355.SCAN.PDF...exe
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Size
561KB
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MD5
1fe0cf1c189cb52b02ed680343b8b488
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SHA1
b5241295b8558023bf75736c3fedf45c90332efa
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SHA256
2e143c391d25da4a427a3016ae77beac80fbebcc01062a7207f6ca9036536a70
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SHA512
570e6c94930d9bbcdf3a1b74375ec90b76532756680254e1287f8eaee3819052436b19eb5d4afccfb8b9f1417cac55557e9c19da9575a8655f1ea7baddb99976
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
mail.bosut.mk - Port:
587 - Username:
[email protected] - Password:
0XsKEemhd6EE
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger Payload 4 IoCs
Processes:
resource yara_rule behavioral1/memory/340-9-0x0000000000400000-0x0000000000468000-memory.dmp family_snakekeylogger behavioral1/memory/340-10-0x00000000004628AE-mapping.dmp family_snakekeylogger behavioral1/memory/340-12-0x0000000000400000-0x0000000000468000-memory.dmp family_snakekeylogger behavioral1/memory/340-11-0x0000000000400000-0x0000000000468000-memory.dmp family_snakekeylogger -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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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 5 checkip.dyndns.org 10 freegeoip.app 11 freegeoip.app -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Re.Po ORDER.45355.SCAN.PDF...exedescription pid process target process PID 1776 set thread context of 340 1776 Re.Po ORDER.45355.SCAN.PDF...exe Re.Po ORDER.45355.SCAN.PDF...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 1 IoCs
Processes:
Re.Po ORDER.45355.SCAN.PDF...exepid process 340 Re.Po ORDER.45355.SCAN.PDF...exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Re.Po ORDER.45355.SCAN.PDF...exedescription pid process Token: SeDebugPrivilege 340 Re.Po ORDER.45355.SCAN.PDF...exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
Re.Po ORDER.45355.SCAN.PDF...exepid process 340 Re.Po ORDER.45355.SCAN.PDF...exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
Re.Po ORDER.45355.SCAN.PDF...exedescription pid process target process PID 1776 wrote to memory of 1540 1776 Re.Po ORDER.45355.SCAN.PDF...exe schtasks.exe PID 1776 wrote to memory of 1540 1776 Re.Po ORDER.45355.SCAN.PDF...exe schtasks.exe PID 1776 wrote to memory of 1540 1776 Re.Po ORDER.45355.SCAN.PDF...exe schtasks.exe PID 1776 wrote to memory of 1540 1776 Re.Po ORDER.45355.SCAN.PDF...exe schtasks.exe PID 1776 wrote to memory of 340 1776 Re.Po ORDER.45355.SCAN.PDF...exe Re.Po ORDER.45355.SCAN.PDF...exe PID 1776 wrote to memory of 340 1776 Re.Po ORDER.45355.SCAN.PDF...exe Re.Po ORDER.45355.SCAN.PDF...exe PID 1776 wrote to memory of 340 1776 Re.Po ORDER.45355.SCAN.PDF...exe Re.Po ORDER.45355.SCAN.PDF...exe PID 1776 wrote to memory of 340 1776 Re.Po ORDER.45355.SCAN.PDF...exe Re.Po ORDER.45355.SCAN.PDF...exe PID 1776 wrote to memory of 340 1776 Re.Po ORDER.45355.SCAN.PDF...exe Re.Po ORDER.45355.SCAN.PDF...exe PID 1776 wrote to memory of 340 1776 Re.Po ORDER.45355.SCAN.PDF...exe Re.Po ORDER.45355.SCAN.PDF...exe PID 1776 wrote to memory of 340 1776 Re.Po ORDER.45355.SCAN.PDF...exe Re.Po ORDER.45355.SCAN.PDF...exe PID 1776 wrote to memory of 340 1776 Re.Po ORDER.45355.SCAN.PDF...exe Re.Po ORDER.45355.SCAN.PDF...exe PID 1776 wrote to memory of 340 1776 Re.Po ORDER.45355.SCAN.PDF...exe Re.Po ORDER.45355.SCAN.PDF...exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Re.Po ORDER.45355.SCAN.PDF...exe"C:\Users\Admin\AppData\Local\Temp\Re.Po ORDER.45355.SCAN.PDF...exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1776 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UxGTCQGb" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5C43.tmp"2⤵
- Creates scheduled task(s)
PID:1540
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C:\Users\Admin\AppData\Local\Temp\Re.Po ORDER.45355.SCAN.PDF...exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:340
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
7653a076842219a325663dd4f4b4c82c
SHA183d105f8d59d22fbac16a7690d2ab3b24d859e79
SHA2562c8543b8f4e749232a727696565d35570c4b55af79b983115e52253d5fe39acd
SHA512516f2cad3124e5bce7ba2dca08741d3abf7d67a1fe52df7fdea3fe464ec26382cae35bd635fc82cd5c8f4bcdfeedb998a9797dd53a03d341470ca8633c65bf3d