Analysis
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max time kernel
56s -
max time network
114s -
platform
windows10_x64 -
resource
win10v20201028 -
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 2 IoCs
Processes:
resource yara_rule behavioral2/memory/564-14-0x0000000000400000-0x0000000000468000-memory.dmp family_snakekeylogger behavioral2/memory/564-15-0x00000000004628AE-mapping.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 13 checkip.dyndns.org 16 freegeoip.app 17 freegeoip.app -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Re.Po ORDER.45355.SCAN.PDF...exedescription pid process target process PID 4700 set thread context of 564 4700 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 564 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 564 Re.Po ORDER.45355.SCAN.PDF...exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
Re.Po ORDER.45355.SCAN.PDF...exepid process 564 Re.Po ORDER.45355.SCAN.PDF...exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
Re.Po ORDER.45355.SCAN.PDF...exedescription pid process target process PID 4700 wrote to memory of 2096 4700 Re.Po ORDER.45355.SCAN.PDF...exe schtasks.exe PID 4700 wrote to memory of 2096 4700 Re.Po ORDER.45355.SCAN.PDF...exe schtasks.exe PID 4700 wrote to memory of 2096 4700 Re.Po ORDER.45355.SCAN.PDF...exe schtasks.exe PID 4700 wrote to memory of 564 4700 Re.Po ORDER.45355.SCAN.PDF...exe Re.Po ORDER.45355.SCAN.PDF...exe PID 4700 wrote to memory of 564 4700 Re.Po ORDER.45355.SCAN.PDF...exe Re.Po ORDER.45355.SCAN.PDF...exe PID 4700 wrote to memory of 564 4700 Re.Po ORDER.45355.SCAN.PDF...exe Re.Po ORDER.45355.SCAN.PDF...exe PID 4700 wrote to memory of 564 4700 Re.Po ORDER.45355.SCAN.PDF...exe Re.Po ORDER.45355.SCAN.PDF...exe PID 4700 wrote to memory of 564 4700 Re.Po ORDER.45355.SCAN.PDF...exe Re.Po ORDER.45355.SCAN.PDF...exe PID 4700 wrote to memory of 564 4700 Re.Po ORDER.45355.SCAN.PDF...exe Re.Po ORDER.45355.SCAN.PDF...exe PID 4700 wrote to memory of 564 4700 Re.Po ORDER.45355.SCAN.PDF...exe Re.Po ORDER.45355.SCAN.PDF...exe PID 4700 wrote to memory of 564 4700 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:4700 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UxGTCQGb" /XML "C:\Users\Admin\AppData\Local\Temp\tmp12CD.tmp"2⤵
- Creates scheduled task(s)
PID:2096
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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:564
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
3fed8d1dd11972a6e2603bb2d73a3ee5
SHA17ecb7f64ade7b91c5815da647e84167c3d95afb4
SHA256eecf6c0575dc995a485d46a5daaa66f58229e552f16782d873834d218ab17551
SHA512ca6059eb67f800cc666d5146d24070abf5ee08209f8f9d1668a0ca2201eb3f6fa013c2d807b09925e12b82c37686980fcc26a6a5e4a5ba129c4b2a585961d3bb
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MD5
5d8d51a4e404c65b0e462aa7f07171b1
SHA1f74c41ae1f5e7854ee27736efc929100b53d5215
SHA256ac3c1a1cbac8932ab354239c505fbe91b437672f6c44b5ca66ce71c67e2c051e
SHA512687e403f87e46f8a6a359ec53dc50c8981dc3aecdb08f1fcbcdb71577e996bf74b3248237cdb24372e769860d6fde6610d3b47c003a96c4016500e34b9d1344c