snakekeylogger | 7995b25df7376ae34f085f413abd187afd4c49296cb8f0502154bc4e7f517671

Analysis

max time kernel
65s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
01/02/2023, 14:30

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General

Target
Rl2sxVWkRi0F8rN.exe
Size 522KB
Sample230201-rt6k9saa72
SHA256 7995b25df7376ae34f085f413abd187afd4c49296cb8f0502154bc4e7f517671
MD5 1fe6d6635c79a2397a209b022c8b93ef
SHA1 c367a3905af3a364366df485123ca85eaba96e2d
SHA512 ded6cb2f480f0fb830dd9a874c68e9dae76aa349fc8cd390928cac8481804e7fc8639682a2ea84b3e003d361838e18ade5731014fc624be0b7e981370249b6ba
SSDEEP 12288:86AtC1Sq3fbyMumk9d9W/7C/Zhr8z9i7+pvFCWtO:86AtC19fGMPmmT2Zhr8zw6Rkh
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

https://api.telegram.org/bot5818680343:AAGVJsfIHcopySiifMCdAaFCv-ICp2_Yo_M/sendMessage?chat_id=5765702254

Signatures

Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
stealer keylogger snakekeylogger

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/1068-138-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Rl2sxVWkRi0F8rN.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Rl2sxVWkRi0F8rN.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Rl2sxVWkRi0F8rN.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
76	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5100 set thread context of 1068	5100	Rl2sxVWkRi0F8rN.exe	90

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1068	Rl2sxVWkRi0F8rN.exe
1068	Rl2sxVWkRi0F8rN.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1068	Rl2sxVWkRi0F8rN.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 5100 wrote to memory of 1068	5100	Rl2sxVWkRi0F8rN.exe	90
PID 5100 wrote to memory of 1068	5100	Rl2sxVWkRi0F8rN.exe	90
PID 5100 wrote to memory of 1068	5100	Rl2sxVWkRi0F8rN.exe	90
PID 5100 wrote to memory of 1068	5100	Rl2sxVWkRi0F8rN.exe	90
PID 5100 wrote to memory of 1068	5100	Rl2sxVWkRi0F8rN.exe	90
PID 5100 wrote to memory of 1068	5100	Rl2sxVWkRi0F8rN.exe	90
PID 5100 wrote to memory of 1068	5100	Rl2sxVWkRi0F8rN.exe	90
PID 5100 wrote to memory of 1068	5100	Rl2sxVWkRi0F8rN.exe	90

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Rl2sxVWkRi0F8rN.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Rl2sxVWkRi0F8rN.exe

C:\Users\Admin\AppData\Local\Temp\Rl2sxVWkRi0F8rN.exe
"C:\Users\Admin\AppData\Local\Temp\Rl2sxVWkRi0F8rN.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:5100
- C:\Users\Admin\AppData\Local\Temp\Rl2sxVWkRi0F8rN.exe
  "C:\Users\Admin\AppData\Local\Temp\Rl2sxVWkRi0F8rN.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1068

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

Rl2sxVWkRi0F8rN.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Rl2sxVWkRi0F8rN.exe.log
Size 1KB
SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
MD5 8ec831f3e3a3f77e4a7b9cd32b48384c
SHA1 d83f09fd87c5bd86e045873c231c14836e76a05c
SHA512 26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
MD5 SHA1 SHA512

Submit Download

memory/1068-138-0x0000000000400000-0x0000000000426000-memory.dmp

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memory/1068-140-0x00000000064F0000-0x00000000066B2000-memory.dmp

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memory/5100-132-0x0000000000470000-0x00000000004F8000-memory.dmp

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memory/5100-133-0x0000000005390000-0x0000000005934000-memory.dmp

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memory/5100-134-0x0000000004DE0000-0x0000000004E72000-memory.dmp

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memory/5100-135-0x0000000004D50000-0x0000000004D5A000-memory.dmp

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memory/5100-136-0x0000000007540000-0x00000000075DC000-memory.dmp

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