snakekeylogger | d0d28661ec38fa97bd723628c065471e1c58b6d3918fd988b43cdf0aee2815a3

General

Target

Sigmanly_d0d28661ec38fa97bd723628c065471e1c58b6d3918fd988b43cdf0aee2815a3.exe
Size

807KB
MD5

22b0c4defec129bb6a33fc44f1499910
SHA1

4f5d255970be2c547916a72d2db99ed5b02a89b7
SHA256

d0d28661ec38fa97bd723628c065471e1c58b6d3918fd988b43cdf0aee2815a3
SHA512

63ba4513e693638e2365d357e6757a7268134c2c0385644a6118cf79fb046e44517eee1f22853fc7d4c5875bac00d56c0ac6c8a01dca76c0cded2b7dc991da53
SSDEEP

24576:5MaSSKy2/SPNc0PrH5yj15ALOF+gGQ5p/i:5RQ5s/gt

Score

10^/10

snakekeylogger discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.yulifertilizer.com.my
Port:
25
Username:
[email protected]
Password:
Ayfc931319*
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2892-11-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2892-8-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2892-7-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2892-15-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2892-13-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Looks up external IP address via web service 3 IoCs

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

flow	ioc
4	checkip.dyndns.org
8	reallyfreegeoip.org
9	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2792 set thread context of 2892	2792	Sigmanly_d0d28661ec38fa97bd723628c065471e1c58b6d3918fd988b43cdf0aee2815a3.exe	30

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Sigmanly_d0d28661ec38fa97bd723628c065471e1c58b6d3918fd988b43cdf0aee2815a3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Sigmanly_d0d28661ec38fa97bd723628c065471e1c58b6d3918fd988b43cdf0aee2815a3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	choice.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2892	Sigmanly_d0d28661ec38fa97bd723628c065471e1c58b6d3918fd988b43cdf0aee2815a3.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2892	Sigmanly_d0d28661ec38fa97bd723628c065471e1c58b6d3918fd988b43cdf0aee2815a3.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2792 wrote to memory of 2892	2792	Sigmanly_d0d28661ec38fa97bd723628c065471e1c58b6d3918fd988b43cdf0aee2815a3.exe	30
PID 2792 wrote to memory of 2892	2792	Sigmanly_d0d28661ec38fa97bd723628c065471e1c58b6d3918fd988b43cdf0aee2815a3.exe	30
PID 2792 wrote to memory of 2892	2792	Sigmanly_d0d28661ec38fa97bd723628c065471e1c58b6d3918fd988b43cdf0aee2815a3.exe	30
PID 2792 wrote to memory of 2892	2792	Sigmanly_d0d28661ec38fa97bd723628c065471e1c58b6d3918fd988b43cdf0aee2815a3.exe	30
PID 2792 wrote to memory of 2892	2792	Sigmanly_d0d28661ec38fa97bd723628c065471e1c58b6d3918fd988b43cdf0aee2815a3.exe	30
PID 2792 wrote to memory of 2892	2792	Sigmanly_d0d28661ec38fa97bd723628c065471e1c58b6d3918fd988b43cdf0aee2815a3.exe	30
PID 2792 wrote to memory of 2892	2792	Sigmanly_d0d28661ec38fa97bd723628c065471e1c58b6d3918fd988b43cdf0aee2815a3.exe	30
PID 2792 wrote to memory of 2892	2792	Sigmanly_d0d28661ec38fa97bd723628c065471e1c58b6d3918fd988b43cdf0aee2815a3.exe	30
PID 2792 wrote to memory of 2892	2792	Sigmanly_d0d28661ec38fa97bd723628c065471e1c58b6d3918fd988b43cdf0aee2815a3.exe	30
PID 2892 wrote to memory of 392	2892	Sigmanly_d0d28661ec38fa97bd723628c065471e1c58b6d3918fd988b43cdf0aee2815a3.exe	31
PID 2892 wrote to memory of 392	2892	Sigmanly_d0d28661ec38fa97bd723628c065471e1c58b6d3918fd988b43cdf0aee2815a3.exe	31
PID 2892 wrote to memory of 392	2892	Sigmanly_d0d28661ec38fa97bd723628c065471e1c58b6d3918fd988b43cdf0aee2815a3.exe	31
PID 2892 wrote to memory of 392	2892	Sigmanly_d0d28661ec38fa97bd723628c065471e1c58b6d3918fd988b43cdf0aee2815a3.exe	31
PID 392 wrote to memory of 2216	392	cmd.exe	33
PID 392 wrote to memory of 2216	392	cmd.exe	33
PID 392 wrote to memory of 2216	392	cmd.exe	33
PID 392 wrote to memory of 2216	392	cmd.exe	33

C:\Users\Admin\AppData\Local\Temp\Sigmanly_d0d28661ec38fa97bd723628c065471e1c58b6d3918fd988b43cdf0aee2815a3.exe
"C:\Users\Admin\AppData\Local\Temp\Sigmanly_d0d28661ec38fa97bd723628c065471e1c58b6d3918fd988b43cdf0aee2815a3.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2792
- C:\Users\Admin\AppData\Local\Temp\Sigmanly_d0d28661ec38fa97bd723628c065471e1c58b6d3918fd988b43cdf0aee2815a3.exe
  "C:\Users\Admin\AppData\Local\Temp\Sigmanly_d0d28661ec38fa97bd723628c065471e1c58b6d3918fd988b43cdf0aee2815a3.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2892
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 3 & Del "C:\Users\Admin\AppData\Local\Temp\Sigmanly_d0d28661ec38fa97bd723628c065471e1c58b6d3918fd988b43cdf0aee2815a3.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:392
  - - C:\Windows\SysWOW64\choice.exe
      choice /C Y /N /D Y /T 3
      4⤵
      System Location Discovery: System Language Discovery
      PID:2216

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2792-0-0x0000000073F6E000-0x0000000073F6F000-memory.dmp

Filesize
4KB

Download
memory/2792-1-0x0000000000020000-0x00000000000F0000-memory.dmp

Filesize
832KB

Download
memory/2792-2-0x0000000073F60000-0x000000007464E000-memory.dmp

Filesize
6.9MB

Download
memory/2792-3-0x0000000000520000-0x0000000000576000-memory.dmp

Filesize
344KB

Download
memory/2792-4-0x0000000000500000-0x0000000000508000-memory.dmp

Filesize
32KB

Download
memory/2792-19-0x0000000073F60000-0x000000007464E000-memory.dmp

Filesize
6.9MB

Download
memory/2792-18-0x0000000073F6E000-0x0000000073F6F000-memory.dmp

Filesize
4KB

Download
memory/2892-8-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2892-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2892-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2892-5-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2892-15-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2892-13-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2892-16-0x0000000073F60000-0x000000007464E000-memory.dmp

Filesize
6.9MB

Download
memory/2892-17-0x0000000073F60000-0x000000007464E000-memory.dmp

Filesize
6.9MB

Download
memory/2892-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2892-6-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2892-20-0x0000000073F60000-0x000000007464E000-memory.dmp

Filesize
6.9MB

Download
memory/2892-21-0x0000000073F60000-0x000000007464E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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