snakekeylogger | f22cf9dc92fc4eee3eb35b4cdb613f21fa285d5f7630d2a898e25d4c5c512e5e

General

Target

f22cf9dc92fc4eee3eb35b4cdb613f21fa285d5f7630d2a898e25d4c5c512e5e.exe
Size

740KB
MD5

b270344e0a2760f0faacbe25670635bc
SHA1

2677ed82fcc97bc63ddba361d4c0052058d263c5
SHA256

f22cf9dc92fc4eee3eb35b4cdb613f21fa285d5f7630d2a898e25d4c5c512e5e
SHA512

9cb8c9e211e28b9d989993fce4b93429c24f1db7a57c54a594888489568b4f42dee6c8fbadf189978d117e76bf6a85f710484892ecfb3d55ab6cffdde81cf59d
SSDEEP

12288:npZsS4aTEaFP2BHykEW+7CGpfxNuWro8wFiQ4Cg0:nzsHaTEw7Jl7FpruWro8wF9g

Score

10^/10

snakekeylogger discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.bprck.co.id
Port:
587
Username:
[email protected]
Password:
@BPR.ck22!!
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/3328-11-0x0000000000400000-0x000000000041C000-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
20	reallyfreegeoip.org
21	reallyfreegeoip.org
17	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4440 set thread context of 3328	4440	f22cf9dc92fc4eee3eb35b4cdb613f21fa285d5f7630d2a898e25d4c5c512e5e.exe	89

System Location Discovery: System Language Discovery 1 TTPs 2 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	f22cf9dc92fc4eee3eb35b4cdb613f21fa285d5f7630d2a898e25d4c5c512e5e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f22cf9dc92fc4eee3eb35b4cdb613f21fa285d5f7630d2a898e25d4c5c512e5e.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
3328	f22cf9dc92fc4eee3eb35b4cdb613f21fa285d5f7630d2a898e25d4c5c512e5e.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3328	f22cf9dc92fc4eee3eb35b4cdb613f21fa285d5f7630d2a898e25d4c5c512e5e.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4440 wrote to memory of 3328	4440	f22cf9dc92fc4eee3eb35b4cdb613f21fa285d5f7630d2a898e25d4c5c512e5e.exe	89
PID 4440 wrote to memory of 3328	4440	f22cf9dc92fc4eee3eb35b4cdb613f21fa285d5f7630d2a898e25d4c5c512e5e.exe	89
PID 4440 wrote to memory of 3328	4440	f22cf9dc92fc4eee3eb35b4cdb613f21fa285d5f7630d2a898e25d4c5c512e5e.exe	89
PID 4440 wrote to memory of 3328	4440	f22cf9dc92fc4eee3eb35b4cdb613f21fa285d5f7630d2a898e25d4c5c512e5e.exe	89
PID 4440 wrote to memory of 3328	4440	f22cf9dc92fc4eee3eb35b4cdb613f21fa285d5f7630d2a898e25d4c5c512e5e.exe	89
PID 4440 wrote to memory of 3328	4440	f22cf9dc92fc4eee3eb35b4cdb613f21fa285d5f7630d2a898e25d4c5c512e5e.exe	89
PID 4440 wrote to memory of 3328	4440	f22cf9dc92fc4eee3eb35b4cdb613f21fa285d5f7630d2a898e25d4c5c512e5e.exe	89
PID 4440 wrote to memory of 3328	4440	f22cf9dc92fc4eee3eb35b4cdb613f21fa285d5f7630d2a898e25d4c5c512e5e.exe	89

C:\Users\Admin\AppData\Local\Temp\f22cf9dc92fc4eee3eb35b4cdb613f21fa285d5f7630d2a898e25d4c5c512e5e.exe
"C:\Users\Admin\AppData\Local\Temp\f22cf9dc92fc4eee3eb35b4cdb613f21fa285d5f7630d2a898e25d4c5c512e5e.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4440
- C:\Users\Admin\AppData\Local\Temp\f22cf9dc92fc4eee3eb35b4cdb613f21fa285d5f7630d2a898e25d4c5c512e5e.exe
  "C:\Users\Admin\AppData\Local\Temp\f22cf9dc92fc4eee3eb35b4cdb613f21fa285d5f7630d2a898e25d4c5c512e5e.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3328

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\f22cf9dc92fc4eee3eb35b4cdb613f21fa285d5f7630d2a898e25d4c5c512e5e.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/3328-11-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3328-18-0x0000000075060000-0x0000000075810000-memory.dmp

Filesize
7.7MB

Download
memory/3328-17-0x0000000075060000-0x0000000075810000-memory.dmp

Filesize
7.7MB

Download
memory/3328-16-0x0000000075060000-0x0000000075810000-memory.dmp

Filesize
7.7MB

Download
memory/3328-14-0x0000000075060000-0x0000000075810000-memory.dmp

Filesize
7.7MB

Download
memory/4440-4-0x0000000005450000-0x000000000545A000-memory.dmp

Filesize
40KB

Download
memory/4440-7-0x000000007506E000-0x000000007506F000-memory.dmp

Filesize
4KB

Download
memory/4440-8-0x0000000075060000-0x0000000075810000-memory.dmp

Filesize
7.7MB

Download
memory/4440-9-0x0000000008660000-0x00000000086C2000-memory.dmp

Filesize
392KB

Download
memory/4440-10-0x00000000087C0000-0x000000000885C000-memory.dmp

Filesize
624KB

Download
memory/4440-6-0x0000000006F50000-0x0000000006F68000-memory.dmp

Filesize
96KB

Download
memory/4440-5-0x0000000075060000-0x0000000075810000-memory.dmp

Filesize
7.7MB

Download
memory/4440-0-0x000000007506E000-0x000000007506F000-memory.dmp

Filesize
4KB

Download
memory/4440-15-0x0000000075060000-0x0000000075810000-memory.dmp

Filesize
7.7MB

Download
memory/4440-3-0x0000000005480000-0x0000000005512000-memory.dmp

Filesize
584KB

Download
memory/4440-2-0x0000000005B30000-0x00000000060D4000-memory.dmp

Filesize
5.6MB

Download
memory/4440-1-0x0000000000990000-0x0000000000A50000-memory.dmp

Filesize
768KB

Download

Analysis

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