snakekeylogger | 5ec222a90e9cabf1feb3741ed3215327b78d7dc967425fcb3c5298f9edf406ad

General

Target

Shipping Documents.pdf.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/5104-11-0x0000000000400000-0x000000000041C000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

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
15	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1688 set thread context of 5104	1688	Shipping Documents.pdf.exe	92

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	Shipping Documents.pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Shipping Documents.pdf.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
1688	Shipping Documents.pdf.exe
5104	Shipping Documents.pdf.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
5104	Shipping Documents.pdf.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	5104	Shipping Documents.pdf.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1688 wrote to memory of 5104	1688	Shipping Documents.pdf.exe	92
PID 1688 wrote to memory of 5104	1688	Shipping Documents.pdf.exe	92
PID 1688 wrote to memory of 5104	1688	Shipping Documents.pdf.exe	92
PID 1688 wrote to memory of 5104	1688	Shipping Documents.pdf.exe	92
PID 1688 wrote to memory of 5104	1688	Shipping Documents.pdf.exe	92
PID 1688 wrote to memory of 5104	1688	Shipping Documents.pdf.exe	92
PID 1688 wrote to memory of 5104	1688	Shipping Documents.pdf.exe	92
PID 1688 wrote to memory of 5104	1688	Shipping Documents.pdf.exe	92

C:\Users\Admin\AppData\Local\Temp\Shipping Documents.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Shipping Documents.pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:1688
- C:\Users\Admin\AppData\Local\Temp\Shipping Documents.pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\Shipping Documents.pdf.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:5104

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

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Shipping Documents.pdf.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/1688-4-0x0000000074A50000-0x0000000075200000-memory.dmp

Filesize
7.7MB

Download
memory/1688-5-0x0000000004C80000-0x0000000004C8A000-memory.dmp

Filesize
40KB

Download
memory/1688-9-0x0000000005E50000-0x0000000005EB2000-memory.dmp

Filesize
392KB

Download
memory/1688-0-0x0000000074A5E000-0x0000000074A5F000-memory.dmp

Filesize
4KB

Download
memory/1688-10-0x0000000005FB0000-0x000000000604C000-memory.dmp

Filesize
624KB

Download
memory/1688-6-0x0000000004FB0000-0x0000000004FC8000-memory.dmp

Filesize
96KB

Download
memory/1688-7-0x0000000074A5E000-0x0000000074A5F000-memory.dmp

Filesize
4KB

Download
memory/1688-14-0x0000000074A50000-0x0000000075200000-memory.dmp

Filesize
7.7MB

Download
memory/1688-3-0x0000000004AC0000-0x0000000004B52000-memory.dmp

Filesize
584KB

Download
memory/1688-2-0x0000000004FD0000-0x0000000005574000-memory.dmp

Filesize
5.6MB

Download
memory/1688-8-0x0000000074A50000-0x0000000075200000-memory.dmp

Filesize
7.7MB

Download
memory/1688-1-0x0000000000060000-0x0000000000120000-memory.dmp

Filesize
768KB

Download
memory/5104-11-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/5104-15-0x0000000074A50000-0x0000000075200000-memory.dmp

Filesize
7.7MB

Download
memory/5104-16-0x0000000074A50000-0x0000000075200000-memory.dmp

Filesize
7.7MB

Download
memory/5104-17-0x0000000074A50000-0x0000000075200000-memory.dmp

Filesize
7.7MB

Download
memory/5104-18-0x0000000074A50000-0x0000000075200000-memory.dmp

Filesize
7.7MB

Download

Analysis

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