snakekeylogger | fe2bc4496f2a7b4b7273283adf244feaefea1c7c49c8a591aedc636da4a648e9

General

Target

DHL EXP. ÖDEMENIZE AIT DETAY TALEBI HK.PDF.exe
Size

481KB
MD5

1c302c125a96760c0aafda4a07fde507
SHA1

66a0579202cac79cb0d4332fc09a4e442604ac9d
SHA256

3e894a9bbe48bdb106dda36c117de838daa2fbdab68d293c06a6040514e7fdd5
SHA512

983c05ecf5ecc49df4f76d14583eb01a5da579857f66b726c361a1753e4b1faa20511e50c6b6232d99ad84b1b7ed33283935954d0b39931b207e4ebff1e442a3
SSDEEP

12288:bG8m7IDQ8mNiglZG//zafk5hjqHrpQaTDg3fRLZhGNE:q/7IDQ8mZQ/raGwhT03fRLaNE

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7125297965:AAFl6eQAjxqGeAfWHpfHbGAtADDAZUyFidM/sendMessage?chat_id=6367688286

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2752-7-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2752-6-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2752-9-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2752-13-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2752-11-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	regsvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	regsvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	regsvcs.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
4	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3048 set thread context of 2752	3048	DHL EXP. ÖDEMENIZE AIT DETAY TALEBI HK.PDF.exe	31

System Location Discovery: System Language Discovery 1 TTPs 1 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	regsvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2752	regsvcs.exe
2752	regsvcs.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2752	regsvcs.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 3048 wrote to memory of 2752	3048	DHL EXP. ÖDEMENIZE AIT DETAY TALEBI HK.PDF.exe	31
PID 3048 wrote to memory of 2752	3048	DHL EXP. ÖDEMENIZE AIT DETAY TALEBI HK.PDF.exe	31
PID 3048 wrote to memory of 2752	3048	DHL EXP. ÖDEMENIZE AIT DETAY TALEBI HK.PDF.exe	31
PID 3048 wrote to memory of 2752	3048	DHL EXP. ÖDEMENIZE AIT DETAY TALEBI HK.PDF.exe	31
PID 3048 wrote to memory of 2752	3048	DHL EXP. ÖDEMENIZE AIT DETAY TALEBI HK.PDF.exe	31
PID 3048 wrote to memory of 2752	3048	DHL EXP. ÖDEMENIZE AIT DETAY TALEBI HK.PDF.exe	31
PID 3048 wrote to memory of 2752	3048	DHL EXP. ÖDEMENIZE AIT DETAY TALEBI HK.PDF.exe	31
PID 3048 wrote to memory of 2752	3048	DHL EXP. ÖDEMENIZE AIT DETAY TALEBI HK.PDF.exe	31
PID 3048 wrote to memory of 2752	3048	DHL EXP. ÖDEMENIZE AIT DETAY TALEBI HK.PDF.exe	31
PID 3048 wrote to memory of 2752	3048	DHL EXP. ÖDEMENIZE AIT DETAY TALEBI HK.PDF.exe	31
PID 3048 wrote to memory of 2752	3048	DHL EXP. ÖDEMENIZE AIT DETAY TALEBI HK.PDF.exe	31
PID 3048 wrote to memory of 2752	3048	DHL EXP. ÖDEMENIZE AIT DETAY TALEBI HK.PDF.exe	31
PID 3048 wrote to memory of 2676	3048	DHL EXP. ÖDEMENIZE AIT DETAY TALEBI HK.PDF.exe	32
PID 3048 wrote to memory of 2676	3048	DHL EXP. ÖDEMENIZE AIT DETAY TALEBI HK.PDF.exe	32
PID 3048 wrote to memory of 2676	3048	DHL EXP. ÖDEMENIZE AIT DETAY TALEBI HK.PDF.exe	32

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	regsvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	regsvcs.exe

C:\Users\Admin\AppData\Local\Temp\DHL EXP. ÖDEMENIZE AIT DETAY TALEBI HK.PDF.exe
"C:\Users\Admin\AppData\Local\Temp\DHL EXP. ÖDEMENIZE AIT DETAY TALEBI HK.PDF.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3048
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2752
- C:\Windows\system32\WerFault.exe
  C:\Windows\system32\WerFault.exe -u -p 3048 -s 616
  2⤵
  PID:2676

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

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2752-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2752-5-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2752-18-0x00000000744E0000-0x0000000074BCE000-memory.dmp

Filesize
6.9MB

Download
memory/2752-17-0x00000000744EE000-0x00000000744EF000-memory.dmp

Filesize
4KB

Download
memory/2752-13-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2752-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2752-6-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2752-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2752-15-0x00000000744E0000-0x0000000074BCE000-memory.dmp

Filesize
6.9MB

Download
memory/2752-14-0x00000000744EE000-0x00000000744EF000-memory.dmp

Filesize
4KB

Download
memory/2752-4-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2752-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3048-1-0x00000000001D0000-0x000000000024E000-memory.dmp

Filesize
504KB

Download
memory/3048-2-0x000000001AE30000-0x000000001AEAA000-memory.dmp

Filesize
488KB

Download
memory/3048-16-0x000007FEF5430000-0x000007FEF5E1C000-memory.dmp

Filesize
9.9MB

Download
memory/3048-3-0x000007FEF5430000-0x000007FEF5E1C000-memory.dmp

Filesize
9.9MB

Download
memory/3048-0-0x000007FEF5433000-0x000007FEF5434000-memory.dmp

Filesize
4KB

Download

Analysis

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