snakekeylogger | 2074e69e2dca9b62f9162d3a49f4d86d728f1dafb6ffe2f648a5bf4da78d47b0

General

Target
DETIL TRANSAKSI.exe
Size 807KB
Sample220615-wwfvvaaegn
SHA256 2074e69e2dca9b62f9162d3a49f4d86d728f1dafb6ffe2f648a5bf4da78d47b0
MD5 323070bc9a654db328a26d44f2e8244f
SHA1 1f93d009329105612220d590f775b98b92c05b1e
SHA512 de4b14a9a32a6cb56013f84f3d853fb90e1d612d1eb8ed2f46ced7fc23d0df5988854e5352ebbdee5c7891b9d08f7a6dc48bc2f9b095a725bdec7d048fe101c9
MD5 SHA1 SHA512

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot5587666659:AAG8NrrXJQs__dhk8nLJBFOspz2my8OVpX0/sendMessage?chat_id=5569775004

Signatures

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

Snake Keylogger Payload 1 IoCs

resource	yara_rule
behavioral2/memory/1924-136-0x0000000000400000-0x0000000000426000-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-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DETIL TRANSAKSI.exe
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DETIL TRANSAKSI.exe
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DETIL TRANSAKSI.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
33	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1940 set thread context of 1924	1940	DETIL TRANSAKSI.exe	91

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1924	DETIL TRANSAKSI.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1924	DETIL TRANSAKSI.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1940 wrote to memory of 1924	1940	DETIL TRANSAKSI.exe	91
PID 1940 wrote to memory of 1924	1940	DETIL TRANSAKSI.exe	91
PID 1940 wrote to memory of 1924	1940	DETIL TRANSAKSI.exe	91
PID 1940 wrote to memory of 1924	1940	DETIL TRANSAKSI.exe	91
PID 1940 wrote to memory of 1924	1940	DETIL TRANSAKSI.exe	91
PID 1940 wrote to memory of 1924	1940	DETIL TRANSAKSI.exe	91
PID 1940 wrote to memory of 1924	1940	DETIL TRANSAKSI.exe	91
PID 1940 wrote to memory of 1924	1940	DETIL TRANSAKSI.exe	91

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DETIL TRANSAKSI.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DETIL TRANSAKSI.exe

C:\Users\Admin\AppData\Local\Temp\DETIL TRANSAKSI.exe
"C:\Users\Admin\AppData\Local\Temp\DETIL TRANSAKSI.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1940
- C:\Users\Admin\AppData\Local\Temp\DETIL TRANSAKSI.exe
  "C:\Users\Admin\AppData\Local\Temp\DETIL TRANSAKSI.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1924

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

DETIL TRANSAKSI.exe.log

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

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memory/1924-136-0x0000000000400000-0x0000000000426000-memory.dmp

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memory/1924-138-0x0000000006B40000-0x0000000006D02000-memory.dmp

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memory/1940-130-0x00000000009E0000-0x0000000000AB0000-memory.dmp

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memory/1940-131-0x0000000005A30000-0x0000000005FD4000-memory.dmp

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memory/1940-132-0x0000000005480000-0x0000000005512000-memory.dmp

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memory/1940-133-0x0000000005610000-0x000000000561A000-memory.dmp

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memory/1940-134-0x0000000009080000-0x000000000911C000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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