snakekeylogger | f7a13d11b8aee33d82ffd5a688a551b284c09bfa383b8c0159ffcb5be590dbe1

General

Target

MAWB Number 160-49144406.exe
Size

811KB
MD5

0b603fafcabac420d1d53d76ddd05a6a
SHA1

ac4fad5a174a059422af53f13b0dc73f85952d3e
SHA256

f7a13d11b8aee33d82ffd5a688a551b284c09bfa383b8c0159ffcb5be590dbe1
SHA512

73b5b6ad33c891895ea0323cd4dbbeef183f382d12f20b91a195005e7f0eab6fe5def103fa2639bdd3c6aaf9627849df1930a25478d3c97c147f00b1b54689f0
SSDEEP

12288:5BvM3zrbETClNHskFgFwIyXCDKg+yUXPeIBsS7yJtFwNbHZVg2wv7g0V0z3/tpdu:5BU376CPskFgqIyXZXPLS9wVQRTgVtT

Score

10^/10

snakekeylogger collection keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot1644755040:AAGRTnph6BdO8-t1bJaOyVu9aeuJErmisqs/sendMessage?chat_id=1637651323

Signatures

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

Snake Keylogger payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/996-140-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

MAWB Number 160-49144406.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	MAWB Number 160-49144406.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\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.

Processes:

flow ioc

35 checkip.dyndns.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

MAWB Number 160-49144406.exe

description pid process target process

PID 5032 set thread context of 996 5032 MAWB Number 160-49144406.exe RegSvcs.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

3036 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

MAWB Number 160-49144406.exeRegSvcs.exe

pid process

5032 MAWB Number 160-49144406.exe
996 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

MAWB Number 160-49144406.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 5032 MAWB Number 160-49144406.exe
Token: SeDebugPrivilege 996 RegSvcs.exe

flow	ioc
35	checkip.dyndns.org

description	pid	process	target process
PID 5032 set thread context of 996	5032	MAWB Number 160-49144406.exe	RegSvcs.exe

pid	process
3036	schtasks.exe

pid	process
5032	MAWB Number 160-49144406.exe
996	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	5032	MAWB Number 160-49144406.exe
Token: SeDebugPrivilege	996	RegSvcs.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

MAWB Number 160-49144406.exe

description	pid	process	target process
PID 5032 wrote to memory of 3036	5032	MAWB Number 160-49144406.exe	schtasks.exe
PID 5032 wrote to memory of 3036	5032	MAWB Number 160-49144406.exe	schtasks.exe
PID 5032 wrote to memory of 3036	5032	MAWB Number 160-49144406.exe	schtasks.exe
PID 5032 wrote to memory of 996	5032	MAWB Number 160-49144406.exe	RegSvcs.exe
PID 5032 wrote to memory of 996	5032	MAWB Number 160-49144406.exe	RegSvcs.exe
PID 5032 wrote to memory of 996	5032	MAWB Number 160-49144406.exe	RegSvcs.exe
PID 5032 wrote to memory of 996	5032	MAWB Number 160-49144406.exe	RegSvcs.exe
PID 5032 wrote to memory of 996	5032	MAWB Number 160-49144406.exe	RegSvcs.exe
PID 5032 wrote to memory of 996	5032	MAWB Number 160-49144406.exe	RegSvcs.exe
PID 5032 wrote to memory of 996	5032	MAWB Number 160-49144406.exe	RegSvcs.exe
PID 5032 wrote to memory of 996	5032	MAWB Number 160-49144406.exe	RegSvcs.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\MAWB Number 160-49144406.exe
"C:\Users\Admin\AppData\Local\Temp\MAWB Number 160-49144406.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5032

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\WJixGAh" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBDA3.tmp"
2⤵
- Creates scheduled task(s)
PID:3036

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:996

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpBDA3.tmp
Filesize
1KB

MD5
8d652daf48cf3f82cb97d9b1ab8abec6

SHA1
736fcea5e317782461d81c4101cd4eab38a11e9d

SHA256
62f081abe535f607bbae07bd9c8fd67b5bbda47e9aaa856302af5e9437b4ea9a

SHA512
f17588e3663959d7d99cd8b3fc0f11f151f7f4ed4e94a8cf6870a22400036d8ea2a903c3084f8f884b5b670ec308d15d5374777bc2651fbed6b0b8a210995418

Download Submit
memory/996-139-0x0000000000000000-mapping.dmp

Download
memory/996-140-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/996-141-0x0000000006280000-0x0000000006442000-memory.dmp

Filesize
1.8MB

Download
memory/3036-137-0x0000000000000000-mapping.dmp

Download
memory/5032-132-0x0000000000280000-0x0000000000350000-memory.dmp

Filesize
832KB

Download
memory/5032-133-0x0000000005390000-0x0000000005934000-memory.dmp

Filesize
5.6MB

Download
memory/5032-134-0x0000000004D20000-0x0000000004DB2000-memory.dmp

Filesize
584KB

Download
memory/5032-135-0x0000000004E80000-0x0000000004F1C000-memory.dmp

Filesize
624KB

Download
memory/5032-136-0x0000000004E00000-0x0000000004E0A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads