snakekeylogger | b0d13254f457837743f01ea116e6c8086f418221fe5619d9baf5db806fbe54b3

General

Target

BELL210 AND ALLOUETTE III.js
Size

8.8MB
MD5

dfb37335684d81ea565f5281c9a799e4
SHA1

ba58fc83b2a10b111c6db6ae31ee03cfd201b8fc
SHA256

e5a333dae12ac8664bcc0bd12b991ec8095256e4aaf15f6afeb5b014e70146ed
SHA512

e055886a61b86402a3ed136fa33bda70106b6904e4c2b4a6b1f685923c281f2f1a66ee1dea0f589f7b0de52498d40b56825a892c09effbbabd527bd72825433b
SSDEEP

3072:AiePnmJZBc9hVWQlxlclBwd0PGGGUSJREQX4ULG9LbuewHVP3eJuR0RfuzkQYhsY:V

Score

10^/10

snakekeylogger vjw0rm collection keylogger spyware stealer trojan worm

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot5958393772:AAGyX-afxRqNUOVdPT528XtfkgekWKm1kNE/sendMessage?chat_id=1407227065

Signatures

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

Snake Keylogger payload 3 IoCs

resource	yara_rule
behavioral2/files/0x0007000000022e2e-136.dat	family_snakekeylogger
behavioral2/files/0x0007000000022e2e-137.dat	family_snakekeylogger
behavioral2/memory/4832-138-0x00000000001E0000-0x0000000000206000-memory.dmp	family_snakekeylogger

Vjw0rm
Vjw0rm is a remote access trojan written in JavaScript.
trojan worm vjw0rm

Blocklisted process makes network request 5 IoCs

flow	pid	Process
17	5032	wscript.exe
39	5032	wscript.exe
52	5032	wscript.exe
56	5032	wscript.exe
60	5032	wscript.exe

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	wscript.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\QBFewEVTLk.js	wscript.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\QBFewEVTLk.js	wscript.exe

Executes dropped EXE 1 IoCs

pid	Process
4832	DUTYGRACE1.exe

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-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DUTYGRACE1.exe
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DUTYGRACE1.exe
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DUTYGRACE1.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
27	checkip.dyndns.org

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4832	DUTYGRACE1.exe
4832	DUTYGRACE1.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4832	DUTYGRACE1.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1532 wrote to memory of 5032	1532	wscript.exe	81
PID 1532 wrote to memory of 5032	1532	wscript.exe	81
PID 1532 wrote to memory of 4832	1532	wscript.exe	82
PID 1532 wrote to memory of 4832	1532	wscript.exe	82
PID 1532 wrote to memory of 4832	1532	wscript.exe	82

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DUTYGRACE1.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DUTYGRACE1.exe

C:\Windows\system32\wscript.exe
wscript.exe "C:\Users\Admin\AppData\Local\Temp\BELL210 AND ALLOUETTE III.js"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1532
- C:\Windows\System32\wscript.exe
  "C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\QBFewEVTLk.js"
  2⤵
  - Blocklisted process makes network request
  - Drops startup file
  PID:5032
- C:\Users\Admin\AppData\Roaming\DUTYGRACE1.exe
  "C:\Users\Admin\AppData\Roaming\DUTYGRACE1.exe"
  2⤵
  - Executes dropped EXE
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4832

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\DUTYGRACE1.exe

Filesize
127KB

MD5
0f6feb76652ce94eb9f69ca25996ff0c

SHA1
30aef62f9aeff234e5a751bb7bcdd91f90edbefb

SHA256
2b73794839ef377a2a8bc67263a2b706cec30ac5d90cdf372ee2eaeeb0eb4bc7

SHA512
910c17a265a8ce17c6f4798fd70be17cc2089e9b84435e408ed6886cee3b699013b27d42d3a91eddb0c9acb648f1b0f3f4c1521bdaa1cf63f7454349d100da62

Download Submit
C:\Users\Admin\AppData\Roaming\DUTYGRACE1.exe

Filesize
127KB

MD5
0f6feb76652ce94eb9f69ca25996ff0c

SHA1
30aef62f9aeff234e5a751bb7bcdd91f90edbefb

SHA256
2b73794839ef377a2a8bc67263a2b706cec30ac5d90cdf372ee2eaeeb0eb4bc7

SHA512
910c17a265a8ce17c6f4798fd70be17cc2089e9b84435e408ed6886cee3b699013b27d42d3a91eddb0c9acb648f1b0f3f4c1521bdaa1cf63f7454349d100da62

Download Submit
C:\Users\Admin\AppData\Roaming\QBFewEVTLk.js

Filesize
1.1MB

MD5
893f41a7e7737649381e8f4992a1dff6

SHA1
2b3c8f5cd84b1f4ef28568fe9b45ed5f86144ab4

SHA256
71ace751f1e01a97aa5fef9ac924d0f2c6aeb7b1788d25ea47e069b13c0b85a3

SHA512
1145852ccc47ba5f608fbb771b01623cb2dd74d64a34e0cd8e29647fa3c34f8bbaa456c29d0fe906aa85899fd8d2eae46fb32e65e9e11586c1e11bfd9944834f

Download Submit
memory/4832-138-0x00000000001E0000-0x0000000000206000-memory.dmp

Filesize
152KB

Download
memory/4832-139-0x0000000005240000-0x00000000057E4000-memory.dmp

Filesize
5.6MB

Download
memory/4832-140-0x0000000004BA0000-0x0000000004C3C000-memory.dmp

Filesize
624KB

Download
memory/4832-141-0x0000000006030000-0x00000000061F2000-memory.dmp

Filesize
1.8MB

Download
memory/4832-142-0x0000000006200000-0x0000000006292000-memory.dmp

Filesize
584KB

Download
memory/4832-143-0x0000000005FB0000-0x0000000005FBA000-memory.dmp

Filesize
40KB

Download

Analysis

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