snakekeylogger | e3a15c6736497a59a062eb612e69a68938b55266cdaa9dd03b20f3d3f4b784ce

General

Target

e3a15c6736497a59a062eb612e69a68938b55266cdaa9dd03b20f3d3f4b784ce_JC.exe
Size

390KB
MD5

ca67abf1fa1beb803fc9ec496c68fe2e
SHA1

8f12daafc220b31bc9fa734fc8d9bf2075e1a765
SHA256

e3a15c6736497a59a062eb612e69a68938b55266cdaa9dd03b20f3d3f4b784ce
SHA512

f32812b6640b72d1556e64d92cf2ff5e22df0a2d36980ac3c7886bb11d8a3649c6bca0abb260620c4b35f4c80a8aa78f4119a6cf445b04c89a523796fa4e6ef9
SSDEEP

6144:1SItb2zQLw8XgTQedTHbLYKWYse50nE3QwYS5uIFXMgZTbc3OBZFNA9668NbZ+fa:1VLJDiwKzmwYS5sgZTbc3OBZFfbZ+fa

Score

10^/10

snakekeylogger collection keylogger persistence stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot6563963046:AAGlyBHZ_ALQCHnOUZcYa0FHqP2za43gVaM/sendMessage?chat_id=5262627523

Signatures

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

Snake Keylogger payload 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4108-9-0x0000000140000000-0x0000000140022000-memory.dmp	family_snakekeylogger
behavioral2/memory/4108-15-0x000002CC35F80000-0x000002CC35F90000-memory.dmp	family_snakekeylogger

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

MSBuild.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

e3a15c6736497a59a062eb612e69a68938b55266cdaa9dd03b20f3d3f4b784ce_JC.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dddddd = "C:\\Users\\Admin\\AppData\\Roaming\\dddddd.exe"	e3a15c6736497a59a062eb612e69a68938b55266cdaa9dd03b20f3d3f4b784ce_JC.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

58 checkip.dyndns.org

flow	ioc
58	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

e3a15c6736497a59a062eb612e69a68938b55266cdaa9dd03b20f3d3f4b784ce_JC.exe

description	pid	process	target process
PID 2644 set thread context of 4108	2644	e3a15c6736497a59a062eb612e69a68938b55266cdaa9dd03b20f3d3f4b784ce_JC.exe	MSBuild.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

MSBuild.exe

pid process

4108 MSBuild.exe
4108 MSBuild.exe

pid	process
4108	MSBuild.exe
4108	MSBuild.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

e3a15c6736497a59a062eb612e69a68938b55266cdaa9dd03b20f3d3f4b784ce_JC.exeMSBuild.exe

description	pid	process
Token: SeDebugPrivilege	2644	e3a15c6736497a59a062eb612e69a68938b55266cdaa9dd03b20f3d3f4b784ce_JC.exe
Token: SeDebugPrivilege	4108	MSBuild.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

e3a15c6736497a59a062eb612e69a68938b55266cdaa9dd03b20f3d3f4b784ce_JC.exe

description	pid	process	target process
PID 2644 wrote to memory of 4108	2644	e3a15c6736497a59a062eb612e69a68938b55266cdaa9dd03b20f3d3f4b784ce_JC.exe	MSBuild.exe
PID 2644 wrote to memory of 4108	2644	e3a15c6736497a59a062eb612e69a68938b55266cdaa9dd03b20f3d3f4b784ce_JC.exe	MSBuild.exe
PID 2644 wrote to memory of 4108	2644	e3a15c6736497a59a062eb612e69a68938b55266cdaa9dd03b20f3d3f4b784ce_JC.exe	MSBuild.exe
PID 2644 wrote to memory of 4108	2644	e3a15c6736497a59a062eb612e69a68938b55266cdaa9dd03b20f3d3f4b784ce_JC.exe	MSBuild.exe
PID 2644 wrote to memory of 4108	2644	e3a15c6736497a59a062eb612e69a68938b55266cdaa9dd03b20f3d3f4b784ce_JC.exe	MSBuild.exe
PID 2644 wrote to memory of 4108	2644	e3a15c6736497a59a062eb612e69a68938b55266cdaa9dd03b20f3d3f4b784ce_JC.exe	MSBuild.exe

outlook_office_path 1 IoCs

Processes:

MSBuild.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

outlook_win_path 1 IoCs

Processes:

MSBuild.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\e3a15c6736497a59a062eb612e69a68938b55266cdaa9dd03b20f3d3f4b784ce_JC.exe
"C:\Users\Admin\AppData\Local\Temp\e3a15c6736497a59a062eb612e69a68938b55266cdaa9dd03b20f3d3f4b784ce_JC.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2644

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4108

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/2644-11-0x00007FFE4C330000-0x00007FFE4CDF1000-memory.dmp

Filesize
10.8MB

Download
memory/2644-1-0x00007FFE4C330000-0x00007FFE4CDF1000-memory.dmp

Filesize
10.8MB

Download
memory/2644-2-0x000002338CD10000-0x000002338CD20000-memory.dmp

Filesize
64KB

Download
memory/2644-3-0x000002338CCC0000-0x000002338CD08000-memory.dmp

Filesize
288KB

Download
memory/2644-4-0x00000233A7020000-0x00000233A7056000-memory.dmp

Filesize
216KB

Download
memory/2644-5-0x00000233A70D0000-0x00000233A711C000-memory.dmp

Filesize
304KB

Download
memory/2644-6-0x00007FFE4C330000-0x00007FFE4CDF1000-memory.dmp

Filesize
10.8MB

Download
memory/2644-7-0x000002338CD10000-0x000002338CD20000-memory.dmp

Filesize
64KB

Download
memory/2644-0-0x000002338C7F0000-0x000002338C856000-memory.dmp

Filesize
408KB

Download
memory/4108-9-0x0000000140000000-0x0000000140022000-memory.dmp

Filesize
136KB

Download
memory/4108-12-0x00007FFE4C330000-0x00007FFE4CDF1000-memory.dmp

Filesize
10.8MB

Download
memory/4108-13-0x000002CC35F80000-0x000002CC35F90000-memory.dmp

Filesize
64KB

Download
memory/4108-14-0x00007FFE4C330000-0x00007FFE4CDF1000-memory.dmp

Filesize
10.8MB

Download
memory/4108-15-0x000002CC35F80000-0x000002CC35F90000-memory.dmp

Filesize
64KB

Download
memory/4108-16-0x000002CC36140000-0x000002CC36190000-memory.dmp

Filesize
320KB

Download
memory/4108-17-0x000002CC36360000-0x000002CC36522000-memory.dmp

Filesize
1.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads