snakekeylogger | 14b6181455c3e32793109b986099e80ccefa68fbc48b0fd5d07beb5cd4cc4520

General

Target

t_d_14b6181455c3e32793109b986099e80ccefa68fbc48b0fd5d07beb5cd4cc4520_exe.exe
Size

138KB
MD5

58a6acecabac60d31bacdd30909101e0
SHA1

f6c9c618ee74853355446711b64dd72f853d5297
SHA256

14b6181455c3e32793109b986099e80ccefa68fbc48b0fd5d07beb5cd4cc4520
SHA512

691485d7a1aec7bf406052b4b7d60045f409b9b7e971fd9427d2db1d6a90cc5f4173fe6c5e1f00b411b0cb2e17f72dcaef75ce07f97a4d19afb561bdcc8966fe
SSDEEP

3072:YWpyRowPM+sfHoPIaPQuF5Bcd+NlBvCL:JUowPMPfHAbPQuHBcAC

Score

10^/10

snakekeylogger collection keylogger persistence stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot6291795537:AAEMBnTzrVQuxAduZ-X6E2opYJoPQJoG5tY/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/4616-10-0x0000000140000000-0x0000000140022000-memory.dmp	family_snakekeylogger
behavioral2/memory/4616-14-0x0000021536DA0000-0x0000021536DB0000-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-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\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:

t_d_14b6181455c3e32793109b986099e80ccefa68fbc48b0fd5d07beb5cd4cc4520_exe.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sssssss = "C:\\Users\\Admin\\AppData\\Roaming\\sssssss.exe"	t_d_14b6181455c3e32793109b986099e80ccefa68fbc48b0fd5d07beb5cd4cc4520_exe.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

43 checkip.dyndns.org

flow	ioc
43	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

t_d_14b6181455c3e32793109b986099e80ccefa68fbc48b0fd5d07beb5cd4cc4520_exe.exe

description	pid	process	target process
PID 2904 set thread context of 4616	2904	t_d_14b6181455c3e32793109b986099e80ccefa68fbc48b0fd5d07beb5cd4cc4520_exe.exe	MSBuild.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

MSBuild.exe

pid process

4616 MSBuild.exe
4616 MSBuild.exe

pid	process
4616	MSBuild.exe
4616	MSBuild.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

t_d_14b6181455c3e32793109b986099e80ccefa68fbc48b0fd5d07beb5cd4cc4520_exe.exeMSBuild.exe

description	pid	process
Token: SeDebugPrivilege	2904	t_d_14b6181455c3e32793109b986099e80ccefa68fbc48b0fd5d07beb5cd4cc4520_exe.exe
Token: SeDebugPrivilege	4616	MSBuild.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

t_d_14b6181455c3e32793109b986099e80ccefa68fbc48b0fd5d07beb5cd4cc4520_exe.exe

description	pid	process	target process
PID 2904 wrote to memory of 4616	2904	t_d_14b6181455c3e32793109b986099e80ccefa68fbc48b0fd5d07beb5cd4cc4520_exe.exe	MSBuild.exe
PID 2904 wrote to memory of 4616	2904	t_d_14b6181455c3e32793109b986099e80ccefa68fbc48b0fd5d07beb5cd4cc4520_exe.exe	MSBuild.exe
PID 2904 wrote to memory of 4616	2904	t_d_14b6181455c3e32793109b986099e80ccefa68fbc48b0fd5d07beb5cd4cc4520_exe.exe	MSBuild.exe
PID 2904 wrote to memory of 4616	2904	t_d_14b6181455c3e32793109b986099e80ccefa68fbc48b0fd5d07beb5cd4cc4520_exe.exe	MSBuild.exe
PID 2904 wrote to memory of 4616	2904	t_d_14b6181455c3e32793109b986099e80ccefa68fbc48b0fd5d07beb5cd4cc4520_exe.exe	MSBuild.exe
PID 2904 wrote to memory of 4616	2904	t_d_14b6181455c3e32793109b986099e80ccefa68fbc48b0fd5d07beb5cd4cc4520_exe.exe	MSBuild.exe

outlook_office_path 1 IoCs

Processes:

MSBuild.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\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-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\t_d_14b6181455c3e32793109b986099e80ccefa68fbc48b0fd5d07beb5cd4cc4520_exe.exe
"C:\Users\Admin\AppData\Local\Temp\t_d_14b6181455c3e32793109b986099e80ccefa68fbc48b0fd5d07beb5cd4cc4520_exe.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2904

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:4616

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/2904-8-0x0000018171A50000-0x0000018171A60000-memory.dmp

Filesize
64KB

Download
memory/2904-4-0x0000018171AD0000-0x0000018171B08000-memory.dmp

Filesize
224KB

Download
memory/2904-0-0x0000018157380000-0x00000181573A8000-memory.dmp

Filesize
160KB

Download
memory/2904-3-0x00000181719E0000-0x0000018171A30000-memory.dmp

Filesize
320KB

Download
memory/2904-12-0x00007FFB3BCB0000-0x00007FFB3C771000-memory.dmp

Filesize
10.8MB

Download
memory/2904-5-0x0000018171C50000-0x0000018171C86000-memory.dmp

Filesize
216KB

Download
memory/2904-6-0x0000018171C90000-0x0000018171CDC000-memory.dmp

Filesize
304KB

Download
memory/2904-7-0x00007FFB3BCB0000-0x00007FFB3C771000-memory.dmp

Filesize
10.8MB

Download
memory/2904-2-0x0000018171A50000-0x0000018171A60000-memory.dmp

Filesize
64KB

Download
memory/2904-1-0x00007FFB3BCB0000-0x00007FFB3C771000-memory.dmp

Filesize
10.8MB

Download
memory/4616-13-0x00007FFB3BCB0000-0x00007FFB3C771000-memory.dmp

Filesize
10.8MB

Download
memory/4616-10-0x0000000140000000-0x0000000140022000-memory.dmp

Filesize
136KB

Download
memory/4616-14-0x0000021536DA0000-0x0000021536DB0000-memory.dmp

Filesize
64KB

Download
memory/4616-15-0x00007FFB3BCB0000-0x00007FFB3C771000-memory.dmp

Filesize
10.8MB

Download
memory/4616-16-0x0000021536DA0000-0x0000021536DB0000-memory.dmp

Filesize
64KB

Download
memory/4616-17-0x0000021536D50000-0x0000021536DA0000-memory.dmp

Filesize
320KB

Download
memory/4616-18-0x0000021536F80000-0x0000021537142000-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