snakekeylogger | 6c933d73454be8f55f59a321448496e742fb71513a6fab732426938f0f023206

General

Target

MPS20220928742916.exe
Size

208KB
MD5

906f03b109ba170f2341cada8115cace
SHA1

b6617a4b65eaed21d1284a468fe2ea71ced24092
SHA256

6c933d73454be8f55f59a321448496e742fb71513a6fab732426938f0f023206
SHA512

68373aa271522db5650313e383e20f04fd087509059c2aa3430984979687688438c1f9b42402c778639f21daf632cd785ffb56f15a8cdcf58abdb4eec1c2deb9
SSDEEP

3072:2vaIKVCDtw15bY5kThyItji8s+HXStsxal4MAXXnm4ZQvq2TIE8ET:2TvDtwg5kLtji8sOaljAnnm4WHgE

Score

10^/10

snakekeylogger collection keylogger persistence spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot6353838065:AAFw-dmIrW4AukRvprM9LipsTyBb8iZ9FxM/sendMessage?chat_id=1467583453

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/5096-9-0x0000000140000000-0x0000000140022000-memory.dmp	family_snakekeylogger
behavioral2/memory/5096-16-0x00000293A3DC0000-0x00000293A3DD0000-memory.dmp	family_snakekeylogger

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
T1552.001
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
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

MPS20220928742916.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MPS20220928742916.exe
Key opened	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MPS20220928742916.exe
Key opened	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MPS20220928742916.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

MPS20220928742916.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Rntpje = "C:\\Users\\Admin\\AppData\\Roaming\\Rntpje.exe"	MPS20220928742916.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

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

Processes:

MPS20220928742916.exe

description pid process target process

PID 4224 set thread context of 5096 4224 MPS20220928742916.exe MPS20220928742916.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

MPS20220928742916.exe

pid process

5096 MPS20220928742916.exe
5096 MPS20220928742916.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

MPS20220928742916.exeMPS20220928742916.exe

description pid process

Token: SeDebugPrivilege 4224 MPS20220928742916.exe
Token: SeDebugPrivilege 5096 MPS20220928742916.exe

flow	ioc
51	checkip.dyndns.org

description	pid	process	target process
PID 4224 set thread context of 5096	4224	MPS20220928742916.exe	MPS20220928742916.exe

pid	process
5096	MPS20220928742916.exe
5096	MPS20220928742916.exe

description	pid	process
Token: SeDebugPrivilege	4224	MPS20220928742916.exe
Token: SeDebugPrivilege	5096	MPS20220928742916.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

MPS20220928742916.exe

description	pid	process	target process
PID 4224 wrote to memory of 5096	4224	MPS20220928742916.exe	MPS20220928742916.exe
PID 4224 wrote to memory of 5096	4224	MPS20220928742916.exe	MPS20220928742916.exe
PID 4224 wrote to memory of 5096	4224	MPS20220928742916.exe	MPS20220928742916.exe
PID 4224 wrote to memory of 5096	4224	MPS20220928742916.exe	MPS20220928742916.exe
PID 4224 wrote to memory of 5096	4224	MPS20220928742916.exe	MPS20220928742916.exe
PID 4224 wrote to memory of 5096	4224	MPS20220928742916.exe	MPS20220928742916.exe

outlook_office_path 1 IoCs

Processes:

MPS20220928742916.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MPS20220928742916.exe

outlook_win_path 1 IoCs

Processes:

MPS20220928742916.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MPS20220928742916.exe

C:\Users\Admin\AppData\Local\Temp\MPS20220928742916.exe
"C:\Users\Admin\AppData\Local\Temp\MPS20220928742916.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4224

C:\Users\Admin\AppData\Local\Temp\MPS20220928742916.exe
C:\Users\Admin\AppData\Local\Temp\MPS20220928742916.exe
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:5096

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

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\MPS20220928742916.exe.log

Filesize
1KB

MD5
159a40ccfd419bd60a20a1c278edaafd

SHA1
09bc35e46135b6b44c609fe6514ab7e2c8696a99

SHA256
24487f4b6318683dcd81970e9f57fb45167575f687f7831a563176e20da657b6

SHA512
b5c5b8c23479afff6b72c37c2cc1204c079ae003bae586d082d2b05acfdab8753fea78c5e53f692e4a45aba6746703d9ca99a2d0fa7bd88a7f35a910d1ad1ff3

Download Submit
memory/4224-12-0x00007FFE93A00000-0x00007FFE944C1000-memory.dmp

Filesize
10.8MB

Download
memory/4224-1-0x00007FFE93A00000-0x00007FFE944C1000-memory.dmp

Filesize
10.8MB

Download
memory/4224-2-0x000001813B840000-0x000001813B850000-memory.dmp

Filesize
64KB

Download
memory/4224-3-0x000001813B7C0000-0x000001813B808000-memory.dmp

Filesize
288KB

Download
memory/4224-4-0x000001813BBD0000-0x000001813BC06000-memory.dmp

Filesize
216KB

Download
memory/4224-5-0x000001813BC80000-0x000001813BCCC000-memory.dmp

Filesize
304KB

Download
memory/4224-6-0x00007FFE93A00000-0x00007FFE944C1000-memory.dmp

Filesize
10.8MB

Download
memory/4224-7-0x000001813B840000-0x000001813B850000-memory.dmp

Filesize
64KB

Download
memory/4224-0-0x00000181213A0000-0x00000181213D8000-memory.dmp

Filesize
224KB

Download
memory/5096-9-0x0000000140000000-0x0000000140022000-memory.dmp

Filesize
136KB

Download
memory/5096-13-0x00007FFE93A00000-0x00007FFE944C1000-memory.dmp

Filesize
10.8MB

Download
memory/5096-14-0x00000293A3DC0000-0x00000293A3DD0000-memory.dmp

Filesize
64KB

Download
memory/5096-15-0x00007FFE93A00000-0x00007FFE944C1000-memory.dmp

Filesize
10.8MB

Download
memory/5096-16-0x00000293A3DC0000-0x00000293A3DD0000-memory.dmp

Filesize
64KB

Download
memory/5096-17-0x000002938B550000-0x000002938B5A0000-memory.dmp

Filesize
320KB

Download
memory/5096-18-0x00000293A40A0000-0x00000293A4262000-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