snakekeylogger | 6ef0104f7761092161e01e0f5d5b060287f69b0841a6445b7bcfab544a9674c8

General

Target

P984758.exe
Size

846KB
MD5

c5af54622602c908d5af6c3d8d7bdb09
SHA1

67fbbcaef7c841afc2af6cda2740b3f934cd9c15
SHA256

bbeac700ec88ce4b23f0bb5c996effc1586ef0e7802bc18695ecd3845a2a0022
SHA512

b1194332113c466ddfb55bf4f6f0dd6a04bc3ceeac9654a913d0ac38689a93fa08888b950af0a701cfb7490ca1c322fbebe77f281be27c2a2a05e78dfa3d8961
SSDEEP

24576:5vVPp9AR95STVO0NF64RWPOyvzQ6bnVOGeuo8:5vVPpKRSs0KBOybx

Score

10^/10

snakekeylogger discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
smtp.fyontej.com
Port:
25
Username:
[email protected]
Password:
g#DXj@Ws8
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/4604-18-0x0000000000400000-0x0000000000424000-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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	P984758.exe

Looks up external IP address via web service 3 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
31	checkip.dyndns.org
33	freegeoip.app
34	freegeoip.app

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2520 set thread context of 4604	2520	P984758.exe	93

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4400	4604	WerFault.exe	93

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	P984758.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	P984758.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
1588	schtasks.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
4604	P984758.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4604	P984758.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2520 wrote to memory of 1588	2520	P984758.exe	91
PID 2520 wrote to memory of 1588	2520	P984758.exe	91
PID 2520 wrote to memory of 1588	2520	P984758.exe	91
PID 2520 wrote to memory of 4604	2520	P984758.exe	93
PID 2520 wrote to memory of 4604	2520	P984758.exe	93
PID 2520 wrote to memory of 4604	2520	P984758.exe	93
PID 2520 wrote to memory of 4604	2520	P984758.exe	93
PID 2520 wrote to memory of 4604	2520	P984758.exe	93
PID 2520 wrote to memory of 4604	2520	P984758.exe	93
PID 2520 wrote to memory of 4604	2520	P984758.exe	93
PID 2520 wrote to memory of 4604	2520	P984758.exe	93

C:\Users\Admin\AppData\Local\Temp\P984758.exe
"C:\Users\Admin\AppData\Local\Temp\P984758.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2520
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\KOjqORarEZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9CF.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1588
- C:\Users\Admin\AppData\Local\Temp\P984758.exe
  "C:\Users\Admin\AppData\Local\Temp\P984758.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4604
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4604 -s 1780
    3⤵
    - Program crash
    PID:4400

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4604 -ip 4604
1⤵
PID:5100

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\P984758.exe.log

Filesize
1KB

MD5
17573558c4e714f606f997e5157afaac

SHA1
13e16e9415ceef429aaf124139671ebeca09ed23

SHA256
c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553

SHA512
f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp9CF.tmp

Filesize
1KB

MD5
fd48f1660ad76cdb54181cb6cfeefa02

SHA1
e08a724740a04e5599ae14a741dd06df5f8b93e0

SHA256
2f3545c6086468071591eac45d028baa3fd4d9070e41a3e43d2252b049139c63

SHA512
2ef5b360e3a9fa80b5d2b03b2a373b59920202c0ea8b24153691727b2ab4a5f01a20712fdfe82e593d88ccc07a787bd7197c413b3cfadf11cd0f66b5cf8db640

Download Submit
memory/2520-5-0x0000000004B80000-0x0000000004B8A000-memory.dmp

Filesize
40KB

Download
memory/2520-11-0x00000000066A0000-0x0000000006732000-memory.dmp

Filesize
584KB

Download
memory/2520-4-0x0000000004C20000-0x0000000004CB2000-memory.dmp

Filesize
584KB

Download
memory/2520-0-0x00000000743FE000-0x00000000743FF000-memory.dmp

Filesize
4KB

Download
memory/2520-6-0x0000000004E30000-0x0000000004E86000-memory.dmp

Filesize
344KB

Download
memory/2520-7-0x00000000743F0000-0x0000000074BA0000-memory.dmp

Filesize
7.7MB

Download
memory/2520-8-0x0000000005FB0000-0x0000000005FC6000-memory.dmp

Filesize
88KB

Download
memory/2520-9-0x00000000743FE000-0x00000000743FF000-memory.dmp

Filesize
4KB

Download
memory/2520-10-0x00000000743F0000-0x0000000074BA0000-memory.dmp

Filesize
7.7MB

Download
memory/2520-3-0x0000000005130000-0x00000000056D4000-memory.dmp

Filesize
5.6MB

Download
memory/2520-12-0x0000000006740000-0x0000000006766000-memory.dmp

Filesize
152KB

Download
memory/2520-2-0x0000000004AE0000-0x0000000004B7C000-memory.dmp

Filesize
624KB

Download
memory/2520-21-0x00000000743F0000-0x0000000074BA0000-memory.dmp

Filesize
7.7MB

Download
memory/2520-1-0x0000000000010000-0x00000000000EA000-memory.dmp

Filesize
872KB

Download
memory/4604-22-0x00000000743F0000-0x0000000074BA0000-memory.dmp

Filesize
7.7MB

Download
memory/4604-18-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4604-23-0x00000000743F0000-0x0000000074BA0000-memory.dmp

Filesize
7.7MB

Download
memory/4604-24-0x00000000743F0000-0x0000000074BA0000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads