snakekeylogger | 6a0b1653f6529f6c47cefe7d870d81891570dade76cc4e9c9ac73f53f0cf7dab

General

Target

DTWPPP90000.exe
Size

674KB
MD5

2ad9b003804bf466bbc840e9cf1267df
SHA1

b8a3fd0311eb5f1161b896d9df7b39917afd54b7
SHA256

9a5289cd4d6c3ebe781e5093c7be2ad9cab9f3dd896fe65484199bf690219ff3
SHA512

8293c50eeac70a55b4d0fb3a6ac324f61cda5138cff2d641bb70e9448163dc7bc83c71d2289f5f296888494cda37ef293a3840856f91b957ece2b6d5c3144873
SSDEEP

12288:U4GQ6Fy1mHR/mC9awDws/lxyRpeUGWHXZnXyFOsLVnVB3PlXYiwI3cVEOMtjIh:H36Y1moC9aS/XopDNXZnXy0spVB3yiwp

Score

10^/10

snakekeylogger collection execution keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7339564661:AAFzTB6gEWMndjXYyD5LCn17UEBISRR8wDI/sendMessage?chat_id=6443825857

Signatures

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

Snake Keylogger payload 2 IoCs

resource	yara_rule
behavioral1/memory/2604-31-0x0000000140000000-0x0000000140024000-memory.dmp	family_snakekeylogger
behavioral1/memory/2604-28-0x0000000140000000-0x0000000140024000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2008	powershell.exe
2760	powershell.exe

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 3 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

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DTWPPP90000.exe
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DTWPPP90000.exe
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DTWPPP90000.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
9	reallyfreegeoip.org
4	checkip.dyndns.org
8	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1708 set thread context of 2604	1708	DTWPPP90000.exe	37

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

System Information Discovery
T1082

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
2616	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2008	powershell.exe
2760	powershell.exe
2604	DTWPPP90000.exe
2604	DTWPPP90000.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2008	powershell.exe
Token: SeDebugPrivilege	2760	powershell.exe
Token: SeDebugPrivilege	2604	DTWPPP90000.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1708 wrote to memory of 2008	1708	DTWPPP90000.exe	31
PID 1708 wrote to memory of 2008	1708	DTWPPP90000.exe	31
PID 1708 wrote to memory of 2008	1708	DTWPPP90000.exe	31
PID 1708 wrote to memory of 2760	1708	DTWPPP90000.exe	33
PID 1708 wrote to memory of 2760	1708	DTWPPP90000.exe	33
PID 1708 wrote to memory of 2760	1708	DTWPPP90000.exe	33
PID 1708 wrote to memory of 2616	1708	DTWPPP90000.exe	35
PID 1708 wrote to memory of 2616	1708	DTWPPP90000.exe	35
PID 1708 wrote to memory of 2616	1708	DTWPPP90000.exe	35
PID 1708 wrote to memory of 2604	1708	DTWPPP90000.exe	37
PID 1708 wrote to memory of 2604	1708	DTWPPP90000.exe	37
PID 1708 wrote to memory of 2604	1708	DTWPPP90000.exe	37
PID 1708 wrote to memory of 2604	1708	DTWPPP90000.exe	37
PID 1708 wrote to memory of 2604	1708	DTWPPP90000.exe	37
PID 1708 wrote to memory of 2604	1708	DTWPPP90000.exe	37
PID 1708 wrote to memory of 2604	1708	DTWPPP90000.exe	37

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DTWPPP90000.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DTWPPP90000.exe

C:\Users\Admin\AppData\Local\Temp\DTWPPP90000.exe
"C:\Users\Admin\AppData\Local\Temp\DTWPPP90000.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1708
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\DTWPPP90000.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2008
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\BcFyXuyfqSkIH.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2760
- C:\Windows\System32\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BcFyXuyfqSkIH" /XML "C:\Users\Admin\AppData\Local\Temp\tmp416.tmp"
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:2616
- C:\Users\Admin\AppData\Local\Temp\DTWPPP90000.exe
  C:\Users\Admin\AppData\Local\Temp\DTWPPP90000.exe
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2604

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

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

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmp416.tmp

Filesize
1KB

MD5
21600501f85fe9eb61bdfe165d76c5c7

SHA1
1d548d4980955efb8746ba21e1132b3533758b8c

SHA256
58e6d539ceab60ade62757dda57b33b54f78b7d036d640a316285e54d742bb6e

SHA512
f784093ea77bc071cb977f239388ff326d7660b873bff81c08a6aa8d503a5ce18277ab6c898242a394fe35c99d7a64b06fd09e266e214e0f9c777e936b5cfef2

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

Filesize
7KB

MD5
77751d331a2e68eec6060793f819310a

SHA1
cde03e0aab72803f4692b233603ee2155a7395dc

SHA256
18836ef672da6d8d6cc79d82d24664e0fdebb357c4323b61d7116b74661faa70

SHA512
44e23e8c7af8e8c9ba2c690279379a23b3212e62d58dd402c2831f3fecf4f4a80d0e82439f2ccd8cf8af7dc07241b8b2150ae86526271efabb9fe640f0fbadcf

Download Submit
memory/1708-1-0x000000013FDE0000-0x000000013FE8E000-memory.dmp

Filesize
696KB

Download
memory/1708-2-0x000007FEF5720000-0x000007FEF610C000-memory.dmp

Filesize
9.9MB

Download
memory/1708-3-0x00000000008E0000-0x0000000000906000-memory.dmp

Filesize
152KB

Download
memory/1708-4-0x000007FEF5723000-0x000007FEF5724000-memory.dmp

Filesize
4KB

Download
memory/1708-5-0x000007FEF5720000-0x000007FEF610C000-memory.dmp

Filesize
9.9MB

Download
memory/1708-6-0x00000000007A0000-0x00000000007B4000-memory.dmp

Filesize
80KB

Download
memory/1708-7-0x000000001ABB0000-0x000000001AC18000-memory.dmp

Filesize
416KB

Download
memory/1708-0-0x000007FEF5723000-0x000007FEF5724000-memory.dmp

Filesize
4KB

Download
memory/1708-33-0x000007FEF5720000-0x000007FEF610C000-memory.dmp

Filesize
9.9MB

Download
memory/2008-16-0x000000001B770000-0x000000001BA52000-memory.dmp

Filesize
2.9MB

Download
memory/2008-17-0x0000000001D90000-0x0000000001D98000-memory.dmp

Filesize
32KB

Download
memory/2604-24-0x0000000140000000-0x0000000140024000-memory.dmp

Filesize
144KB

Download
memory/2604-26-0x0000000140000000-0x0000000140024000-memory.dmp

Filesize
144KB

Download
memory/2604-31-0x0000000140000000-0x0000000140024000-memory.dmp

Filesize
144KB

Download
memory/2604-30-0x000007FFFFFD8000-0x000007FFFFFD9000-memory.dmp

Filesize
4KB

Download
memory/2604-28-0x0000000140000000-0x0000000140024000-memory.dmp

Filesize
144KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads