snakekeylogger | 25c432720e7e86454a3156b83a485e94fcea7ae77f791a0c0d5810e5ab72ebea

General

Target

DMStioshPWWQJWm.exe
Size

690KB
MD5

0ace70c2bc94f4ca950dcb66753293fe
SHA1

a0a04a509017336fe23b2506c31dbfcb2b5a86d4
SHA256

25c432720e7e86454a3156b83a485e94fcea7ae77f791a0c0d5810e5ab72ebea
SHA512

389f24f241ee4f285157a34dedcc6a40862c391d087b85f244f781e4eb4b7461eccf407011829eee7ee20c2c99d4eb3d663b09a06756de4424d419ca61af0d80
SSDEEP

12288:wDGPjDjEBh9nvTmzGTU3YB73NnYdaZKj4J7ueCDIDpRqSh96J/yyM+:wS/Gh9vTmGA3YB79YdI04BuJDIDp4W65

Score

10^/10

snakekeylogger stormkitty collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot6273702310:AAGUtuDoY11m3LCVw0RgYYXqZb-1CRvB5Ok/sendMessage?chat_id=6143595836

Signatures

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

Snake Keylogger payload 6 IoCs

resource	yara_rule
behavioral1/memory/1028-71-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1028-70-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1028-73-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1028-75-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1028-77-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/528-78-0x0000000001B80000-0x0000000001BC0000-memory.dmp	family_snakekeylogger

StormKitty
StormKitty is an open source info stealer written in C#.
stealer stormkitty

StormKitty payload 6 IoCs

resource	yara_rule
behavioral1/memory/1028-71-0x0000000000400000-0x0000000000426000-memory.dmp	family_stormkitty
behavioral1/memory/1028-70-0x0000000000400000-0x0000000000426000-memory.dmp	family_stormkitty
behavioral1/memory/1028-73-0x0000000000400000-0x0000000000426000-memory.dmp	family_stormkitty
behavioral1/memory/1028-75-0x0000000000400000-0x0000000000426000-memory.dmp	family_stormkitty
behavioral1/memory/1028-77-0x0000000000400000-0x0000000000426000-memory.dmp	family_stormkitty
behavioral1/memory/528-78-0x0000000001B80000-0x0000000001BC0000-memory.dmp	family_stormkitty

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
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DMStioshPWWQJWm.exe
Key opened	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DMStioshPWWQJWm.exe
Key opened	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DMStioshPWWQJWm.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.

flow	ioc
4	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1252 set thread context of 1028	1252	DMStioshPWWQJWm.exe	32

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

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

persistence

Scheduled Task

T1053

pid	Process
880	schtasks.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
1252	DMStioshPWWQJWm.exe
1252	DMStioshPWWQJWm.exe
1252	DMStioshPWWQJWm.exe
1252	DMStioshPWWQJWm.exe
1252	DMStioshPWWQJWm.exe
1252	DMStioshPWWQJWm.exe
1252	DMStioshPWWQJWm.exe
1252	DMStioshPWWQJWm.exe
1252	DMStioshPWWQJWm.exe
1028	DMStioshPWWQJWm.exe
528	powershell.exe
1028	DMStioshPWWQJWm.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1252	DMStioshPWWQJWm.exe
Token: SeDebugPrivilege	1028	DMStioshPWWQJWm.exe
Token: SeDebugPrivilege	528	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1028	DMStioshPWWQJWm.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1252 wrote to memory of 528	1252	DMStioshPWWQJWm.exe	28
PID 1252 wrote to memory of 528	1252	DMStioshPWWQJWm.exe	28
PID 1252 wrote to memory of 528	1252	DMStioshPWWQJWm.exe	28
PID 1252 wrote to memory of 528	1252	DMStioshPWWQJWm.exe	28
PID 1252 wrote to memory of 880	1252	DMStioshPWWQJWm.exe	30
PID 1252 wrote to memory of 880	1252	DMStioshPWWQJWm.exe	30
PID 1252 wrote to memory of 880	1252	DMStioshPWWQJWm.exe	30
PID 1252 wrote to memory of 880	1252	DMStioshPWWQJWm.exe	30
PID 1252 wrote to memory of 1028	1252	DMStioshPWWQJWm.exe	32
PID 1252 wrote to memory of 1028	1252	DMStioshPWWQJWm.exe	32
PID 1252 wrote to memory of 1028	1252	DMStioshPWWQJWm.exe	32
PID 1252 wrote to memory of 1028	1252	DMStioshPWWQJWm.exe	32
PID 1252 wrote to memory of 1028	1252	DMStioshPWWQJWm.exe	32
PID 1252 wrote to memory of 1028	1252	DMStioshPWWQJWm.exe	32
PID 1252 wrote to memory of 1028	1252	DMStioshPWWQJWm.exe	32
PID 1252 wrote to memory of 1028	1252	DMStioshPWWQJWm.exe	32
PID 1252 wrote to memory of 1028	1252	DMStioshPWWQJWm.exe	32

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DMStioshPWWQJWm.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DMStioshPWWQJWm.exe

C:\Users\Admin\AppData\Local\Temp\DMStioshPWWQJWm.exe
"C:\Users\Admin\AppData\Local\Temp\DMStioshPWWQJWm.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1252
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\FpJYwUSmRiD.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:528
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\FpJYwUSmRiD" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1D51.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:880
- C:\Users\Admin\AppData\Local\Temp\DMStioshPWWQJWm.exe
  "C:\Users\Admin\AppData\Local\Temp\DMStioshPWWQJWm.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:1028

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Credentials in Files

1

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp1D51.tmp

Filesize
1KB

MD5
abfaf568bafc074327d23438c0a00c09

SHA1
48f86b05976b12ba7b68784591e6b02e304aba0a

SHA256
069d5303b05064b8cf21cec69c3175d1f988269491a256b4be41a8fd7ed9aaa4

SHA512
55ad6ff5de0d6806d465e5b64b498971e80bebdf5f860593aebc048cc73895f5b638836b6d52007506dccef5c4cb7e28383f61472ff8b634f32aadedd19e2c57

Download Submit
memory/528-81-0x0000000001B80000-0x0000000001BC0000-memory.dmp

Filesize
256KB

Download
memory/528-79-0x0000000001B80000-0x0000000001BC0000-memory.dmp

Filesize
256KB

Download
memory/528-78-0x0000000001B80000-0x0000000001BC0000-memory.dmp

Filesize
256KB

Download
memory/1028-77-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1028-73-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1028-82-0x00000000003A0000-0x00000000003E0000-memory.dmp

Filesize
256KB

Download
memory/1028-80-0x00000000003A0000-0x00000000003E0000-memory.dmp

Filesize
256KB

Download
memory/1028-68-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1028-69-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1028-71-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1028-70-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1028-72-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1028-75-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1252-59-0x0000000005D50000-0x0000000005DCA000-memory.dmp

Filesize
488KB

Download
memory/1252-54-0x00000000010D0000-0x0000000001182000-memory.dmp

Filesize
712KB

Download
memory/1252-57-0x0000000000250000-0x0000000000262000-memory.dmp

Filesize
72KB

Download
memory/1252-56-0x0000000000650000-0x0000000000690000-memory.dmp

Filesize
256KB

Download
memory/1252-67-0x0000000004960000-0x00000000049A2000-memory.dmp

Filesize
264KB

Download
memory/1252-55-0x0000000000650000-0x0000000000690000-memory.dmp

Filesize
256KB

Download
memory/1252-58-0x0000000000270000-0x000000000027C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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