snakekeylogger | ee8e3d37fcdeb4590b376bfa53991c9163427a76caea07c32215c8e34a823320

Analysis

max time kernel
121s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-12-2024 16:17

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General

Target

file.exe
Size

575KB
MD5

0f37be8985e3940af919dc35bc4ed779
SHA1

2f2a27ec8a249cef7058f9d7a425f8817e67445c
SHA256

ee8e3d37fcdeb4590b376bfa53991c9163427a76caea07c32215c8e34a823320
SHA512

feaf50abba44f44e272a96690e552bcd960a25009ca20a1bec98d6064dffb749fe0d436892bdabd69d6233641afa355b70a36e9ae2faac282295b6e4efff07dc
SSDEEP

6144:NzYBCPvubUOZoL9xh8+62h6vfrxaj0cdJHqBdqOtNYrrDduA49jTr5Mv0eYvw0Xl:xPG7MAqtO4PDkdjn5Q0G0Xl0Vcu9kR

Score

10^/10

snakekeylogger collection discovery execution keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

https://api.telegram.org/bot7692220058:AAEny12fSzuKXI7iNJaESECu5UR80nmwLAQ/sendMessage?chat_id=7342994424

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/3132-19-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

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

execution

PowerShell

T1059.001

pid	Process
3980	powershell.exe

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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	file.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.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
23	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2368 set thread context of 3132	2368	file.exe	94

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	file.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
1844	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2368	file.exe
2368	file.exe
2368	file.exe
2368	file.exe
3980	powershell.exe
3132	vbc.exe
3980	powershell.exe
3132	vbc.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2368	file.exe
Token: SeDebugPrivilege	3980	powershell.exe
Token: SeDebugPrivilege	3132	vbc.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2368 wrote to memory of 3980	2368	file.exe	89
PID 2368 wrote to memory of 3980	2368	file.exe	89
PID 2368 wrote to memory of 3980	2368	file.exe	89
PID 2368 wrote to memory of 1844	2368	file.exe	91
PID 2368 wrote to memory of 1844	2368	file.exe	91
PID 2368 wrote to memory of 1844	2368	file.exe	91
PID 2368 wrote to memory of 732	2368	file.exe	93
PID 2368 wrote to memory of 732	2368	file.exe	93
PID 2368 wrote to memory of 732	2368	file.exe	93
PID 2368 wrote to memory of 3132	2368	file.exe	94
PID 2368 wrote to memory of 3132	2368	file.exe	94
PID 2368 wrote to memory of 3132	2368	file.exe	94
PID 2368 wrote to memory of 3132	2368	file.exe	94
PID 2368 wrote to memory of 3132	2368	file.exe	94
PID 2368 wrote to memory of 3132	2368	file.exe	94
PID 2368 wrote to memory of 3132	2368	file.exe	94
PID 2368 wrote to memory of 3132	2368	file.exe	94

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2368
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\gTtJoqV.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3980
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\gTtJoqV" /XML "C:\Users\Admin\AppData\Local\Temp\tmp51C.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1844
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  PID:732
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:3132

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_squcr3yk.nzn.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp51C.tmp

Filesize
1KB

MD5
8db4b57325939d09581a23539356f870

SHA1
3284600905ca9c39a1a2777fcb0834aee7a30f9d

SHA256
e6d5191efc359afa9df68b1acbe3a74e674a299cd3c08a627968494e4d7911c9

SHA512
ddb745a01588a7bb1bbd95224a28bebabcd6a67752f7d4ef28127d6541d74fbe778d3210cd8afb79b0693f3b5a4e1c96a3154c7194365dc35809dcc6bf232a1e

Download Submit
memory/2368-10-0x0000000006960000-0x00000000069CC000-memory.dmp

Filesize
432KB

Download
memory/2368-0-0x000000007454E000-0x000000007454F000-memory.dmp

Filesize
4KB

Download
memory/2368-4-0x0000000004E30000-0x0000000004E3A000-memory.dmp

Filesize
40KB

Download
memory/2368-5-0x00000000050F0000-0x000000000518C000-memory.dmp

Filesize
624KB

Download
memory/2368-6-0x0000000074540000-0x0000000074CF0000-memory.dmp

Filesize
7.7MB

Download
memory/2368-7-0x00000000051F0000-0x0000000005208000-memory.dmp

Filesize
96KB

Download
memory/2368-8-0x000000007454E000-0x000000007454F000-memory.dmp

Filesize
4KB

Download
memory/2368-9-0x0000000074540000-0x0000000074CF0000-memory.dmp

Filesize
7.7MB

Download
memory/2368-2-0x0000000005500000-0x0000000005AA4000-memory.dmp

Filesize
5.6MB

Download
memory/2368-3-0x0000000004E80000-0x0000000004F12000-memory.dmp

Filesize
584KB

Download
memory/2368-1-0x00000000004E0000-0x0000000000572000-memory.dmp

Filesize
584KB

Download
memory/2368-23-0x0000000074540000-0x0000000074CF0000-memory.dmp

Filesize
7.7MB

Download
memory/3132-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3132-67-0x0000000006CD0000-0x0000000006E92000-memory.dmp

Filesize
1.8MB

Download
memory/3132-66-0x0000000006AB0000-0x0000000006B00000-memory.dmp

Filesize
320KB

Download
memory/3132-68-0x0000000074540000-0x0000000074CF0000-memory.dmp

Filesize
7.7MB

Download
memory/3132-40-0x0000000074540000-0x0000000074CF0000-memory.dmp

Filesize
7.7MB

Download
memory/3132-33-0x0000000074540000-0x0000000074CF0000-memory.dmp

Filesize
7.7MB

Download
memory/3980-15-0x0000000002880000-0x00000000028B6000-memory.dmp

Filesize
216KB

Download
memory/3980-55-0x00000000074A0000-0x00000000074BA000-memory.dmp

Filesize
104KB

Download
memory/3980-26-0x00000000052F0000-0x0000000005356000-memory.dmp

Filesize
408KB

Download
memory/3980-37-0x0000000005B50000-0x0000000005EA4000-memory.dmp

Filesize
3.3MB

Download
memory/3980-24-0x00000000051E0000-0x0000000005202000-memory.dmp

Filesize
136KB

Download
memory/3980-38-0x0000000006180000-0x000000000619E000-memory.dmp

Filesize
120KB

Download
memory/3980-39-0x0000000006210000-0x000000000625C000-memory.dmp

Filesize
304KB

Download
memory/3980-22-0x0000000074540000-0x0000000074CF0000-memory.dmp

Filesize
7.7MB

Download
memory/3980-41-0x0000000006750000-0x0000000006782000-memory.dmp

Filesize
200KB

Download
memory/3980-42-0x000000006FF70000-0x000000006FFBC000-memory.dmp

Filesize
304KB

Download
memory/3980-52-0x0000000007150000-0x000000000716E000-memory.dmp

Filesize
120KB

Download
memory/3980-53-0x0000000007170000-0x0000000007213000-memory.dmp

Filesize
652KB

Download
memory/3980-54-0x0000000007AF0000-0x000000000816A000-memory.dmp

Filesize
6.5MB

Download
memory/3980-25-0x0000000005280000-0x00000000052E6000-memory.dmp

Filesize
408KB

Download
memory/3980-56-0x0000000007510000-0x000000000751A000-memory.dmp

Filesize
40KB

Download
memory/3980-57-0x0000000007720000-0x00000000077B6000-memory.dmp

Filesize
600KB

Download
memory/3980-58-0x00000000076A0000-0x00000000076B1000-memory.dmp

Filesize
68KB

Download
memory/3980-59-0x00000000076D0000-0x00000000076DE000-memory.dmp

Filesize
56KB

Download
memory/3980-60-0x00000000076E0000-0x00000000076F4000-memory.dmp

Filesize
80KB

Download
memory/3980-61-0x00000000077E0000-0x00000000077FA000-memory.dmp

Filesize
104KB

Download
memory/3980-62-0x00000000077C0000-0x00000000077C8000-memory.dmp

Filesize
32KB

Download
memory/3980-65-0x0000000074540000-0x0000000074CF0000-memory.dmp

Filesize
7.7MB

Download
memory/3980-20-0x0000000074540000-0x0000000074CF0000-memory.dmp

Filesize
7.7MB

Download
memory/3980-17-0x00000000053E0000-0x0000000005A08000-memory.dmp

Filesize
6.2MB

Download
memory/3980-18-0x0000000074540000-0x0000000074CF0000-memory.dmp

Filesize
7.7MB

Download