snakekeylogger | c3f8b456725a6e744d7d59b5456b99c988b8b5565a18bf5f25b36a78bbed060e

Analysis

max time kernel
145s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
14/06/2024, 01:57

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General

Target
c3f8b456725a6e744d7d59b5456b99c988b8b5565a18bf5f25b36a78bbed060e.exe
Size 491KB
Sample240614-cdafka1dje
SHA256 c3f8b456725a6e744d7d59b5456b99c988b8b5565a18bf5f25b36a78bbed060e
MD5 074900bf90c8e83bfd5f79479f91ed1f
SHA1 9001cb1924963b0a35db3d78d50faa3cb54bca5b
SHA512 a9b2a8ae609174edaf49f17664514acd04dbe10f2b75af2d1a5c181e5d6cb126ecac21bc82b06721df53a99502c48e0829e737558423b89db8f0a30e87dd962b
SSDEEP 12288:ttMyF3ltmeOVahfG3+CSQ9vkk93YmSWWsGf:XM6ltmOa+CSQCk93XWsq
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

snakekeylogger keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol
smtp
Host
valleycountysar.org
Port
26
Username
[email protected]
Password
fY,FLoadtsiF

http://103.130.147.85

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/1920-9-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs

resource	yara_rule
behavioral2/memory/1920-9-0x0000000000400000-0x0000000000426000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs

resource	yara_rule
behavioral2/memory/1920-9-0x0000000000400000-0x0000000000426000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

Detects executables with potential process hoocking 1 IoCs

resource	yara_rule
behavioral2/memory/1920-9-0x0000000000400000-0x0000000000426000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_DotNetProcHook

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
2	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4564 set thread context of 1920	4564	c3f8b456725a6e744d7d59b5456b99c988b8b5565a18bf5f25b36a78bbed060e.exe	94

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4584	1920	WerFault.exe	94

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1920	c3f8b456725a6e744d7d59b5456b99c988b8b5565a18bf5f25b36a78bbed060e.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1920	c3f8b456725a6e744d7d59b5456b99c988b8b5565a18bf5f25b36a78bbed060e.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4564 wrote to memory of 1920	4564	c3f8b456725a6e744d7d59b5456b99c988b8b5565a18bf5f25b36a78bbed060e.exe	94
PID 4564 wrote to memory of 1920	4564	c3f8b456725a6e744d7d59b5456b99c988b8b5565a18bf5f25b36a78bbed060e.exe	94
PID 4564 wrote to memory of 1920	4564	c3f8b456725a6e744d7d59b5456b99c988b8b5565a18bf5f25b36a78bbed060e.exe	94
PID 4564 wrote to memory of 1920	4564	c3f8b456725a6e744d7d59b5456b99c988b8b5565a18bf5f25b36a78bbed060e.exe	94
PID 4564 wrote to memory of 1920	4564	c3f8b456725a6e744d7d59b5456b99c988b8b5565a18bf5f25b36a78bbed060e.exe	94
PID 4564 wrote to memory of 1920	4564	c3f8b456725a6e744d7d59b5456b99c988b8b5565a18bf5f25b36a78bbed060e.exe	94
PID 4564 wrote to memory of 1920	4564	c3f8b456725a6e744d7d59b5456b99c988b8b5565a18bf5f25b36a78bbed060e.exe	94
PID 4564 wrote to memory of 1920	4564	c3f8b456725a6e744d7d59b5456b99c988b8b5565a18bf5f25b36a78bbed060e.exe	94

C:\Users\Admin\AppData\Local\Temp\c3f8b456725a6e744d7d59b5456b99c988b8b5565a18bf5f25b36a78bbed060e.exe
"C:\Users\Admin\AppData\Local\Temp\c3f8b456725a6e744d7d59b5456b99c988b8b5565a18bf5f25b36a78bbed060e.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4564
- C:\Users\Admin\AppData\Local\Temp\c3f8b456725a6e744d7d59b5456b99c988b8b5565a18bf5f25b36a78bbed060e.exe
  "C:\Users\Admin\AppData\Local\Temp\c3f8b456725a6e744d7d59b5456b99c988b8b5565a18bf5f25b36a78bbed060e.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1920
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1920 -s 1448
    3⤵
    - Program crash
    PID:4584

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4040,i,10373433614523925616,13586256558317053467,262144 --variations-seed-version --mojo-platform-channel-handle=1040 /prefetch:8
1⤵
PID:1216

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1920 -ip 1920
1⤵
PID:4672

Network

MITRE ATT&CK Matrix

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Downloads

memory/1920-9-0x0000000000400000-0x0000000000426000-memory.dmp

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memory/1920-14-0x0000000074A10000-0x00000000751C0000-memory.dmp

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memory/1920-11-0x0000000074A10000-0x00000000751C0000-memory.dmp

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memory/1920-10-0x0000000074A10000-0x00000000751C0000-memory.dmp

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memory/4564-3-0x00000000059C0000-0x0000000005A52000-memory.dmp

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memory/4564-5-0x0000000005BF0000-0x0000000005BFA000-memory.dmp

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memory/4564-7-0x0000000005D90000-0x0000000005E2C000-memory.dmp

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memory/4564-4-0x0000000074A10000-0x00000000751C0000-memory.dmp

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memory/4564-8-0x0000000005C80000-0x0000000005C88000-memory.dmp

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memory/4564-6-0x0000000005C00000-0x0000000005C54000-memory.dmp

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memory/4564-0-0x0000000074A1E000-0x0000000074A1F000-memory.dmp

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memory/4564-2-0x0000000006050000-0x00000000065F4000-memory.dmp

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memory/4564-13-0x0000000074A10000-0x00000000751C0000-memory.dmp

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memory/4564-1-0x0000000000F50000-0x0000000000FD2000-memory.dmp

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