snakekeylogger | f564847c393506ca4a129e84f1cf88b1e53ea9fbd58f4e24418add48a1e1b0fc

Analysis

max time kernel
4294183s
max time network
135s
platform
windows7_x64
resource
win7-20220310-en
submitted
22/03/2022, 17:21

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General

Target
liqefe_03817_026.exe
Size 778KB
Sample220322-vw11cacgem
SHA256 f564847c393506ca4a129e84f1cf88b1e53ea9fbd58f4e24418add48a1e1b0fc
MD5 8f97bbd4a5ca7ef77e9fdda2b49b6fa9
SHA1 106735bf2aeb4d5768b9d2b72e02f911ac8bc34c
SHA512 88a0dcfdd60f7efe3cd2bdeb7b38606328cf57f6135ee4322f165d155114abc0028e11bbfe96837104f59080a60aa61a55900e01549cbd60e2ef81334d5cedad
MD5 SHA1 SHA512

Score

10^/10

snakekeylogger keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol
smtp
Host
mail.hotelfundador.com
Port
587
Username
[email protected]
Password
ho35154
Email to
[email protected]

Signatures

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

Snake Keylogger Payload 5 IoCs

resource	yara_rule
behavioral1/memory/1340-65-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1340-67-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1340-69-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1340-71-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1340-73-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

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 2004 set thread context of 1340	2004	liqefe_03817_026.exe	31

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
548	1340	WerFault.exe	31

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
1516	schtasks.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1340	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2004	liqefe_03817_026.exe
Token: SeDebugPrivilege	1340	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2004	liqefe_03817_026.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2004 wrote to memory of 1516	2004	liqefe_03817_026.exe	29
PID 2004 wrote to memory of 1516	2004	liqefe_03817_026.exe	29
PID 2004 wrote to memory of 1516	2004	liqefe_03817_026.exe	29
PID 2004 wrote to memory of 1516	2004	liqefe_03817_026.exe	29
PID 2004 wrote to memory of 1340	2004	liqefe_03817_026.exe	31
PID 2004 wrote to memory of 1340	2004	liqefe_03817_026.exe	31
PID 2004 wrote to memory of 1340	2004	liqefe_03817_026.exe	31
PID 2004 wrote to memory of 1340	2004	liqefe_03817_026.exe	31
PID 2004 wrote to memory of 1340	2004	liqefe_03817_026.exe	31
PID 2004 wrote to memory of 1340	2004	liqefe_03817_026.exe	31
PID 2004 wrote to memory of 1340	2004	liqefe_03817_026.exe	31
PID 2004 wrote to memory of 1340	2004	liqefe_03817_026.exe	31
PID 2004 wrote to memory of 1340	2004	liqefe_03817_026.exe	31
PID 2004 wrote to memory of 1340	2004	liqefe_03817_026.exe	31
PID 2004 wrote to memory of 1340	2004	liqefe_03817_026.exe	31
PID 2004 wrote to memory of 1340	2004	liqefe_03817_026.exe	31
PID 1340 wrote to memory of 548	1340	RegSvcs.exe	32
PID 1340 wrote to memory of 548	1340	RegSvcs.exe	32
PID 1340 wrote to memory of 548	1340	RegSvcs.exe	32
PID 1340 wrote to memory of 548	1340	RegSvcs.exe	32

C:\Users\Admin\AppData\Local\Temp\liqefe_03817_026.exe
"C:\Users\Admin\AppData\Local\Temp\liqefe_03817_026.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2004
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\KQKCJJBhtbPGrS" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEA6E.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1516
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1340
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1340 -s 1108
    3⤵
    - Program crash
    PID:548

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1340-71-0x0000000000400000-0x0000000000426000-memory.dmp

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memory/1340-63-0x0000000000400000-0x0000000000426000-memory.dmp

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memory/1340-75-0x0000000000E00000-0x0000000000E01000-memory.dmp

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memory/1340-74-0x0000000074330000-0x0000000074A1E000-memory.dmp

Download

memory/1340-73-0x0000000000400000-0x0000000000426000-memory.dmp

Download

memory/1340-65-0x0000000000400000-0x0000000000426000-memory.dmp

Download

memory/1340-67-0x0000000000400000-0x0000000000426000-memory.dmp

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memory/1340-69-0x0000000000400000-0x0000000000426000-memory.dmp

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memory/1340-61-0x0000000000400000-0x0000000000426000-memory.dmp

Download

memory/2004-56-0x0000000004CC0000-0x0000000004CC1000-memory.dmp

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memory/2004-55-0x0000000001290000-0x000000000135A000-memory.dmp

Download

memory/2004-54-0x00000000743A0000-0x0000000074A8E000-memory.dmp

Download

memory/2004-59-0x0000000004860000-0x0000000004886000-memory.dmp

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memory/2004-58-0x0000000004E60000-0x0000000004ED2000-memory.dmp

Download

memory/2004-57-0x0000000000310000-0x000000000031A000-memory.dmp

Download