snakekeylogger | 03da1152cc2fc2bcfafc441c76ddcda09e4df84adb27bda9b267694b4a840cf7

General

Target

03da1152cc2fc2bcfafc441c76ddcda09e4df84adb27bda9b267694b4a840cf7.exe
Size

998KB
MD5

04a2cce147e8b29d89ef24af80d493ce
SHA1

5e24a62c496a9726bb924c1bb0f3b5e33963b0c6
SHA256

03da1152cc2fc2bcfafc441c76ddcda09e4df84adb27bda9b267694b4a840cf7
SHA512

5c623045f3b388f150fe1659d55da24d89c35aef09d74a3a5fc90431608241213c9e9a64af118cc1caf1601a3effb1fb572d1c98c2c6695db1349e54fb2e1b22
SSDEEP

24576:+u6J33O0c+JY5UZ+XC0kGso6Faei2PbeZqC/pO0WY:Qu0c++OCvkGs9FaeTP6MY

Score

10^/10

snakekeylogger discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7767004773:AAG_mBqrFYZNr81F28ktwLAJ3brPq5BTRzg/sendMessage?chat_id=1217600190

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/8-20-0x0000000000600000-0x0000000000626000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\biopsies.vbs	biopsies.exe

Executes dropped EXE 1 IoCs

pid	Process
3700	biopsies.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
16	reallyfreegeoip.org
13	checkip.dyndns.org
15	reallyfreegeoip.org

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/files/0x0007000000023cc7-9.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3700 set thread context of 8	3700	biopsies.exe	85

System Location Discovery: System Language Discovery 1 TTPs 5 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	03da1152cc2fc2bcfafc441c76ddcda09e4df84adb27bda9b267694b4a840cf7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	biopsies.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	choice.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
8	RegSvcs.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
3700	biopsies.exe
3700	biopsies.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	8	RegSvcs.exe

Suspicious use of FindShellTrayWindow 5 IoCs

pid	Process
4984	03da1152cc2fc2bcfafc441c76ddcda09e4df84adb27bda9b267694b4a840cf7.exe
4984	03da1152cc2fc2bcfafc441c76ddcda09e4df84adb27bda9b267694b4a840cf7.exe
3700	biopsies.exe
3700	biopsies.exe
3700	biopsies.exe

Suspicious use of SendNotifyMessage 5 IoCs

pid	Process
4984	03da1152cc2fc2bcfafc441c76ddcda09e4df84adb27bda9b267694b4a840cf7.exe
4984	03da1152cc2fc2bcfafc441c76ddcda09e4df84adb27bda9b267694b4a840cf7.exe
3700	biopsies.exe
3700	biopsies.exe
3700	biopsies.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 4984 wrote to memory of 3700	4984	03da1152cc2fc2bcfafc441c76ddcda09e4df84adb27bda9b267694b4a840cf7.exe	83
PID 4984 wrote to memory of 3700	4984	03da1152cc2fc2bcfafc441c76ddcda09e4df84adb27bda9b267694b4a840cf7.exe	83
PID 4984 wrote to memory of 3700	4984	03da1152cc2fc2bcfafc441c76ddcda09e4df84adb27bda9b267694b4a840cf7.exe	83
PID 3700 wrote to memory of 8	3700	biopsies.exe	85
PID 3700 wrote to memory of 8	3700	biopsies.exe	85
PID 3700 wrote to memory of 8	3700	biopsies.exe	85
PID 3700 wrote to memory of 8	3700	biopsies.exe	85
PID 8 wrote to memory of 4588	8	RegSvcs.exe	90
PID 8 wrote to memory of 4588	8	RegSvcs.exe	90
PID 8 wrote to memory of 4588	8	RegSvcs.exe	90
PID 4588 wrote to memory of 620	4588	cmd.exe	93
PID 4588 wrote to memory of 620	4588	cmd.exe	93
PID 4588 wrote to memory of 620	4588	cmd.exe	93

C:\Users\Admin\AppData\Local\Temp\03da1152cc2fc2bcfafc441c76ddcda09e4df84adb27bda9b267694b4a840cf7.exe
"C:\Users\Admin\AppData\Local\Temp\03da1152cc2fc2bcfafc441c76ddcda09e4df84adb27bda9b267694b4a840cf7.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4984
- C:\Users\Admin\AppData\Local\Maianthemum\biopsies.exe
  "C:\Users\Admin\AppData\Local\Temp\03da1152cc2fc2bcfafc441c76ddcda09e4df84adb27bda9b267694b4a840cf7.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:3700
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Users\Admin\AppData\Local\Temp\03da1152cc2fc2bcfafc441c76ddcda09e4df84adb27bda9b267694b4a840cf7.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:8
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 3 & Del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:4588
    - - C:\Windows\SysWOW64\choice.exe
        
        choice /C Y /N /D Y /T 3
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:620

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Maianthemum\biopsies.exe

Filesize
998KB

MD5
04a2cce147e8b29d89ef24af80d493ce

SHA1
5e24a62c496a9726bb924c1bb0f3b5e33963b0c6

SHA256
03da1152cc2fc2bcfafc441c76ddcda09e4df84adb27bda9b267694b4a840cf7

SHA512
5c623045f3b388f150fe1659d55da24d89c35aef09d74a3a5fc90431608241213c9e9a64af118cc1caf1601a3effb1fb572d1c98c2c6695db1349e54fb2e1b22

Download Submit
memory/8-20-0x0000000000600000-0x0000000000626000-memory.dmp

Filesize
152KB

Download
memory/8-21-0x00000000736CE000-0x00000000736CF000-memory.dmp

Filesize
4KB

Download
memory/8-22-0x0000000005260000-0x0000000005804000-memory.dmp

Filesize
5.6MB

Download
memory/8-23-0x0000000004CB0000-0x0000000004D4C000-memory.dmp

Filesize
624KB

Download
memory/8-24-0x00000000736C0000-0x0000000073E70000-memory.dmp

Filesize
7.7MB

Download
memory/8-26-0x00000000736C0000-0x0000000073E70000-memory.dmp

Filesize
7.7MB

Download
memory/3700-18-0x0000000000B70000-0x0000000000F70000-memory.dmp

Filesize
4.0MB

Download
memory/4984-6-0x00000000013B0000-0x00000000017B0000-memory.dmp

Filesize
4.0MB

Download

Analysis

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