snakekeylogger | 6bb5f1be49887fccdbafbb15cfb3f26f0c6b48611d71a19a6995a0f04c410411

General

Target

SV0987780P1.exe
Size

760KB
MD5

172b3f98d777d8ea6f5a274d31e5d391
SHA1

1c4484f95a1cf6c5be8b753d2d16367f36ce0a04
SHA256

c348a5e7125bee1e35b518e6e429e8332f8d867de3d3807a92cfbd850912c3c0
SHA512

7fa8ec59586356640c3bdf2d6db6df0d51e8be85e42e67e20458d5f2de15054e60c5b766ca15b19e9dde6cfff303ac686d729c9d0fe5c70f05276231d93a9c81
SSDEEP

12288:rLkcoxg7v3qnC11ErwIhh0F4qwUgUny5QLGdQIqhWz27:ffmMv6Ckr7Mny5QLGdz27

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.daipro.com.mx
Port:
587
Username:
[email protected]
Password:
DAIpro123**
Email To:
[email protected]

C2

https://scratchdreams.tk

Signatures

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

Snake Keylogger payload 3 IoCs

resource	yara_rule
behavioral1/memory/2720-19-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2720-23-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2720-21-0x0000000000400000-0x0000000000426000-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\reenjoys.vbs	reenjoys.exe

Executes dropped EXE 1 IoCs

pid	Process
2516	reenjoys.exe

Loads dropped DLL 1 IoCs

pid	Process
2536	SV0987780P1.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.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

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/files/0x0008000000016d21-7.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2516 set thread context of 2720	2516	reenjoys.exe	31

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 3 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	SV0987780P1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reenjoys.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2720	RegSvcs.exe
2720	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2516	reenjoys.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2720	RegSvcs.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2536	SV0987780P1.exe
2536	SV0987780P1.exe
2516	reenjoys.exe
2516	reenjoys.exe

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
2536	SV0987780P1.exe
2536	SV0987780P1.exe
2516	reenjoys.exe
2516	reenjoys.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2536 wrote to memory of 2516	2536	SV0987780P1.exe	30
PID 2536 wrote to memory of 2516	2536	SV0987780P1.exe	30
PID 2536 wrote to memory of 2516	2536	SV0987780P1.exe	30
PID 2536 wrote to memory of 2516	2536	SV0987780P1.exe	30
PID 2516 wrote to memory of 2720	2516	reenjoys.exe	31
PID 2516 wrote to memory of 2720	2516	reenjoys.exe	31
PID 2516 wrote to memory of 2720	2516	reenjoys.exe	31
PID 2516 wrote to memory of 2720	2516	reenjoys.exe	31
PID 2516 wrote to memory of 2720	2516	reenjoys.exe	31
PID 2516 wrote to memory of 2720	2516	reenjoys.exe	31
PID 2516 wrote to memory of 2720	2516	reenjoys.exe	31
PID 2516 wrote to memory of 2720	2516	reenjoys.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\SV0987780P1.exe
"C:\Users\Admin\AppData\Local\Temp\SV0987780P1.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2536
- C:\Users\Admin\AppData\Local\supergroup\reenjoys.exe
  "C:\Users\Admin\AppData\Local\Temp\SV0987780P1.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:2516
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Users\Admin\AppData\Local\Temp\SV0987780P1.exe"
    3⤵
    - Accesses Microsoft Outlook profiles
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - outlook_office_path
    - outlook_win_path
    PID:2720

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\Marquand

Filesize
130KB

MD5
c4f2ce1711d79a40f6e1cbb8d9c5344f

SHA1
d7b358a29051cb4548b0506634fcfd12fb316f03

SHA256
3c3fba1af8b726fafcdfabd0b12d41f5384d4822a8243701da81d54b3a81b22a

SHA512
bf16f22796d080a433bcc98cae717cfa2aae281b0892a0b4b1051d17d4b2aeaf82639cd34fd7bebe9b79098b3972b6fe5cc35742d7360d379214d0d4bf376ada

Download Submit
\Users\Admin\AppData\Local\supergroup\reenjoys.exe

Filesize
760KB

MD5
172b3f98d777d8ea6f5a274d31e5d391

SHA1
1c4484f95a1cf6c5be8b753d2d16367f36ce0a04

SHA256
c348a5e7125bee1e35b518e6e429e8332f8d867de3d3807a92cfbd850912c3c0

SHA512
7fa8ec59586356640c3bdf2d6db6df0d51e8be85e42e67e20458d5f2de15054e60c5b766ca15b19e9dde6cfff303ac686d729c9d0fe5c70f05276231d93a9c81

Download Submit
memory/2536-5-0x00000000002B0000-0x00000000002B4000-memory.dmp

Filesize
16KB

Download
memory/2720-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2720-23-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2720-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2720-24-0x0000000073C6E000-0x0000000073C6F000-memory.dmp

Filesize
4KB

Download
memory/2720-25-0x0000000073C60000-0x000000007434E000-memory.dmp

Filesize
6.9MB

Download
memory/2720-26-0x0000000073C6E000-0x0000000073C6F000-memory.dmp

Filesize
4KB

Download
memory/2720-27-0x0000000073C60000-0x000000007434E000-memory.dmp

Filesize
6.9MB

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Analysis

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