snakekeylogger | e11532b77bec09e8a74fa02135de0a9e00adfc73956027e436eb7954c5548756

General

Target

e11532b77bec09e8a74fa02135de0a9e00adfc73956027e436eb7954c5548756.exe
Size

100.0MB
MD5

744720a3be6bbd237c8fe1e119d04638
SHA1

7182439de1107effdc51f7ae73c44588e6a90970
SHA256

e11532b77bec09e8a74fa02135de0a9e00adfc73956027e436eb7954c5548756
SHA512

1ab6fc386397b83feba691d758df03583c6ca1b3b3570929b988738b11d1c454e562874095f4f740352cbe4def554a942fa5b61b6f274b54f08e2a3171f4e548
SSDEEP

24576:oAHnh+eWsN3skA4RV1Hom2KXMmHa2kIXhDnPa5:vh+ZkldoPK8Ya2kahDn4

Score

10^/10

snakekeylogger discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.optec.com.ec
Port:
587
Username:
[email protected]
Password:
9A0hmRgU~OhG
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 3 IoCs

resource	yara_rule
behavioral1/memory/3032-12-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/3032-16-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/3032-14-0x0000000000400000-0x0000000000426000-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 2736 set thread context of 3032	2736	e11532b77bec09e8a74fa02135de0a9e00adfc73956027e436eb7954c5548756.exe	30

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	e11532b77bec09e8a74fa02135de0a9e00adfc73956027e436eb7954c5548756.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
3032	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2736	e11532b77bec09e8a74fa02135de0a9e00adfc73956027e436eb7954c5548756.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3032	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2736	e11532b77bec09e8a74fa02135de0a9e00adfc73956027e436eb7954c5548756.exe
2736	e11532b77bec09e8a74fa02135de0a9e00adfc73956027e436eb7954c5548756.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2736	e11532b77bec09e8a74fa02135de0a9e00adfc73956027e436eb7954c5548756.exe
2736	e11532b77bec09e8a74fa02135de0a9e00adfc73956027e436eb7954c5548756.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2736 wrote to memory of 3032	2736	e11532b77bec09e8a74fa02135de0a9e00adfc73956027e436eb7954c5548756.exe	30
PID 2736 wrote to memory of 3032	2736	e11532b77bec09e8a74fa02135de0a9e00adfc73956027e436eb7954c5548756.exe	30
PID 2736 wrote to memory of 3032	2736	e11532b77bec09e8a74fa02135de0a9e00adfc73956027e436eb7954c5548756.exe	30
PID 2736 wrote to memory of 3032	2736	e11532b77bec09e8a74fa02135de0a9e00adfc73956027e436eb7954c5548756.exe	30
PID 2736 wrote to memory of 3032	2736	e11532b77bec09e8a74fa02135de0a9e00adfc73956027e436eb7954c5548756.exe	30
PID 2736 wrote to memory of 3032	2736	e11532b77bec09e8a74fa02135de0a9e00adfc73956027e436eb7954c5548756.exe	30
PID 2736 wrote to memory of 3032	2736	e11532b77bec09e8a74fa02135de0a9e00adfc73956027e436eb7954c5548756.exe	30
PID 2736 wrote to memory of 3032	2736	e11532b77bec09e8a74fa02135de0a9e00adfc73956027e436eb7954c5548756.exe	30
PID 3032 wrote to memory of 2964	3032	RegSvcs.exe	31
PID 3032 wrote to memory of 2964	3032	RegSvcs.exe	31
PID 3032 wrote to memory of 2964	3032	RegSvcs.exe	31
PID 3032 wrote to memory of 2964	3032	RegSvcs.exe	31
PID 2964 wrote to memory of 2968	2964	cmd.exe	33
PID 2964 wrote to memory of 2968	2964	cmd.exe	33
PID 2964 wrote to memory of 2968	2964	cmd.exe	33
PID 2964 wrote to memory of 2968	2964	cmd.exe	33

C:\Users\Admin\AppData\Local\Temp\e11532b77bec09e8a74fa02135de0a9e00adfc73956027e436eb7954c5548756.exe
"C:\Users\Admin\AppData\Local\Temp\e11532b77bec09e8a74fa02135de0a9e00adfc73956027e436eb7954c5548756.exe"
1⤵
- 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:2736
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\e11532b77bec09e8a74fa02135de0a9e00adfc73956027e436eb7954c5548756.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3032
- - 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"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2964
  - - C:\Windows\SysWOW64\choice.exe
      choice /C Y /N /D Y /T 3
      4⤵
      System Location Discovery: System Language Discovery
      PID:2968

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

memory/2736-11-0x00000000003B0000-0x00000000003B4000-memory.dmp

Filesize
16KB

Download
memory/3032-12-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3032-16-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3032-14-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3032-17-0x000000007469E000-0x000000007469F000-memory.dmp

Filesize
4KB

Download
memory/3032-18-0x0000000074690000-0x0000000074D7E000-memory.dmp

Filesize
6.9MB

Download
memory/3032-19-0x000000007469E000-0x000000007469F000-memory.dmp

Filesize
4KB

Download
memory/3032-20-0x0000000074690000-0x0000000074D7E000-memory.dmp

Filesize
6.9MB

Download
memory/3032-21-0x0000000074690000-0x0000000074D7E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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