snakekeylogger | 979c906c8edaaafe866628eca9911b766c686da4e69d899c401b0d317b4f1628

General

Target

979c906c8edaaafe866628eca9911b766c686da4e69d899c401b0d317b4f1628.exe
Size

480KB
MD5

0f8fc2216d672397def371eeec7e7ab2
SHA1

878e50322452353934614f673fe08e594c278062
SHA256

979c906c8edaaafe866628eca9911b766c686da4e69d899c401b0d317b4f1628
SHA512

71a7508ac223d76226897d60e1be76a988348fbaa102bc29741c3df847d5d541510ac7a6ecba33afe437d6849e045463f7b53fc34a55a4c296e30b7d128b0134
SSDEEP

12288:bL5HNcQWMWd+H+/wg4H+HMqAA5eJjcab2jWIFsLl6wGA:b12dtwgtHMHA5eqRHFslDGA

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7924749806:AAG-WJhqQVHwMR7UVUYahs5tVC-3tNXnruE/sendMessage?chat_id=7009913093

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/2480-6-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	installutil.exe
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	installutil.exe
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	installutil.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
11	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1856 set thread context of 2480	1856	979c906c8edaaafe866628eca9911b766c686da4e69d899c401b0d317b4f1628.exe	84

System Location Discovery: System Language Discovery 1 TTPs 1 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	installutil.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2480	installutil.exe
2480	installutil.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2480	installutil.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 1856 wrote to memory of 2228	1856	979c906c8edaaafe866628eca9911b766c686da4e69d899c401b0d317b4f1628.exe	83
PID 1856 wrote to memory of 2228	1856	979c906c8edaaafe866628eca9911b766c686da4e69d899c401b0d317b4f1628.exe	83
PID 1856 wrote to memory of 2228	1856	979c906c8edaaafe866628eca9911b766c686da4e69d899c401b0d317b4f1628.exe	83
PID 1856 wrote to memory of 2480	1856	979c906c8edaaafe866628eca9911b766c686da4e69d899c401b0d317b4f1628.exe	84
PID 1856 wrote to memory of 2480	1856	979c906c8edaaafe866628eca9911b766c686da4e69d899c401b0d317b4f1628.exe	84
PID 1856 wrote to memory of 2480	1856	979c906c8edaaafe866628eca9911b766c686da4e69d899c401b0d317b4f1628.exe	84
PID 1856 wrote to memory of 2480	1856	979c906c8edaaafe866628eca9911b766c686da4e69d899c401b0d317b4f1628.exe	84
PID 1856 wrote to memory of 2480	1856	979c906c8edaaafe866628eca9911b766c686da4e69d899c401b0d317b4f1628.exe	84
PID 1856 wrote to memory of 2480	1856	979c906c8edaaafe866628eca9911b766c686da4e69d899c401b0d317b4f1628.exe	84
PID 1856 wrote to memory of 2480	1856	979c906c8edaaafe866628eca9911b766c686da4e69d899c401b0d317b4f1628.exe	84
PID 1856 wrote to memory of 2480	1856	979c906c8edaaafe866628eca9911b766c686da4e69d899c401b0d317b4f1628.exe	84
PID 1856 wrote to memory of 3704	1856	979c906c8edaaafe866628eca9911b766c686da4e69d899c401b0d317b4f1628.exe	85
PID 1856 wrote to memory of 3704	1856	979c906c8edaaafe866628eca9911b766c686da4e69d899c401b0d317b4f1628.exe	85
PID 1856 wrote to memory of 3704	1856	979c906c8edaaafe866628eca9911b766c686da4e69d899c401b0d317b4f1628.exe	85

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	installutil.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	installutil.exe

C:\Users\Admin\AppData\Local\Temp\979c906c8edaaafe866628eca9911b766c686da4e69d899c401b0d317b4f1628.exe
"C:\Users\Admin\AppData\Local\Temp\979c906c8edaaafe866628eca9911b766c686da4e69d899c401b0d317b4f1628.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1856
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
  2⤵
  PID:2228
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2480
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
  2⤵
  PID:3704

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

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/1856-0-0x000001FDDC270000-0x000001FDDC276000-memory.dmp

Filesize
24KB

Download
memory/1856-1-0x00007FFA8A943000-0x00007FFA8A945000-memory.dmp

Filesize
8KB

Download
memory/1856-2-0x000001FDF66B0000-0x000001FDF6726000-memory.dmp

Filesize
472KB

Download
memory/1856-3-0x000001FDDC670000-0x000001FDDC68E000-memory.dmp

Filesize
120KB

Download
memory/1856-4-0x00007FFA8A940000-0x00007FFA8B401000-memory.dmp

Filesize
10.8MB

Download
memory/1856-5-0x000001FDF6730000-0x000001FDF67AA000-memory.dmp

Filesize
488KB

Download
memory/1856-11-0x00007FFA8A940000-0x00007FFA8B401000-memory.dmp

Filesize
10.8MB

Download
memory/2480-8-0x0000000005A00000-0x0000000005FA4000-memory.dmp

Filesize
5.6MB

Download
memory/2480-7-0x00000000748DE000-0x00000000748DF000-memory.dmp

Filesize
4KB

Download
memory/2480-9-0x00000000054F0000-0x000000000558C000-memory.dmp

Filesize
624KB

Download
memory/2480-10-0x00000000748D0000-0x0000000075080000-memory.dmp

Filesize
7.7MB

Download
memory/2480-6-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2480-12-0x0000000006740000-0x0000000006790000-memory.dmp

Filesize
320KB

Download
memory/2480-13-0x0000000006960000-0x0000000006B22000-memory.dmp

Filesize
1.8MB

Download
memory/2480-14-0x00000000748DE000-0x00000000748DF000-memory.dmp

Filesize
4KB

Download
memory/2480-15-0x0000000006830000-0x00000000068C2000-memory.dmp

Filesize
584KB

Download
memory/2480-16-0x00000000067C0000-0x00000000067CA000-memory.dmp

Filesize
40KB

Download
memory/2480-17-0x00000000748D0000-0x0000000075080000-memory.dmp

Filesize
7.7MB

Download

Analysis

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