snakekeylogger | 9f0621c4cf15fa307280544219cc5ec4a18385aabb987e4ae24fb3d242f4636c

General

Target

9f0621c4cf15fa307280544219cc5ec4a18385aabb987e4ae24fb3d242f4636c.exe
Size

952KB
MD5

15e2ffa4a2f8b42d5c133d26fac916d2
SHA1

daab3c2bc5e78e8b09223129f267a302565063a1
SHA256

9f0621c4cf15fa307280544219cc5ec4a18385aabb987e4ae24fb3d242f4636c
SHA512

aa9acef205ae1b9191ea99144b13de280c3a951f99850a82f5a7034e4fc6ee93cd3f2e6f56a7d395dc546c71fddfe5104c3e379b96aa4de1050042a7b5b4b585
SSDEEP

24576:vu6J33O0c+JY5UZ+XC0kGso6FaPPKe8QWY:Zu0c++OCvkGs9FaPyY

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot8123813718:AAE7xhJKgiVtPaoPZCfcx9AxRJoEs0MjRtc/sendMessage?chat_id=7607163233

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/3400-12-0x0000000000400000-0x0000000000426000-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-1-5-21-1294999112-580688058-1763548717-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1294999112-580688058-1763548717-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1294999112-580688058-1763548717-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.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
15	checkip.dyndns.org
23	reallyfreegeoip.org
24	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1276 set thread context of 3400	1276	9f0621c4cf15fa307280544219cc5ec4a18385aabb987e4ae24fb3d242f4636c.exe	88

Program crash 1 IoCs

pid	pid_target	Process	procid_target
436	1276	WerFault.exe	85

System Location Discovery: System Language Discovery 1 TTPs 2 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	9f0621c4cf15fa307280544219cc5ec4a18385aabb987e4ae24fb3d242f4636c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3400	RegSvcs.exe
3400	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1276	9f0621c4cf15fa307280544219cc5ec4a18385aabb987e4ae24fb3d242f4636c.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3400	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1276	9f0621c4cf15fa307280544219cc5ec4a18385aabb987e4ae24fb3d242f4636c.exe
1276	9f0621c4cf15fa307280544219cc5ec4a18385aabb987e4ae24fb3d242f4636c.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1276	9f0621c4cf15fa307280544219cc5ec4a18385aabb987e4ae24fb3d242f4636c.exe
1276	9f0621c4cf15fa307280544219cc5ec4a18385aabb987e4ae24fb3d242f4636c.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1276 wrote to memory of 3400	1276	9f0621c4cf15fa307280544219cc5ec4a18385aabb987e4ae24fb3d242f4636c.exe	88
PID 1276 wrote to memory of 3400	1276	9f0621c4cf15fa307280544219cc5ec4a18385aabb987e4ae24fb3d242f4636c.exe	88
PID 1276 wrote to memory of 3400	1276	9f0621c4cf15fa307280544219cc5ec4a18385aabb987e4ae24fb3d242f4636c.exe	88
PID 1276 wrote to memory of 3400	1276	9f0621c4cf15fa307280544219cc5ec4a18385aabb987e4ae24fb3d242f4636c.exe	88

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1294999112-580688058-1763548717-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1294999112-580688058-1763548717-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\9f0621c4cf15fa307280544219cc5ec4a18385aabb987e4ae24fb3d242f4636c.exe
"C:\Users\Admin\AppData\Local\Temp\9f0621c4cf15fa307280544219cc5ec4a18385aabb987e4ae24fb3d242f4636c.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:1276
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\9f0621c4cf15fa307280544219cc5ec4a18385aabb987e4ae24fb3d242f4636c.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:3400
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1276 -s 700
  2⤵
  - Program crash
  PID:436

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1276 -ip 1276
1⤵
PID:4092

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

Replay Monitor

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Downloads

memory/1276-11-0x0000000002020000-0x0000000002024000-memory.dmp

Filesize
16KB

Download
memory/3400-12-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3400-13-0x000000007443E000-0x000000007443F000-memory.dmp

Filesize
4KB

Download
memory/3400-14-0x0000000005700000-0x0000000005CA4000-memory.dmp

Filesize
5.6MB

Download
memory/3400-15-0x0000000005200000-0x000000000529C000-memory.dmp

Filesize
624KB

Download
memory/3400-16-0x0000000074430000-0x0000000074BE0000-memory.dmp

Filesize
7.7MB

Download
memory/3400-17-0x000000007443E000-0x000000007443F000-memory.dmp

Filesize
4KB

Download
memory/3400-18-0x0000000006420000-0x0000000006470000-memory.dmp

Filesize
320KB

Download
memory/3400-19-0x0000000006640000-0x0000000006802000-memory.dmp

Filesize
1.8MB

Download
memory/3400-20-0x0000000006510000-0x00000000065A2000-memory.dmp

Filesize
584KB

Download
memory/3400-21-0x00000000064B0000-0x00000000064BA000-memory.dmp

Filesize
40KB

Download
memory/3400-22-0x0000000074430000-0x0000000074BE0000-memory.dmp

Filesize
7.7MB

Download

Analysis

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