snakekeylogger | 22af294596a94c94df1e13966f16af73ab4246c11866a75a7d2a095ae6a91f7e

General

Target

22af294596a94c94df1e13966f16af73ab4246c11866a75a7d2a095ae6a91f7eN.exe
Size

1.0MB
MD5

988f9a70417a5ee4f7d4d3e0b3ed71f0
SHA1

4a1b003b6bd958160d3f27cb362ed8230f83f842
SHA256

22af294596a94c94df1e13966f16af73ab4246c11866a75a7d2a095ae6a91f7e
SHA512

d087b8f4d40fc9ea89eb6720274c8d6b39bf861710c0c939b24aa3f0f5c8bd78b3c7866acd5712cb130a5369b10524ed3666b85072ea57af389ca4146e531701
SSDEEP

24576:lqDEvCTbMWu7rQYlBQcBiT6rprG8aAouMe:lTvC/MTQYxsWR7aA

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7249279970:AAEcJhrnjOjEPF0_qNK65RAY0sYYfNqc0Sg/sendMessage?chat_id=7365454061

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/4444-7-0x0000000000400000-0x0000000000426000-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-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Office\15.0\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
13	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1708 set thread context of 4444	1708	22af294596a94c94df1e13966f16af73ab4246c11866a75a7d2a095ae6a91f7eN.exe	83

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	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	22af294596a94c94df1e13966f16af73ab4246c11866a75a7d2a095ae6a91f7eN.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4444	RegSvcs.exe
4444	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1708	22af294596a94c94df1e13966f16af73ab4246c11866a75a7d2a095ae6a91f7eN.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4444	RegSvcs.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1708	22af294596a94c94df1e13966f16af73ab4246c11866a75a7d2a095ae6a91f7eN.exe
1708	22af294596a94c94df1e13966f16af73ab4246c11866a75a7d2a095ae6a91f7eN.exe
1708	22af294596a94c94df1e13966f16af73ab4246c11866a75a7d2a095ae6a91f7eN.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
1708	22af294596a94c94df1e13966f16af73ab4246c11866a75a7d2a095ae6a91f7eN.exe
1708	22af294596a94c94df1e13966f16af73ab4246c11866a75a7d2a095ae6a91f7eN.exe
1708	22af294596a94c94df1e13966f16af73ab4246c11866a75a7d2a095ae6a91f7eN.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1708 wrote to memory of 4444	1708	22af294596a94c94df1e13966f16af73ab4246c11866a75a7d2a095ae6a91f7eN.exe	83
PID 1708 wrote to memory of 4444	1708	22af294596a94c94df1e13966f16af73ab4246c11866a75a7d2a095ae6a91f7eN.exe	83
PID 1708 wrote to memory of 4444	1708	22af294596a94c94df1e13966f16af73ab4246c11866a75a7d2a095ae6a91f7eN.exe	83
PID 1708 wrote to memory of 4444	1708	22af294596a94c94df1e13966f16af73ab4246c11866a75a7d2a095ae6a91f7eN.exe	83

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\22af294596a94c94df1e13966f16af73ab4246c11866a75a7d2a095ae6a91f7eN.exe
"C:\Users\Admin\AppData\Local\Temp\22af294596a94c94df1e13966f16af73ab4246c11866a75a7d2a095ae6a91f7eN.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:1708
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\22af294596a94c94df1e13966f16af73ab4246c11866a75a7d2a095ae6a91f7eN.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:4444

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/1708-6-0x0000000000E40000-0x0000000001240000-memory.dmp

Filesize
4.0MB

Download
memory/4444-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/4444-8-0x000000007408E000-0x000000007408F000-memory.dmp

Filesize
4KB

Download
memory/4444-9-0x0000000005360000-0x0000000005904000-memory.dmp

Filesize
5.6MB

Download
memory/4444-10-0x0000000004E50000-0x0000000004EEC000-memory.dmp

Filesize
624KB

Download
memory/4444-11-0x0000000074080000-0x0000000074830000-memory.dmp

Filesize
7.7MB

Download
memory/4444-12-0x0000000005FB0000-0x0000000006000000-memory.dmp

Filesize
320KB

Download
memory/4444-13-0x00000000061D0000-0x0000000006392000-memory.dmp

Filesize
1.8MB

Download
memory/4444-14-0x00000000060A0000-0x0000000006132000-memory.dmp

Filesize
584KB

Download
memory/4444-15-0x0000000006040000-0x000000000604A000-memory.dmp

Filesize
40KB

Download
memory/4444-16-0x000000007408E000-0x000000007408F000-memory.dmp

Filesize
4KB

Download
memory/4444-17-0x0000000074080000-0x0000000074830000-memory.dmp

Filesize
7.7MB

Download

Analysis

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