snakekeylogger | f3a2990ee13d135a48a1e392882b4386be4259704ad4ac2e82398901bf1313b3

General

Target

swift.exe
Size

996KB
MD5

17a7feed2e38ee63d467a6adda8fd604
SHA1

103ce31f4b3e7c040bd97f09262b44788c064827
SHA256

f3a2990ee13d135a48a1e392882b4386be4259704ad4ac2e82398901bf1313b3
SHA512

599d54a09a0151f6288d415f1499bfaed34000cf473aa2ae07caa2dc350219f35bcc98ecd60b55e4601f50c68a0e50e53909a22a0cbc4e31ae39a980f6a3d681
SSDEEP

24576:Wtb20pkaCqT5TBWgNQ7a7R8vY/ujlvYw6A:DVg5tQ7a7r/uRvd5

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot8133286026:AAGeoCC9PBFfy6_m7BYTQffAk1yO8Lvnbd0/sendMessage?chat_id=6359577280

Signatures

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

Snake Keylogger payload 4 IoCs

resource	yara_rule
behavioral1/memory/2336-16-0x0000000000090000-0x00000000000B6000-memory.dmp	family_snakekeylogger
behavioral1/memory/2336-13-0x0000000000090000-0x00000000000B6000-memory.dmp	family_snakekeylogger
behavioral1/memory/2336-9-0x0000000000090000-0x00000000000B6000-memory.dmp	family_snakekeylogger
behavioral1/memory/2336-8-0x0000000000090000-0x00000000000B6000-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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2416 set thread context of 2336	2416	swift.exe	31

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	swift.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2336	RegSvcs.exe
2336	RegSvcs.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
2416	swift.exe
2416	swift.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2336	RegSvcs.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2416 wrote to memory of 2336	2416	swift.exe	31
PID 2416 wrote to memory of 2336	2416	swift.exe	31
PID 2416 wrote to memory of 2336	2416	swift.exe	31
PID 2416 wrote to memory of 2336	2416	swift.exe	31
PID 2416 wrote to memory of 2336	2416	swift.exe	31
PID 2416 wrote to memory of 2336	2416	swift.exe	31
PID 2416 wrote to memory of 2336	2416	swift.exe	31
PID 2416 wrote to memory of 2336	2416	swift.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\swift.exe
"C:\Users\Admin\AppData\Local\Temp\swift.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2416
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\swift.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:2336

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/2336-16-0x0000000000090000-0x00000000000B6000-memory.dmp

Filesize
152KB

Download
memory/2336-13-0x0000000000090000-0x00000000000B6000-memory.dmp

Filesize
152KB

Download
memory/2336-9-0x0000000000090000-0x00000000000B6000-memory.dmp

Filesize
152KB

Download
memory/2336-8-0x0000000000090000-0x00000000000B6000-memory.dmp

Filesize
152KB

Download
memory/2336-17-0x00000000742FE000-0x00000000742FF000-memory.dmp

Filesize
4KB

Download
memory/2336-18-0x00000000742F0000-0x00000000749DE000-memory.dmp

Filesize
6.9MB

Download
memory/2336-19-0x00000000742FE000-0x00000000742FF000-memory.dmp

Filesize
4KB

Download
memory/2336-20-0x00000000742F0000-0x00000000749DE000-memory.dmp

Filesize
6.9MB

Download
memory/2416-6-0x0000000000E80000-0x0000000001280000-memory.dmp

Filesize
4.0MB

Download

Analysis

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