snakekeylogger | f3a2990ee13d135a48a1e392882b4386be4259704ad4ac2e82398901bf1313b3

General

Target

f3a2990ee13d135a48a1e392882b4386be4259704ad4ac2e82398901bf1313b3.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 3 IoCs

resource	yara_rule
behavioral1/memory/2824-7-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2824-11-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2824-9-0x0000000000400000-0x0000000000426000-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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\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 2640 set thread context of 2824	2640	f3a2990ee13d135a48a1e392882b4386be4259704ad4ac2e82398901bf1313b3.exe	30

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	f3a2990ee13d135a48a1e392882b4386be4259704ad4ac2e82398901bf1313b3.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2824	RegSvcs.exe
2824	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2640	f3a2990ee13d135a48a1e392882b4386be4259704ad4ac2e82398901bf1313b3.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2824	RegSvcs.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2640 wrote to memory of 2824	2640	f3a2990ee13d135a48a1e392882b4386be4259704ad4ac2e82398901bf1313b3.exe	30
PID 2640 wrote to memory of 2824	2640	f3a2990ee13d135a48a1e392882b4386be4259704ad4ac2e82398901bf1313b3.exe	30
PID 2640 wrote to memory of 2824	2640	f3a2990ee13d135a48a1e392882b4386be4259704ad4ac2e82398901bf1313b3.exe	30
PID 2640 wrote to memory of 2824	2640	f3a2990ee13d135a48a1e392882b4386be4259704ad4ac2e82398901bf1313b3.exe	30
PID 2640 wrote to memory of 2824	2640	f3a2990ee13d135a48a1e392882b4386be4259704ad4ac2e82398901bf1313b3.exe	30
PID 2640 wrote to memory of 2824	2640	f3a2990ee13d135a48a1e392882b4386be4259704ad4ac2e82398901bf1313b3.exe	30
PID 2640 wrote to memory of 2824	2640	f3a2990ee13d135a48a1e392882b4386be4259704ad4ac2e82398901bf1313b3.exe	30
PID 2640 wrote to memory of 2824	2640	f3a2990ee13d135a48a1e392882b4386be4259704ad4ac2e82398901bf1313b3.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\f3a2990ee13d135a48a1e392882b4386be4259704ad4ac2e82398901bf1313b3.exe
"C:\Users\Admin\AppData\Local\Temp\f3a2990ee13d135a48a1e392882b4386be4259704ad4ac2e82398901bf1313b3.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2640
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\f3a2990ee13d135a48a1e392882b4386be4259704ad4ac2e82398901bf1313b3.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:2824

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/2640-6-0x00000000008F0000-0x0000000000CF0000-memory.dmp

Filesize
4.0MB

Download
memory/2824-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2824-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2824-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2824-12-0x00000000747BE000-0x00000000747BF000-memory.dmp

Filesize
4KB

Download
memory/2824-13-0x00000000747B0000-0x0000000074E9E000-memory.dmp

Filesize
6.9MB

Download
memory/2824-14-0x00000000747BE000-0x00000000747BF000-memory.dmp

Filesize
4KB

Download
memory/2824-15-0x00000000747B0000-0x0000000074E9E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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