snakekeylogger | bdb382389eefc500306dbec15a700729461619bfe143a4f3b3e3d590e4f575c7

General

Target

bdb382389eefc500306dbec15a700729461619bfe143a4f3b3e3d590e4f575c7.exe
Size

969KB
MD5

e3b3d568e602fae0ca682a90ce0871b5
SHA1

889ee5a21ef1c377855c254975fe62b950a78591
SHA256

bdb382389eefc500306dbec15a700729461619bfe143a4f3b3e3d590e4f575c7
SHA512

ca6777de939371bf517d6b1bc35b74af1ce6294d5b4cdd576ad68aa98c5fd107458ce246208d12d9e0597e64384c226e3f086e205c52fa73ba167dcbcf3bfc9f
SSDEEP

24576:8u6J33O0c+JY5UZ+XC0kGso6Fagc6R4dVpEWY:mu0c++OCvkGs9Fag5R4lY

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7624982458:AAF_lSk1IxZpF5LbOLsMBtaySzHpr-2Roy0/sendMessage?chat_id=1294593001

Signatures

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

Snake Keylogger payload 3 IoCs

resource	yara_rule
behavioral1/memory/3020-7-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/3020-11-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/3020-9-0x0000000000400000-0x0000000000426000-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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\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
9	reallyfreegeoip.org
4	checkip.dyndns.org
8	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2572 set thread context of 3020	2572	bdb382389eefc500306dbec15a700729461619bfe143a4f3b3e3d590e4f575c7.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	bdb382389eefc500306dbec15a700729461619bfe143a4f3b3e3d590e4f575c7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3020	RegSvcs.exe
3020	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2572	bdb382389eefc500306dbec15a700729461619bfe143a4f3b3e3d590e4f575c7.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3020	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2572	bdb382389eefc500306dbec15a700729461619bfe143a4f3b3e3d590e4f575c7.exe
2572	bdb382389eefc500306dbec15a700729461619bfe143a4f3b3e3d590e4f575c7.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2572	bdb382389eefc500306dbec15a700729461619bfe143a4f3b3e3d590e4f575c7.exe
2572	bdb382389eefc500306dbec15a700729461619bfe143a4f3b3e3d590e4f575c7.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2572 wrote to memory of 3020	2572	bdb382389eefc500306dbec15a700729461619bfe143a4f3b3e3d590e4f575c7.exe	31
PID 2572 wrote to memory of 3020	2572	bdb382389eefc500306dbec15a700729461619bfe143a4f3b3e3d590e4f575c7.exe	31
PID 2572 wrote to memory of 3020	2572	bdb382389eefc500306dbec15a700729461619bfe143a4f3b3e3d590e4f575c7.exe	31
PID 2572 wrote to memory of 3020	2572	bdb382389eefc500306dbec15a700729461619bfe143a4f3b3e3d590e4f575c7.exe	31
PID 2572 wrote to memory of 3020	2572	bdb382389eefc500306dbec15a700729461619bfe143a4f3b3e3d590e4f575c7.exe	31
PID 2572 wrote to memory of 3020	2572	bdb382389eefc500306dbec15a700729461619bfe143a4f3b3e3d590e4f575c7.exe	31
PID 2572 wrote to memory of 3020	2572	bdb382389eefc500306dbec15a700729461619bfe143a4f3b3e3d590e4f575c7.exe	31
PID 2572 wrote to memory of 3020	2572	bdb382389eefc500306dbec15a700729461619bfe143a4f3b3e3d590e4f575c7.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\bdb382389eefc500306dbec15a700729461619bfe143a4f3b3e3d590e4f575c7.exe
"C:\Users\Admin\AppData\Local\Temp\bdb382389eefc500306dbec15a700729461619bfe143a4f3b3e3d590e4f575c7.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:2572
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\bdb382389eefc500306dbec15a700729461619bfe143a4f3b3e3d590e4f575c7.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:3020

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/2572-6-0x0000000000670000-0x0000000000A70000-memory.dmp

Filesize
4.0MB

Download
memory/3020-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3020-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3020-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3020-12-0x000000007449E000-0x000000007449F000-memory.dmp

Filesize
4KB

Download
memory/3020-13-0x0000000074490000-0x0000000074B7E000-memory.dmp

Filesize
6.9MB

Download
memory/3020-14-0x000000007449E000-0x000000007449F000-memory.dmp

Filesize
4KB

Download
memory/3020-15-0x0000000074490000-0x0000000074B7E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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