snakekeylogger | e3e8544ef8ebfa6c4e2bad232e9a36e6d875c76db821e3510b3fb5d663b52f57

General

Target

e3e8544ef8ebfa6c4e2bad232e9a36e6d875c76db821e3510b3fb5d663b52f57.exe
Size

1.0MB
MD5

3539d70135423551c66d9ab3133f19cb
SHA1

36c89584ff8991c4db3f79b0452b737947035bed
SHA256

e3e8544ef8ebfa6c4e2bad232e9a36e6d875c76db821e3510b3fb5d663b52f57
SHA512

212393c56ecb08caae86d121134cb18316f01c65a0fd0a48ae6fdef77920547551f3e93b786dff00505969e2577afb25341f1345f9132ade6795d99324f520e4
SSDEEP

24576:CA9km6k/IwRYbiBeKGCpLcnFUSK2XXDaXBYGY4:z9sk/IRUnkySKszaq14

Score

10^/10

snakekeylogger collection discovery keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7832018288:AAF-gH2mdBfmXAJSuO5ww7UMKYuYCSKeFDA/sendMessage?chat_id=5007084465

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/1908-11-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1908-8-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1908-7-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1908-15-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1908-13-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e3e8544ef8ebfa6c4e2bad232e9a36e6d875c76db821e3510b3fb5d663b52f57.exe
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e3e8544ef8ebfa6c4e2bad232e9a36e6d875c76db821e3510b3fb5d663b52f57.exe
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e3e8544ef8ebfa6c4e2bad232e9a36e6d875c76db821e3510b3fb5d663b52f57.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
4	checkip.dyndns.org
8	reallyfreegeoip.org
9	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2368 set thread context of 1908	2368	e3e8544ef8ebfa6c4e2bad232e9a36e6d875c76db821e3510b3fb5d663b52f57.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	e3e8544ef8ebfa6c4e2bad232e9a36e6d875c76db821e3510b3fb5d663b52f57.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e3e8544ef8ebfa6c4e2bad232e9a36e6d875c76db821e3510b3fb5d663b52f57.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1908	e3e8544ef8ebfa6c4e2bad232e9a36e6d875c76db821e3510b3fb5d663b52f57.exe
1908	e3e8544ef8ebfa6c4e2bad232e9a36e6d875c76db821e3510b3fb5d663b52f57.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1908	e3e8544ef8ebfa6c4e2bad232e9a36e6d875c76db821e3510b3fb5d663b52f57.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2368 wrote to memory of 1908	2368	e3e8544ef8ebfa6c4e2bad232e9a36e6d875c76db821e3510b3fb5d663b52f57.exe	30
PID 2368 wrote to memory of 1908	2368	e3e8544ef8ebfa6c4e2bad232e9a36e6d875c76db821e3510b3fb5d663b52f57.exe	30
PID 2368 wrote to memory of 1908	2368	e3e8544ef8ebfa6c4e2bad232e9a36e6d875c76db821e3510b3fb5d663b52f57.exe	30
PID 2368 wrote to memory of 1908	2368	e3e8544ef8ebfa6c4e2bad232e9a36e6d875c76db821e3510b3fb5d663b52f57.exe	30
PID 2368 wrote to memory of 1908	2368	e3e8544ef8ebfa6c4e2bad232e9a36e6d875c76db821e3510b3fb5d663b52f57.exe	30
PID 2368 wrote to memory of 1908	2368	e3e8544ef8ebfa6c4e2bad232e9a36e6d875c76db821e3510b3fb5d663b52f57.exe	30
PID 2368 wrote to memory of 1908	2368	e3e8544ef8ebfa6c4e2bad232e9a36e6d875c76db821e3510b3fb5d663b52f57.exe	30
PID 2368 wrote to memory of 1908	2368	e3e8544ef8ebfa6c4e2bad232e9a36e6d875c76db821e3510b3fb5d663b52f57.exe	30
PID 2368 wrote to memory of 1908	2368	e3e8544ef8ebfa6c4e2bad232e9a36e6d875c76db821e3510b3fb5d663b52f57.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e3e8544ef8ebfa6c4e2bad232e9a36e6d875c76db821e3510b3fb5d663b52f57.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e3e8544ef8ebfa6c4e2bad232e9a36e6d875c76db821e3510b3fb5d663b52f57.exe

C:\Users\Admin\AppData\Local\Temp\e3e8544ef8ebfa6c4e2bad232e9a36e6d875c76db821e3510b3fb5d663b52f57.exe
"C:\Users\Admin\AppData\Local\Temp\e3e8544ef8ebfa6c4e2bad232e9a36e6d875c76db821e3510b3fb5d663b52f57.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2368
- C:\Users\Admin\AppData\Local\Temp\e3e8544ef8ebfa6c4e2bad232e9a36e6d875c76db821e3510b3fb5d663b52f57.exe
  "C:\Users\Admin\AppData\Local\Temp\e3e8544ef8ebfa6c4e2bad232e9a36e6d875c76db821e3510b3fb5d663b52f57.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:1908

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1908-13-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1908-6-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1908-19-0x0000000073F40000-0x000000007462E000-memory.dmp

Filesize
6.9MB

Download
memory/1908-17-0x0000000073F40000-0x000000007462E000-memory.dmp

Filesize
6.9MB

Download
memory/1908-16-0x0000000073F40000-0x000000007462E000-memory.dmp

Filesize
6.9MB

Download
memory/1908-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1908-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1908-8-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1908-15-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1908-5-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1908-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2368-1-0x00000000013A0000-0x00000000014B2000-memory.dmp

Filesize
1.1MB

Download
memory/2368-0-0x0000000073F4E000-0x0000000073F4F000-memory.dmp

Filesize
4KB

Download
memory/2368-4-0x0000000000410000-0x0000000000418000-memory.dmp

Filesize
32KB

Download
memory/2368-3-0x0000000073F40000-0x000000007462E000-memory.dmp

Filesize
6.9MB

Download
memory/2368-18-0x0000000073F40000-0x000000007462E000-memory.dmp

Filesize
6.9MB

Download
memory/2368-2-0x0000000000330000-0x0000000000384000-memory.dmp

Filesize
336KB

Download

Analysis

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