snakekeylogger | 7a1be9cf221328688b575556f901eb33100299fc6488baf5a5c7b3611cad95f5

General

Target

e-dekont.exe
Size

798KB
MD5

9b9e526501d1ec734f53161592c32d48
SHA1

a8cc2b30fa509d302275f93a9e9ade0b1f45d8e8
SHA256

7a1be9cf221328688b575556f901eb33100299fc6488baf5a5c7b3611cad95f5
SHA512

7927e1d979622c48f66689f4d6333925bb51a862035400b0e9cc12333347c24889650ef86979fbd817e58af8b7cbb08b04e30f8d5efdf96f438a1528a000778e
SSDEEP

12288:Gh702iNn2iNwAE4DJJPwWjP6urTmoxZZYo3f:X1B1WKDJJ5bmM3

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot5587666659:AAG8NrrXJQs__dhk8nLJBFOspz2my8OVpX0/sendMessage?chat_id=5569775004

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/3904-139-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
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
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e-dekont.exe
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e-dekont.exe
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e-dekont.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
32	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4028 set thread context of 3904	4028	e-dekont.exe	92

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
4028	e-dekont.exe
4028	e-dekont.exe
3904	e-dekont.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4028	e-dekont.exe
Token: SeDebugPrivilege	3904	e-dekont.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4028 wrote to memory of 3908	4028	e-dekont.exe	91
PID 4028 wrote to memory of 3908	4028	e-dekont.exe	91
PID 4028 wrote to memory of 3908	4028	e-dekont.exe	91
PID 4028 wrote to memory of 3904	4028	e-dekont.exe	92
PID 4028 wrote to memory of 3904	4028	e-dekont.exe	92
PID 4028 wrote to memory of 3904	4028	e-dekont.exe	92
PID 4028 wrote to memory of 3904	4028	e-dekont.exe	92
PID 4028 wrote to memory of 3904	4028	e-dekont.exe	92
PID 4028 wrote to memory of 3904	4028	e-dekont.exe	92
PID 4028 wrote to memory of 3904	4028	e-dekont.exe	92
PID 4028 wrote to memory of 3904	4028	e-dekont.exe	92

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e-dekont.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e-dekont.exe

C:\Users\Admin\AppData\Local\Temp\e-dekont.exe
"C:\Users\Admin\AppData\Local\Temp\e-dekont.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4028
- C:\Users\Admin\AppData\Local\Temp\e-dekont.exe
  "C:\Users\Admin\AppData\Local\Temp\e-dekont.exe"
  2⤵
  PID:3908
- C:\Users\Admin\AppData\Local\Temp\e-dekont.exe
  "C:\Users\Admin\AppData\Local\Temp\e-dekont.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:3904

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\e-dekont.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/3904-139-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3904-141-0x00000000069F0000-0x0000000006BB2000-memory.dmp

Filesize
1.8MB

Download
memory/4028-132-0x00000000008E0000-0x00000000009AE000-memory.dmp

Filesize
824KB

Download
memory/4028-133-0x00000000058B0000-0x0000000005E54000-memory.dmp

Filesize
5.6MB

Download
memory/4028-134-0x0000000005210000-0x00000000052A2000-memory.dmp

Filesize
584KB

Download
memory/4028-135-0x00000000052C0000-0x00000000052CA000-memory.dmp

Filesize
40KB

Download
memory/4028-136-0x0000000007860000-0x00000000078FC000-memory.dmp

Filesize
624KB

Download

Analysis

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