snakekeylogger | 72591e77bbafe38b00b3946db0ac4dfd559ff18a13562d6e58a9bdb10a668ae9

Analysis

max time kernel
148s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
07/11/2022, 12:23

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General

Target
PO48995.exe
Size 1.0MB
Sample221107-pkfmdafde4
SHA256 72591e77bbafe38b00b3946db0ac4dfd559ff18a13562d6e58a9bdb10a668ae9
MD5 d590c6d5fdd04400034c68868519c388
SHA1 f412414c628d6d054dcf32699790549b8bb43975
SHA512 67f8e79cf411e326a46abff733a748e6dd3c578725b74094fb673929f175172d29264e91b50dec2f4162dbc035d0d2192805006499bf3b6293637e0121537dd9
SSDEEP 12288:OIWxQir2iNb27toeMPVRSOMxIbwRzUuC0ysfUo33usQ1tCaoBY:O9r1paHMtYTE+jCZsfUyY0BY
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

https://api.telegram.org/bot5310184099:AAGxqu0IL8tjOF6Eq6x2u0gfcHhvuxRwfLU/sendMessage?chat_id=5350445922

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/2104-138-0x0000000000400000-0x0000000000426000-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-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO48995.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO48995.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO48995.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
35	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4216 set thread context of 2104	4216	PO48995.exe	83

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2104	PO48995.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2104	PO48995.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4216 wrote to memory of 2104	4216	PO48995.exe	83
PID 4216 wrote to memory of 2104	4216	PO48995.exe	83
PID 4216 wrote to memory of 2104	4216	PO48995.exe	83
PID 4216 wrote to memory of 2104	4216	PO48995.exe	83
PID 4216 wrote to memory of 2104	4216	PO48995.exe	83
PID 4216 wrote to memory of 2104	4216	PO48995.exe	83
PID 4216 wrote to memory of 2104	4216	PO48995.exe	83
PID 4216 wrote to memory of 2104	4216	PO48995.exe	83

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO48995.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO48995.exe

C:\Users\Admin\AppData\Local\Temp\PO48995.exe
"C:\Users\Admin\AppData\Local\Temp\PO48995.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4216
- C:\Users\Admin\AppData\Local\Temp\PO48995.exe
  "C:\Users\Admin\AppData\Local\Temp\PO48995.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2104

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

PO48995.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PO48995.exe.log
Size 1KB
SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
MD5 8ec831f3e3a3f77e4a7b9cd32b48384c
SHA1 d83f09fd87c5bd86e045873c231c14836e76a05c
SHA512 26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
MD5 SHA1 SHA512

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memory/2104-138-0x0000000000400000-0x0000000000426000-memory.dmp

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memory/2104-140-0x0000000006B40000-0x0000000006D02000-memory.dmp

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memory/4216-132-0x0000000000380000-0x0000000000488000-memory.dmp

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memory/4216-133-0x0000000005260000-0x0000000005804000-memory.dmp

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memory/4216-134-0x0000000004D50000-0x0000000004DE2000-memory.dmp

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memory/4216-135-0x0000000004D00000-0x0000000004D0A000-memory.dmp

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memory/4216-136-0x0000000008C50000-0x0000000008CEC000-memory.dmp

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