snakekeylogger | d80650ed37463b35238a439658309270ab12dd0b360f1d6dbe9b3e27fa298929

Analysis

max time kernel
308s
max time network
324s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 13:32

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General

Target

Document.exe
Size

1.3MB
MD5

0fbac84ae97242d3336c486f3886d058
SHA1

8dac1f87c7129b04a8ea1f06cf44ed0f51b7bbbe
SHA256

d80650ed37463b35238a439658309270ab12dd0b360f1d6dbe9b3e27fa298929
SHA512

efef78383be178db859d2a1fe0ef1c12a438099c6d13e5b5e6e94325f14bf26f215f9d31b501d9722cf6781da0f45a8b1bab4f08a470e52d6a9a96ba613a13f7
SSDEEP

24576:kzKZgh/aw8XFDg3FSKDqbLRLlvOQK0iCz4y2Dz:kzKqh/dfS/ZBf4N

Score

10^/10

snakekeylogger collection keylogger 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

Processes:

resource	yara_rule
behavioral2/memory/4736-138-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

Document.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Document.exe
Key opened	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Document.exe
Key opened	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Document.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.

Processes:

flow ioc

84 checkip.dyndns.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

Document.exe

description pid process target process

PID 3672 set thread context of 4736 3672 Document.exe Document.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

Document.exe

pid process

4736 Document.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Document.exe

description pid process

Token: SeDebugPrivilege 4736 Document.exe

flow	ioc
84	checkip.dyndns.org

description	pid	process	target process
PID 3672 set thread context of 4736	3672	Document.exe	Document.exe

pid	process
4736	Document.exe

description	pid	process
Token: SeDebugPrivilege	4736	Document.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

Document.exe

description	pid	process	target process
PID 3672 wrote to memory of 4736	3672	Document.exe	Document.exe
PID 3672 wrote to memory of 4736	3672	Document.exe	Document.exe
PID 3672 wrote to memory of 4736	3672	Document.exe	Document.exe
PID 3672 wrote to memory of 4736	3672	Document.exe	Document.exe
PID 3672 wrote to memory of 4736	3672	Document.exe	Document.exe
PID 3672 wrote to memory of 4736	3672	Document.exe	Document.exe
PID 3672 wrote to memory of 4736	3672	Document.exe	Document.exe
PID 3672 wrote to memory of 4736	3672	Document.exe	Document.exe

outlook_office_path 1 IoCs

Processes:

Document.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Document.exe

outlook_win_path 1 IoCs

Processes:

Document.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Document.exe

C:\Users\Admin\AppData\Local\Temp\Document.exe
"C:\Users\Admin\AppData\Local\Temp\Document.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3672

C:\Users\Admin\AppData\Local\Temp\Document.exe
"C:\Users\Admin\AppData\Local\Temp\Document.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4736

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Document.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/3672-132-0x0000000000450000-0x000000000059C000-memory.dmp

Filesize
1.3MB

Download
memory/3672-133-0x0000000005600000-0x0000000005BA4000-memory.dmp

Filesize
5.6MB

Download
memory/3672-134-0x0000000004F30000-0x0000000004FC2000-memory.dmp

Filesize
584KB

Download
memory/3672-135-0x0000000004FD0000-0x0000000004FDA000-memory.dmp

Filesize
40KB

Download
memory/3672-136-0x00000000089E0000-0x0000000008A7C000-memory.dmp

Filesize
624KB

Download
memory/4736-137-0x0000000000000000-mapping.dmp

Download
memory/4736-138-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download