snakekeylogger | 346838cb6803df92a264b5f355b5a5f6de79dd3c6bb61b26187cd86df96d44ac

Analysis

max time kernel
140s
max time network
120s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
27-06-2024 13:39

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General

Target

Medisave Order 180827.exe
Size

684KB
MD5

33a761dbe5930c762f7f88f7d733a7fe
SHA1

886c6d95005d2d5e9b2b9cb3f994826e49ba512e
SHA256

9fb198089a3815b1b5ead8e5c11c087a92aa37769e3ab9fc3d09646557743d14
SHA512

1f2488e3350451b77fe8abbeca5589d2ac4558b582dbaaddac16f2dc89cda6a4d00fcb2d4b287ab13cd0dbcab11fdb598a21aec1c524cc65ea56f6bc1596e67f
SSDEEP

12288:NiDH1gDKcFRdrZjtE4rByjrhw6ct8NCmdyfwasqipKO29cX:QgDKcFRdrF240jW3tsdyRipKO29cX

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

https://api.telegram.org/bot1253930875:AAHtgtSce_nZyxAmWaCL8F3TRro9rp-ilvI/sendMessage?chat_id=1323227338

Signatures

Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
stealer keylogger snakekeylogger
Loads dropped DLL 2 IoCs

Processes:

Medisave Order 180827.exe

pid process

1368 Medisave Order 180827.exe
1368 Medisave Order 180827.exe
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
T1552.001
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 2 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

pid	process
1368	Medisave Order 180827.exe
1368	Medisave Order 180827.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

Medisave Order 180827.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Medisave Order 180827.exe
Key opened	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Medisave Order 180827.exe
Key opened	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Medisave Order 180827.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.

Processes:

flow ioc

8 freegeoip.app
9 freegeoip.app
4 checkip.dyndns.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

Medisave Order 180827.exe

description pid process target process

PID 1368 set thread context of 1872 1368 Medisave Order 180827.exe Medisave Order 180827.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2728 1872 WerFault.exe Medisave Order 180827.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

Medisave Order 180827.exeMedisave Order 180827.exe

pid process

1368 Medisave Order 180827.exe
1368 Medisave Order 180827.exe
1368 Medisave Order 180827.exe
1368 Medisave Order 180827.exe
1872 Medisave Order 180827.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

Medisave Order 180827.exe

pid process

1368 Medisave Order 180827.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Medisave Order 180827.exe

description pid process

Token: SeDebugPrivilege 1872 Medisave Order 180827.exe

flow	ioc
8	freegeoip.app
9	freegeoip.app
4	checkip.dyndns.org

description	pid	process	target process
PID 1368 set thread context of 1872	1368	Medisave Order 180827.exe	Medisave Order 180827.exe

pid	pid_target	process	target process
2728	1872	WerFault.exe	Medisave Order 180827.exe

pid	process
1368	Medisave Order 180827.exe
1368	Medisave Order 180827.exe
1368	Medisave Order 180827.exe
1368	Medisave Order 180827.exe
1872	Medisave Order 180827.exe

pid	process
1368	Medisave Order 180827.exe

description	pid	process
Token: SeDebugPrivilege	1872	Medisave Order 180827.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

Medisave Order 180827.exeMedisave Order 180827.exe

description	pid	process	target process
PID 1368 wrote to memory of 1872	1368	Medisave Order 180827.exe	Medisave Order 180827.exe
PID 1368 wrote to memory of 1872	1368	Medisave Order 180827.exe	Medisave Order 180827.exe
PID 1368 wrote to memory of 1872	1368	Medisave Order 180827.exe	Medisave Order 180827.exe
PID 1368 wrote to memory of 1872	1368	Medisave Order 180827.exe	Medisave Order 180827.exe
PID 1368 wrote to memory of 1872	1368	Medisave Order 180827.exe	Medisave Order 180827.exe
PID 1872 wrote to memory of 2728	1872	Medisave Order 180827.exe	WerFault.exe
PID 1872 wrote to memory of 2728	1872	Medisave Order 180827.exe	WerFault.exe
PID 1872 wrote to memory of 2728	1872	Medisave Order 180827.exe	WerFault.exe
PID 1872 wrote to memory of 2728	1872	Medisave Order 180827.exe	WerFault.exe

outlook_office_path 1 IoCs

Processes:

Medisave Order 180827.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Medisave Order 180827.exe

outlook_win_path 1 IoCs

Processes:

Medisave Order 180827.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Medisave Order 180827.exe

C:\Users\Admin\AppData\Local\Temp\Medisave Order 180827.exe
"C:\Users\Admin\AppData\Local\Temp\Medisave Order 180827.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1368

C:\Users\Admin\AppData\Local\Temp\Medisave Order 180827.exe
"C:\Users\Admin\AppData\Local\Temp\Medisave Order 180827.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:1872

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1872 -s 1008
3⤵
- Program crash
PID:2728

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\8d144.dll
Filesize
10KB

MD5
fcaca1b9ad5fe0bfed523839d37ecf27

SHA1
66fdce05606bc861b42fec41b0505668ac21defe

SHA256
3f36bb6084f358696601a687bee93c006bdbb4155a16603ad350d83093a94417

SHA512
41b2144eef175e61a9dc417dd8556f653268584ef82c44132b2d505f00dad488dffce370beffeabf322ecf8cfa3cdad6f80b7f3fab8e0a29941aafe77e9c564c

Download Submit
\Users\Admin\AppData\Local\Temp\nsi3257.tmp\System.dll
Filesize
11KB

MD5
fccff8cb7a1067e23fd2e2b63971a8e1

SHA1
30e2a9e137c1223a78a0f7b0bf96a1c361976d91

SHA256
6fcea34c8666b06368379c6c402b5321202c11b00889401c743fb96c516c679e

SHA512
f4335e84e6f8d70e462a22f1c93d2998673a7616c868177cac3e8784a3be1d7d0bb96f2583fa0ed82f4f2b6b8f5d9b33521c279a42e055d80a94b4f3f1791e0c

Download Submit
memory/1368-11-0x0000000010000000-0x0000000010005000-memory.dmp

Filesize
20KB

Download
memory/1368-13-0x0000000010000000-0x0000000010005000-memory.dmp

Filesize
20KB

Download
memory/1872-12-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1872-15-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1872-16-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1872-17-0x00000000020B0000-0x000000000211A000-memory.dmp

Filesize
424KB

Download