webmonitor | 4393b05a23f05af255589f1c32935811d2e6a8f112e54c956b8c52051e0a4669

Analysis

max time kernel
94s
max time network
122s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20/09/2024, 21:08

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General

Target

ee6d202c314430288e1babc3c9256f40_JaffaCakes118.exe
Size

361KB
MD5

ee6d202c314430288e1babc3c9256f40
SHA1

e1db7db841535428e0bd482b6fcd4e35a5ec7c33
SHA256

4393b05a23f05af255589f1c32935811d2e6a8f112e54c956b8c52051e0a4669
SHA512

ef6ef49b3e5a57a699b2802d2a53ff48db3230e68944bb1b69f8f77180c283055f2efaee59553c7e19371e0bb904084e178f26cea8312ca55e2280057552ecf2
SSDEEP

6144:Ul6YqK05YIe1QlzZPGrllLF/NABJj7PF4eSvJHnmrKqslCjru8dkcVLf1DQ7LaaN:IlqKjSzZPGRlpU1F3SvJulXvVdDIpJXD

Score

10^/10

webmonitor backdoor discovery infostealer rat upx

Malware Config

Extracted

Family

webmonitor

qqsola.wm01.to:443

Attributes

config_key
jJYLbTB9TsvWtCPWrodDFU1k5EBbvtuI
private_key
neS5F12vo
url_path
/recv5.php

Signatures

RevcodeRat, WebMonitorRat
WebMonitor is a remote access tool that you can use from any browser access to control, and monitor your phones, or PCs.
backdoor rat infostealer webmonitor

WebMonitor payload 1 IoCs

resource	yara_rule
behavioral2/memory/3000-5-0x0000000000400000-0x00000000004F2000-memory.dmp	family_webmonitor

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation	ee6d202c314430288e1babc3c9256f40_JaffaCakes118.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/3000-0-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/3000-5-0x0000000000400000-0x00000000004F2000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	ee6d202c314430288e1babc3c9256f40_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3000	ee6d202c314430288e1babc3c9256f40_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3000	ee6d202c314430288e1babc3c9256f40_JaffaCakes118.exe
Token: SeCreatePagefilePrivilege	3000	ee6d202c314430288e1babc3c9256f40_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3000 wrote to memory of 5068	3000	ee6d202c314430288e1babc3c9256f40_JaffaCakes118.exe	87
PID 3000 wrote to memory of 5068	3000	ee6d202c314430288e1babc3c9256f40_JaffaCakes118.exe	87
PID 3000 wrote to memory of 5068	3000	ee6d202c314430288e1babc3c9256f40_JaffaCakes118.exe	87

C:\Users\Admin\AppData\Local\Temp\ee6d202c314430288e1babc3c9256f40_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ee6d202c314430288e1babc3c9256f40_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3000
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\xoCk4WbihewIoBTV.bat" "
  2⤵
  - System Location Discovery: System Language Discovery
  PID:5068

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\xoCk4WbihewIoBTV.bat

Filesize
204B

MD5
00f23ad81e3758434f03a149affbef7a

SHA1
ff39acf5ee048f9a5ef9ffd51c82fbb546b9ce5c

SHA256
ee9776ac3dd756597925fab41a57e35d7491e4d9dee4c2d0545a756a7f695285

SHA512
5bcbdae05e0501586b20c0d51b404a243e241e9014ecccb99157420a72672eaa8e2a2b6986fa89b43974e1e062c80ec743485eee586be0268471f9e2c9fde04f

Download Submit
memory/3000-0-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/3000-5-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download