2df558aa9cd4bf5aa937e74325500ff525371398c3097e0ca63efa52f70df81c

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21/09/2024, 03:26

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General

Target

eefb69245756c819440fb54b49dbcc79_JaffaCakes118.exe
Size

908KB
MD5

eefb69245756c819440fb54b49dbcc79
SHA1

8f793c756edf70b802dd87d4533123bcd11856bb
SHA256

2df558aa9cd4bf5aa937e74325500ff525371398c3097e0ca63efa52f70df81c
SHA512

5a833642c8699c7f1a48b46ce8cf7d304014547a89aa9d8751218f65e9bbecf95b5c2a1d0dbb4a74572fbeadc0132b30cecb27f98ff3dc5bb03728a3f9b08442
SSDEEP

24576:98daF+NHkp3kwV1TzFohPbMyuiUHTM4zz:idaFH3JVhuwIk

Score

7^/10

discovery upx

Malware Config

Signatures

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-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation	eefb69245756c819440fb54b49dbcc79_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
816	INSTAL~1.EXE

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3924-0-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral2/memory/3924-23-0x0000000000400000-0x0000000000413000-memory.dmp	upx

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops file in Program Files directory 15 IoCs

description	ioc	Process
File created	\??\c:\program files\SecuwaySSL\bin\SecuwaySSL.exe	eefb69245756c819440fb54b49dbcc79_JaffaCakes118.exe
File created	\??\c:\program files\SecuwaySSL\bin\sslvpn.exe	eefb69245756c819440fb54b49dbcc79_JaffaCakes118.exe
File created	\??\c:\program files\SecuwaySSL\config\tmp-ca.crt	eefb69245756c819440fb54b49dbcc79_JaffaCakes118.exe
File created	\??\c:\program files\SecuwaySSL\log\	eefb69245756c819440fb54b49dbcc79_JaffaCakes118.exe
File created	\??\c:\program files\SecuwaySSL\SSLUnInstaller.exe	eefb69245756c819440fb54b49dbcc79_JaffaCakes118.exe
File created	\??\c:\program files\SecuwaySSL\bin\libssl32.dll	eefb69245756c819440fb54b49dbcc79_JaffaCakes118.exe
File created	\??\c:\program files\SecuwaySSL\bin\ssleay32.dll	eefb69245756c819440fb54b49dbcc79_JaffaCakes118.exe
File created	\??\c:\program files\SecuwaySSL\bin\ssltray.exe	eefb69245756c819440fb54b49dbcc79_JaffaCakes118.exe
File created	\??\c:\program files\SecuwaySSL\driver\OemWin2k.inf	eefb69245756c819440fb54b49dbcc79_JaffaCakes118.exe
File created	\??\c:\program files\SecuwaySSL\TDIREDIR.sys	eefb69245756c819440fb54b49dbcc79_JaffaCakes118.exe
File created	\??\c:\program files\SecuwaySSL\bin\libeay32.dll	eefb69245756c819440fb54b49dbcc79_JaffaCakes118.exe
File created	\??\c:\program files\SecuwaySSL\Installer.exe	eefb69245756c819440fb54b49dbcc79_JaffaCakes118.exe
File created	\??\c:\program files\SecuwaySSL\bin\HookDll.dll	eefb69245756c819440fb54b49dbcc79_JaffaCakes118.exe
File created	\??\c:\program files\SecuwaySSL\driver\tap0801.sys	eefb69245756c819440fb54b49dbcc79_JaffaCakes118.exe
File created	\??\c:\program files\SecuwaySSL\bin\tapinstall.exe	eefb69245756c819440fb54b49dbcc79_JaffaCakes118.exe

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	eefb69245756c819440fb54b49dbcc79_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	INSTAL~1.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3924 wrote to memory of 816	3924	eefb69245756c819440fb54b49dbcc79_JaffaCakes118.exe	84
PID 3924 wrote to memory of 816	3924	eefb69245756c819440fb54b49dbcc79_JaffaCakes118.exe	84
PID 3924 wrote to memory of 816	3924	eefb69245756c819440fb54b49dbcc79_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\eefb69245756c819440fb54b49dbcc79_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\eefb69245756c819440fb54b49dbcc79_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3924
- C:\PROGRA~1\SECUWA~1\INSTAL~1.EXE
  "C:\PROGRA~1\SECUWA~1\INSTAL~1.EXE"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:816

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:\PROGRA~1\SECUWA~1\INSTAL~1.EXE

Filesize
48KB

MD5
0c52af9943bddcdb65aed22d80d4bdaf

SHA1
188344405c052d2267d746cdfde5e78a6b4c9bcd

SHA256
7acffb852e863238e8e0d1acf068b9df291919b202c37eea2dac4f92090ed41b

SHA512
6bf61e4f7e72394821aa4e1e9d2f12af33548a73aa67afccfd5ea7b13c679234fdfca6a9d6f5122270a76393c7ebd77dbcb6748b35c5e81dc0b1a50b946b4efe

Download Submit
memory/3924-0-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/3924-23-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download