13815a2db1aef308f2be66b674a9c3dd166390ead36a4aea6707aa2a2d79cd96

Analysis

max time kernel
142s
max time network
124s
platform
windows7_x64
resource
win7-20240611-en
resource tags

arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
submitted
24/06/2024, 16:38

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General

Target

09a4d05a2a42191f93c0f78a92b766e3_JaffaCakes118.dll
Size

548KB
MD5

09a4d05a2a42191f93c0f78a92b766e3
SHA1

086a836c6c3a06fa6246fa4532f8d0b647e1e40b
SHA256

13815a2db1aef308f2be66b674a9c3dd166390ead36a4aea6707aa2a2d79cd96
SHA512

e5d30c46207118edb786e251869bd5e9bd87e63433a76febbc01332beb0e888c388e89ce48daa552a1b3b10c8ace802e72ad114f225c227a4bb96449429cbcf2
SSDEEP

12288:b64aIkqLJ6ajedvbHAimByOtm5O+PVLURYkiEWvfoS:b6iZ6VjCp+PayoW

Score

7^/10

discovery spyware stealer upx

Malware Config

Signatures

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2164-3-0x0000000002090000-0x000000000227C000-memory.dmp	upx
behavioral1/memory/2164-2-0x0000000002090000-0x000000000227C000-memory.dmp	upx
behavioral1/memory/2164-1-0x0000000002090000-0x000000000227C000-memory.dmp	upx
behavioral1/memory/2164-5-0x0000000002090000-0x000000000227C000-memory.dmp	upx
behavioral1/memory/2164-8-0x0000000002090000-0x000000000227C000-memory.dmp	upx
behavioral1/memory/2164-9-0x0000000002090000-0x000000000227C000-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

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2164	rundll32.exe
2164	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2164	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2240 wrote to memory of 2164	2240	rundll32.exe	28
PID 2240 wrote to memory of 2164	2240	rundll32.exe	28
PID 2240 wrote to memory of 2164	2240	rundll32.exe	28
PID 2240 wrote to memory of 2164	2240	rundll32.exe	28
PID 2240 wrote to memory of 2164	2240	rundll32.exe	28
PID 2240 wrote to memory of 2164	2240	rundll32.exe	28
PID 2240 wrote to memory of 2164	2240	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\09a4d05a2a42191f93c0f78a92b766e3_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2240
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\09a4d05a2a42191f93c0f78a92b766e3_JaffaCakes118.dll,#1
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2164

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials in Registry

T1552.002

Discovery

Query Registry

T1012

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2164-0-0x0000000002090000-0x000000000227C000-memory.dmp

Filesize
1.9MB

Download
memory/2164-3-0x0000000002090000-0x000000000227C000-memory.dmp

Filesize
1.9MB

Download
memory/2164-2-0x0000000002090000-0x000000000227C000-memory.dmp

Filesize
1.9MB

Download
memory/2164-1-0x0000000002090000-0x000000000227C000-memory.dmp

Filesize
1.9MB

Download
memory/2164-4-0x00000000000F0000-0x0000000000104000-memory.dmp

Filesize
80KB

Download
memory/2164-5-0x0000000002090000-0x000000000227C000-memory.dmp

Filesize
1.9MB

Download
memory/2164-8-0x0000000002090000-0x000000000227C000-memory.dmp

Filesize
1.9MB

Download
memory/2164-7-0x0000000002174000-0x00000000021EF000-memory.dmp

Filesize
492KB

Download
memory/2164-9-0x0000000002090000-0x000000000227C000-memory.dmp

Filesize
1.9MB

Download
memory/2164-11-0x0000000002174000-0x00000000021EF000-memory.dmp

Filesize
492KB

Download