dridex | 79a2e8ca12d85114df7e1f8c6490220ad0128e462aaa26cdd580a0ad6aa87f98

Analysis

max time kernel
141s
max time network
126s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
01-04-2024 16:45

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General

Target

7529ff3f19ea565aa217b72b80daf579_JaffaCakes118.dll
Size

620KB
MD5

7529ff3f19ea565aa217b72b80daf579
SHA1

79740bb080dae6eb1fbfe07bdbcae23c116aea98
SHA256

79a2e8ca12d85114df7e1f8c6490220ad0128e462aaa26cdd580a0ad6aa87f98
SHA512

56392a24c7d30631cc93fcbfe1f5f8810fa8596e633191a4a35e129b90818418d340e2467439cf572b3908af15e46769e249b26a06a81bbcac06f7d3373d6a23
SSDEEP

12288:zE6rSiF4Wbs3j09TMmonCh5atbz9+eoQoUZpDd7Da1nX9y1VO/zFZxL:RerD3j0dMZnCutz4zI5xDwXUfmB

Score

10^/10

dridex 10222 botnet discovery evasion trojan

Malware Config

Extracted

Family

dridex

Botnet

10222

174.128.245.202:443

51.83.3.52:13786

69.64.50.41:6602

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Blocklisted process makes network request 2 IoCs

Processes:

rundll32.exe

flow pid process

3 1588 rundll32.exe
5 1588 rundll32.exe
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
Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

rundll32.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe

flow	pid	process
3	1588	rundll32.exe
5	1588	rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 1456 wrote to memory of 1588	1456	rundll32.exe	rundll32.exe
PID 1456 wrote to memory of 1588	1456	rundll32.exe	rundll32.exe
PID 1456 wrote to memory of 1588	1456	rundll32.exe	rundll32.exe
PID 1456 wrote to memory of 1588	1456	rundll32.exe	rundll32.exe
PID 1456 wrote to memory of 1588	1456	rundll32.exe	rundll32.exe
PID 1456 wrote to memory of 1588	1456	rundll32.exe	rundll32.exe
PID 1456 wrote to memory of 1588	1456	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7529ff3f19ea565aa217b72b80daf579_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1456
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\7529ff3f19ea565aa217b72b80daf579_JaffaCakes118.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  PID:1588

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1588-0-0x00000000008A0000-0x00000000009D9000-memory.dmp

Filesize
1.2MB

Download
memory/1588-2-0x00000000008A0000-0x00000000009D9000-memory.dmp

Filesize
1.2MB

Download
memory/1588-4-0x00000000008A0000-0x00000000009D9000-memory.dmp

Filesize
1.2MB

Download
memory/1588-6-0x00000000000D0000-0x00000000000D1000-memory.dmp

Filesize
4KB

Download
memory/1588-7-0x00000000008A0000-0x00000000009D9000-memory.dmp

Filesize
1.2MB

Download
memory/1588-8-0x00000000008A0000-0x00000000009D9000-memory.dmp

Filesize
1.2MB

Download
memory/1588-10-0x00000000000D0000-0x00000000000D1000-memory.dmp

Filesize
4KB

Download