dridex | 338c51d1626cec578cea2269af6538ab60028371c834754542c083999317614e

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
02-04-2024 10:46

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General

Target

8a6b89b7ab98086851afc750ea43e530_JaffaCakes118.dll
Size

608KB
MD5

8a6b89b7ab98086851afc750ea43e530
SHA1

15bf1c93d5c34b7e7087145f206991352ca76e40
SHA256

338c51d1626cec578cea2269af6538ab60028371c834754542c083999317614e
SHA512

1dd01861f2ce75e2ecfbbb4316dab211217cff47574f7df7e8f3dbeaf256319c1ba761c009716bab3ae2db3012123b0ddf6b1bbab711ed6bec3b6e67642d61e8
SSDEEP

12288:fZGQdqOG0KJqydLqQSeCqsVK8kPRGO35N9mVKzXc6:fZ0HWjeCVVK8kP9N9oe

Score

10^/10

dridex 10444 botnet discovery evasion trojan

Malware Config

Extracted

Family

dridex

Botnet

10444

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

21 648 rundll32.exe
48 648 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
21	648	rundll32.exe
48	648	rundll32.exe

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

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 4680 wrote to memory of 648	4680	rundll32.exe	rundll32.exe
PID 4680 wrote to memory of 648	4680	rundll32.exe	rundll32.exe
PID 4680 wrote to memory of 648	4680	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8a6b89b7ab98086851afc750ea43e530_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4680
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\8a6b89b7ab98086851afc750ea43e530_JaffaCakes118.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  PID:648

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/648-0-0x00000000020C0000-0x00000000021F4000-memory.dmp

Filesize
1.2MB

Download
memory/648-2-0x00000000020C0000-0x00000000021F4000-memory.dmp

Filesize
1.2MB

Download
memory/648-3-0x00000000020C0000-0x00000000021F4000-memory.dmp

Filesize
1.2MB

Download
memory/648-5-0x0000000000890000-0x0000000000891000-memory.dmp

Filesize
4KB

Download
memory/648-6-0x00000000020C0000-0x00000000021F4000-memory.dmp

Filesize
1.2MB

Download
memory/648-7-0x00000000020C0000-0x00000000021F4000-memory.dmp

Filesize
1.2MB

Download
memory/648-9-0x0000000000890000-0x0000000000891000-memory.dmp

Filesize
4KB

Download