dridex | d9a0123b23593accbbcdb0fcec0e521b3da8a69a7cc59dfaf847173e8128d708

Analysis

max time kernel
141s
max time network
122s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
20/07/2024, 04:04

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General

Target

5ef643c06d606faf37ca3b390ce33640_JaffaCakes118.dll
Size

1.0MB
MD5

5ef643c06d606faf37ca3b390ce33640
SHA1

5be3ececaadf0c150d9b82c78f86757e8041e14d
SHA256

d9a0123b23593accbbcdb0fcec0e521b3da8a69a7cc59dfaf847173e8128d708
SHA512

ce11bdd9d50e5a32d182e9a117b37dca85e1b05ac2c3d995e3ede12c738e1dfc64ce10907836ce5bcd65e5d1b02effbadfbbd667b0c3b3f0b62aebe62eea40cf
SSDEEP

24576:ItumPtwAiyvA/7bGIkFXNr9ypZQf3E/DzLhukd5TkWCftZgugu:y3Pvo/3G9XNr2A38XhDTkpftZgugu

Score

10^/10

dridex 10444 botnet discovery evasion trojan

Malware Config

Extracted

Family

dridex

Botnet

10444

209.20.87.138:443

198.1.115.153:8172

151.236.29.248:6516

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

flow	pid	Process
3	2768	rundll32.exe
5	2768	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

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

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2708 wrote to memory of 2768	2708	rundll32.exe	31
PID 2708 wrote to memory of 2768	2708	rundll32.exe	31
PID 2708 wrote to memory of 2768	2708	rundll32.exe	31
PID 2708 wrote to memory of 2768	2708	rundll32.exe	31
PID 2708 wrote to memory of 2768	2708	rundll32.exe	31
PID 2708 wrote to memory of 2768	2708	rundll32.exe	31
PID 2708 wrote to memory of 2768	2708	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5ef643c06d606faf37ca3b390ce33640_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2708
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\5ef643c06d606faf37ca3b390ce33640_JaffaCakes118.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  PID:2768

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/2768-0-0x0000000074350000-0x00000000744BA000-memory.dmp

Filesize
1.4MB

Download
memory/2768-2-0x000000007445A000-0x000000007445E000-memory.dmp

Filesize
16KB

Download
memory/2768-3-0x0000000074350000-0x00000000744BA000-memory.dmp

Filesize
1.4MB

Download
memory/2768-4-0x0000000074350000-0x00000000744BA000-memory.dmp

Filesize
1.4MB

Download