dridex | a21146842a0f63b5eb7a548542eaf1660e0cd246dfce90b0565830da91521b57

Analysis

max time kernel
141s
max time network
126s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
31-12-2024 15:30

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General

Target

JaffaCakes118_251c906a5edc1412668f248ad48694c2.dll
Size

608KB
MD5

251c906a5edc1412668f248ad48694c2
SHA1

d2fd51e8f4cd7db1831b4039817eb218d344600d
SHA256

a21146842a0f63b5eb7a548542eaf1660e0cd246dfce90b0565830da91521b57
SHA512

9e2bf7163c6d47e35d16c2b6e2157a2375e5e2298b2476355f77155e8f44e1a91bca213f71d1b3309a08d4525852633ce2f6b81f6a01a108898fd192940b616d
SSDEEP

12288:FZGQdqOGp7JqydLqQSeCqsVK8kPRGO35N9mVPzXc6I:FZ0pWjeCVVK8kP9N9oLy

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
Dridex family
dridex

Blocklisted process makes network request 2 IoCs

flow	pid	Process
3	524	rundll32.exe
5	524	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

System Location Discovery: System Language Discovery 1 TTPs 1 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	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2268 wrote to memory of 524	2268	rundll32.exe	31
PID 2268 wrote to memory of 524	2268	rundll32.exe	31
PID 2268 wrote to memory of 524	2268	rundll32.exe	31
PID 2268 wrote to memory of 524	2268	rundll32.exe	31
PID 2268 wrote to memory of 524	2268	rundll32.exe	31
PID 2268 wrote to memory of 524	2268	rundll32.exe	31
PID 2268 wrote to memory of 524	2268	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_251c906a5edc1412668f248ad48694c2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2268
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_251c906a5edc1412668f248ad48694c2.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:524

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

Replay Monitor

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Downloads

memory/524-0-0x00000000009B0000-0x0000000000AE4000-memory.dmp

Filesize
1.2MB

Download
memory/524-2-0x00000000009B0000-0x0000000000AE4000-memory.dmp

Filesize
1.2MB

Download
memory/524-5-0x0000000000A44000-0x0000000000A4A000-memory.dmp

Filesize
24KB

Download
memory/524-6-0x00000000009B0000-0x0000000000AE4000-memory.dmp

Filesize
1.2MB

Download
memory/524-3-0x00000000009B0000-0x0000000000AE4000-memory.dmp

Filesize
1.2MB

Download
memory/524-7-0x00000000009B0000-0x0000000000AE4000-memory.dmp

Filesize
1.2MB

Download
memory/524-12-0x00000000009B0000-0x0000000000AE4000-memory.dmp

Filesize
1.2MB

Download