dridex | 190a758d0c66953a9c4678592c4bfb065bd25f5415a006d86128c0d812e23227

Analysis

max time kernel
73s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:58

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General

Target

JaffaCakes118_190a758d0c66953a9c4678592c4bfb065bd25f5415a006d86128c0d812e23227.dll
Size

204KB
MD5

8fafc3a77cc83b707e001e67aeb433f4
SHA1

94f63cbb215ed57e9aaa6d25a882ed4e8edf66e8
SHA256

190a758d0c66953a9c4678592c4bfb065bd25f5415a006d86128c0d812e23227
SHA512

2f25095deb7839aa3a8d9700257039c01db163d551d2b2dbf1b49b89c6ef63efd42561edf7d8e0c23ca0ef5a161ca1dbf9d9541391016382820b5a6d6acb09e9
SSDEEP

3072:56FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:5ZuX6pEaeEDheWa+Jc9bhorfTw

Score

10^/10

dridex 40111 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

45.58.56.12:443

162.241.54.59:6601

51.91.76.89:2303

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

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2736-1-0x00000000752F0000-0x0000000075325000-memory.dmp	dridex_ldr
behavioral1/memory/2736-2-0x00000000752F0000-0x0000000075325000-memory.dmp	dridex_ldr

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 2664 wrote to memory of 2736	2664	rundll32.exe	31
PID 2664 wrote to memory of 2736	2664	rundll32.exe	31
PID 2664 wrote to memory of 2736	2664	rundll32.exe	31
PID 2664 wrote to memory of 2736	2664	rundll32.exe	31
PID 2664 wrote to memory of 2736	2664	rundll32.exe	31
PID 2664 wrote to memory of 2736	2664	rundll32.exe	31
PID 2664 wrote to memory of 2736	2664	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_190a758d0c66953a9c4678592c4bfb065bd25f5415a006d86128c0d812e23227.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2664
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_190a758d0c66953a9c4678592c4bfb065bd25f5415a006d86128c0d812e23227.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2736

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2736-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2736-1-0x00000000752F0000-0x0000000075325000-memory.dmp

Filesize
212KB

Download
memory/2736-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2736-2-0x00000000752F0000-0x0000000075325000-memory.dmp

Filesize
212KB

Download