dridex | 3531c1032ae6fb4d9105d5347897fcc89a8a979e0b7f49bf63e8c927c64d8bf9

Analysis

max time kernel
65s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:56

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General

Target

JaffaCakes118_3531c1032ae6fb4d9105d5347897fcc89a8a979e0b7f49bf63e8c927c64d8bf9.dll
Size

204KB
MD5

6ac14c857866ec5c9cbc625516c07c43
SHA1

4349d814f0082db70abac8aabffa18d90ff561f8
SHA256

3531c1032ae6fb4d9105d5347897fcc89a8a979e0b7f49bf63e8c927c64d8bf9
SHA512

a4731e71cfb02ef69b03ae19f7a98cdcac609eff94c39e875eb0eaa000063e0521f3725183c96d0c6c3830069876ebff21654488cf98250fdef1348fac601ffc
SSDEEP

3072:06FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:0ZuX6pEaeEDheWa+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/1628-1-0x00000000753E0000-0x0000000075415000-memory.dmp	dridex_ldr
behavioral1/memory/1628-2-0x00000000753E0000-0x0000000075415000-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 1688 wrote to memory of 1628	1688	rundll32.exe	30
PID 1688 wrote to memory of 1628	1688	rundll32.exe	30
PID 1688 wrote to memory of 1628	1688	rundll32.exe	30
PID 1688 wrote to memory of 1628	1688	rundll32.exe	30
PID 1688 wrote to memory of 1628	1688	rundll32.exe	30
PID 1688 wrote to memory of 1628	1688	rundll32.exe	30
PID 1688 wrote to memory of 1628	1688	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3531c1032ae6fb4d9105d5347897fcc89a8a979e0b7f49bf63e8c927c64d8bf9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1688
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3531c1032ae6fb4d9105d5347897fcc89a8a979e0b7f49bf63e8c927c64d8bf9.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1628

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

Replay Monitor

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Downloads

memory/1628-0-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/1628-1-0x00000000753E0000-0x0000000075415000-memory.dmp

Filesize
212KB

Download
memory/1628-2-0x00000000753E0000-0x0000000075415000-memory.dmp

Filesize
212KB

Download
memory/1628-3-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download