dridex | 28c91289d9956f4b9e52d6701323f6f9dbd5475a88dd68d2b95f6535d7b132da

Analysis

max time kernel
48s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 05:37

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General

Target

JaffaCakes118_28c91289d9956f4b9e52d6701323f6f9dbd5475a88dd68d2b95f6535d7b132da.dll
Size

204KB
MD5

d21d959a8d9f4030594ad0ec95caa553
SHA1

ffd113f9c426d42f7033f23595c8ecd2a5fab4bd
SHA256

28c91289d9956f4b9e52d6701323f6f9dbd5475a88dd68d2b95f6535d7b132da
SHA512

6e19e6546421d80e15743e5251954c1a368085883f8c183f58337d4a935b273ef952c481178dfb29722e236b84bf28510680bc5ab7c5fbed1607afd9b2429e51
SSDEEP

3072:j6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:jZuX6pEaeEDheWa+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/300-0-0x00000000750B0000-0x00000000750E5000-memory.dmp	dridex_ldr
behavioral1/memory/300-3-0x00000000750B0000-0x00000000750E5000-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 1236 wrote to memory of 300	1236	rundll32.exe	30
PID 1236 wrote to memory of 300	1236	rundll32.exe	30
PID 1236 wrote to memory of 300	1236	rundll32.exe	30
PID 1236 wrote to memory of 300	1236	rundll32.exe	30
PID 1236 wrote to memory of 300	1236	rundll32.exe	30
PID 1236 wrote to memory of 300	1236	rundll32.exe	30
PID 1236 wrote to memory of 300	1236	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_28c91289d9956f4b9e52d6701323f6f9dbd5475a88dd68d2b95f6535d7b132da.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1236
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_28c91289d9956f4b9e52d6701323f6f9dbd5475a88dd68d2b95f6535d7b132da.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:300

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/300-0-0x00000000750B0000-0x00000000750E5000-memory.dmp

Filesize
212KB

Download
memory/300-2-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/300-3-0x00000000750B0000-0x00000000750E5000-memory.dmp

Filesize
212KB

Download