dridex | 88a8e110c80339eb50b0864b98f19dbf454ced313bdb9a49620dec9b4f3e4945

Analysis

max time kernel
59s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 21:23

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General

Target

JaffaCakes118_88a8e110c80339eb50b0864b98f19dbf454ced313bdb9a49620dec9b4f3e4945.dll
Size

204KB
MD5

7b63172de29cf1695c10aa7fefe23940
SHA1

f7d6229fdf7be9da0e6e73fc69a4e60a12261e1e
SHA256

88a8e110c80339eb50b0864b98f19dbf454ced313bdb9a49620dec9b4f3e4945
SHA512

512cbb7f11f376f13a2199e89fa571b2c50c2ecef0739c495977fbf7685f5f13e59461095fd78773348ce97120ab554d641cf4fdd908f9598b46e138744f37e3
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
behavioral2/memory/4156-0-0x0000000074E80000-0x0000000074EB5000-memory.dmp	dridex_ldr
behavioral2/memory/4156-3-0x0000000074E80000-0x0000000074EB5000-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 3 IoCs

description	pid	Process	procid_target
PID 1820 wrote to memory of 4156	1820	rundll32.exe	82
PID 1820 wrote to memory of 4156	1820	rundll32.exe	82
PID 1820 wrote to memory of 4156	1820	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_88a8e110c80339eb50b0864b98f19dbf454ced313bdb9a49620dec9b4f3e4945.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1820
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_88a8e110c80339eb50b0864b98f19dbf454ced313bdb9a49620dec9b4f3e4945.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:4156

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/4156-0-0x0000000074E80000-0x0000000074EB5000-memory.dmp

Filesize
212KB

Download
memory/4156-2-0x00000000027C0000-0x00000000027C6000-memory.dmp

Filesize
24KB

Download
memory/4156-3-0x0000000074E80000-0x0000000074EB5000-memory.dmp

Filesize
212KB

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