dridex | b25dff813ec8b8c43fe9428d21a46730078de5b3113e8faa955d6df3e82f7c49

Analysis

max time kernel
83s
max time network
152s
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 20:17

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General

Target

JaffaCakes118_b25dff813ec8b8c43fe9428d21a46730078de5b3113e8faa955d6df3e82f7c49.dll
Size

204KB
MD5

60083a0750b214fe182db6d9c392cd81
SHA1

9eadf83ffc6d6c866c8a5e74ca5d3ff9da23bc3a
SHA256

b25dff813ec8b8c43fe9428d21a46730078de5b3113e8faa955d6df3e82f7c49
SHA512

5aa83d6a991be79b675bcebb8f71b82babd57702f979a10af3ef6cde1bc425d02be3205fad8e445fbd8b0fcb19f03c70266a17b734bce975b16019a3c9fd4d85
SSDEEP

3072:b6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:bZuX6pEaeEDheWa+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/960-1-0x0000000074D40000-0x0000000074D75000-memory.dmp	dridex_ldr
behavioral2/memory/960-4-0x0000000074D40000-0x0000000074D75000-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 2624 wrote to memory of 960	2624	rundll32.exe	83
PID 2624 wrote to memory of 960	2624	rundll32.exe	83
PID 2624 wrote to memory of 960	2624	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b25dff813ec8b8c43fe9428d21a46730078de5b3113e8faa955d6df3e82f7c49.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2624
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b25dff813ec8b8c43fe9428d21a46730078de5b3113e8faa955d6df3e82f7c49.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:960

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/960-0-0x0000000000C80000-0x0000000000C86000-memory.dmp

Filesize
24KB

Download
memory/960-1-0x0000000074D40000-0x0000000074D75000-memory.dmp

Filesize
212KB

Download
memory/960-3-0x0000000000C80000-0x0000000000C86000-memory.dmp

Filesize
24KB

Download
memory/960-4-0x0000000074D40000-0x0000000074D75000-memory.dmp

Filesize
212KB

Download