dridex | c4664c14f28aa11c49ac8f197a1f42a808fbff5199380feda057e3b01f8fc5df

Analysis

max time kernel
57s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 22:21

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General

Target

JaffaCakes118_c4664c14f28aa11c49ac8f197a1f42a808fbff5199380feda057e3b01f8fc5df.dll
Size

204KB
MD5

0c8d3b5334374cd62cdb3149324a5aed
SHA1

9584651daf824b007630285aaf18531a20f36cc2
SHA256

c4664c14f28aa11c49ac8f197a1f42a808fbff5199380feda057e3b01f8fc5df
SHA512

9f3d875c2ce690bbf7363460ca736624ae4302c7de80ac7d77de3aa1857347a2a970c8e17eefc57316cfcdc36a645e89941135baa6dc7d5113d7af44f4ba5e7b
SSDEEP

3072:h6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:hZuX6pEaeEDheWa+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/2372-1-0x0000000074C40000-0x0000000074C75000-memory.dmp	dridex_ldr
behavioral1/memory/2372-2-0x0000000074C40000-0x0000000074C75000-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 1244 wrote to memory of 2372	1244	rundll32.exe	30
PID 1244 wrote to memory of 2372	1244	rundll32.exe	30
PID 1244 wrote to memory of 2372	1244	rundll32.exe	30
PID 1244 wrote to memory of 2372	1244	rundll32.exe	30
PID 1244 wrote to memory of 2372	1244	rundll32.exe	30
PID 1244 wrote to memory of 2372	1244	rundll32.exe	30
PID 1244 wrote to memory of 2372	1244	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c4664c14f28aa11c49ac8f197a1f42a808fbff5199380feda057e3b01f8fc5df.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1244
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c4664c14f28aa11c49ac8f197a1f42a808fbff5199380feda057e3b01f8fc5df.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2372

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/2372-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2372-1-0x0000000074C40000-0x0000000074C75000-memory.dmp

Filesize
212KB

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memory/2372-2-0x0000000074C40000-0x0000000074C75000-memory.dmp

Filesize
212KB

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