dridex | 3cfe6cabb6a0243eb48c1b8ea6809884c7e3ab0ba60dd2989b4d4edc9cdee67f

Analysis

max time kernel
77s
max time network
155s
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 20:02

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General

Target

JaffaCakes118_3cfe6cabb6a0243eb48c1b8ea6809884c7e3ab0ba60dd2989b4d4edc9cdee67f.dll
Size

204KB
MD5

870970bec31c711b2658d20c86506321
SHA1

219287ffa43a030ec3a17becf2c6ea440b3396c9
SHA256

3cfe6cabb6a0243eb48c1b8ea6809884c7e3ab0ba60dd2989b4d4edc9cdee67f
SHA512

88a3e6983e9fe7b5b185f6efa653d698ddf0f64d2de7b54772d41d2d116ffcb693e9936ea620414d61571922f0c381d8c32bb3ac40fcc43eeae8b8694fb1d894
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
behavioral2/memory/4004-0-0x0000000074C80000-0x0000000074CB5000-memory.dmp	dridex_ldr
behavioral2/memory/4004-3-0x0000000074C80000-0x0000000074CB5000-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 1700 wrote to memory of 4004	1700	rundll32.exe	83
PID 1700 wrote to memory of 4004	1700	rundll32.exe	83
PID 1700 wrote to memory of 4004	1700	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3cfe6cabb6a0243eb48c1b8ea6809884c7e3ab0ba60dd2989b4d4edc9cdee67f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1700
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3cfe6cabb6a0243eb48c1b8ea6809884c7e3ab0ba60dd2989b4d4edc9cdee67f.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:4004

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/4004-0-0x0000000074C80000-0x0000000074CB5000-memory.dmp

Filesize
212KB

Download
memory/4004-2-0x0000000001260000-0x0000000001266000-memory.dmp

Filesize
24KB

Download
memory/4004-3-0x0000000074C80000-0x0000000074CB5000-memory.dmp

Filesize
212KB

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