dridex | 6b8bc3e77fb44cb5945c39d3a93615c64ee7f05d74adef8b53b6cc3582bcebad

Analysis

max time kernel
59s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 06:09

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General

Target

JaffaCakes118_6b8bc3e77fb44cb5945c39d3a93615c64ee7f05d74adef8b53b6cc3582bcebad.dll
Size

204KB
MD5

6d4efa6181d383ce21651a0e054fd1f5
SHA1

399779efe3e6820a2c880b3e953090874c3041a9
SHA256

6b8bc3e77fb44cb5945c39d3a93615c64ee7f05d74adef8b53b6cc3582bcebad
SHA512

969a22364f9f2c772cdf5889e7058bc813dce5aa12f1f636bccbf0f0f962e68a58efa8276a4fa787345938e381049ea5d6d9d2dae38577678344e5d00ee07237
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/1088-1-0x0000000074AC0000-0x0000000074AF5000-memory.dmp	dridex_ldr
behavioral1/memory/1088-2-0x0000000074AC0000-0x0000000074AF5000-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 2220 wrote to memory of 1088	2220	rundll32.exe	30
PID 2220 wrote to memory of 1088	2220	rundll32.exe	30
PID 2220 wrote to memory of 1088	2220	rundll32.exe	30
PID 2220 wrote to memory of 1088	2220	rundll32.exe	30
PID 2220 wrote to memory of 1088	2220	rundll32.exe	30
PID 2220 wrote to memory of 1088	2220	rundll32.exe	30
PID 2220 wrote to memory of 1088	2220	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6b8bc3e77fb44cb5945c39d3a93615c64ee7f05d74adef8b53b6cc3582bcebad.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2220
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6b8bc3e77fb44cb5945c39d3a93615c64ee7f05d74adef8b53b6cc3582bcebad.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1088

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/1088-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1088-1-0x0000000074AC0000-0x0000000074AF5000-memory.dmp

Filesize
212KB

Download
memory/1088-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1088-2-0x0000000074AC0000-0x0000000074AF5000-memory.dmp

Filesize
212KB

Download