dridex | e25aa7532af698be55f4e320e504a018276e60bc44cea9778c44afec4e4b7876

Analysis

max time kernel
42s
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, 20:45

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General

Target

JaffaCakes118_e25aa7532af698be55f4e320e504a018276e60bc44cea9778c44afec4e4b7876.dll
Size

204KB
MD5

512a0189c898089748d34f481a66bdd3
SHA1

9ff8aebbdaf1a38e13c0a22dc41a1a0430667ed1
SHA256

e25aa7532af698be55f4e320e504a018276e60bc44cea9778c44afec4e4b7876
SHA512

9a876fbd7bbe33c54987af0ca00c8ed596b18a6266b837cfa089718f2e3a215bf760dc07ff9e2c1de1563c58fea073fbc21a931faa2d1bc3d7421ad081689c20
SSDEEP

3072:p6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:pZuX6pEaeEDheWa+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/1204-1-0x0000000075780000-0x00000000757B5000-memory.dmp	dridex_ldr
behavioral2/memory/1204-4-0x0000000075780000-0x00000000757B5000-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 4788 wrote to memory of 1204	4788	rundll32.exe	85
PID 4788 wrote to memory of 1204	4788	rundll32.exe	85
PID 4788 wrote to memory of 1204	4788	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e25aa7532af698be55f4e320e504a018276e60bc44cea9778c44afec4e4b7876.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4788
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e25aa7532af698be55f4e320e504a018276e60bc44cea9778c44afec4e4b7876.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1204

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/1204-0-0x0000000000770000-0x0000000000776000-memory.dmp

Filesize
24KB

Download
memory/1204-1-0x0000000075780000-0x00000000757B5000-memory.dmp

Filesize
212KB

Download
memory/1204-3-0x0000000000770000-0x0000000000776000-memory.dmp

Filesize
24KB

Download
memory/1204-4-0x0000000075780000-0x00000000757B5000-memory.dmp

Filesize
212KB

Download