dridex | f3d7fa1bc09eed32320d0faa61367c96ec8fd1847f028f0a542d1bee920a317a

Analysis

max time kernel
56s
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, 20:53

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General

Target

JaffaCakes118_f3d7fa1bc09eed32320d0faa61367c96ec8fd1847f028f0a542d1bee920a317a.dll
Size

204KB
MD5

8f0a35fc346bfb22dc9203747b4b107f
SHA1

518485de18b8920f3ba4f336f1c9c124562673f8
SHA256

f3d7fa1bc09eed32320d0faa61367c96ec8fd1847f028f0a542d1bee920a317a
SHA512

355e1b50e66e7e8faee94e80caedd58b431b293786088adee3f0ddb783dcb2535cc526c330288d0dc511d5ac6f2323d171503ff9965fbad73f41b62143b526ff
SSDEEP

3072:r6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:rZuX6pEaeEDheWa+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/4252-1-0x0000000074FB0000-0x0000000074FE5000-memory.dmp	dridex_ldr
behavioral2/memory/4252-2-0x0000000074FB0000-0x0000000074FE5000-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 3240 wrote to memory of 4252	3240	rundll32.exe	82
PID 3240 wrote to memory of 4252	3240	rundll32.exe	82
PID 3240 wrote to memory of 4252	3240	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f3d7fa1bc09eed32320d0faa61367c96ec8fd1847f028f0a542d1bee920a317a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3240
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f3d7fa1bc09eed32320d0faa61367c96ec8fd1847f028f0a542d1bee920a317a.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:4252

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/4252-0-0x0000000002DE0000-0x0000000002DE6000-memory.dmp

Filesize
24KB

Download
memory/4252-1-0x0000000074FB0000-0x0000000074FE5000-memory.dmp

Filesize
212KB

Download
memory/4252-2-0x0000000074FB0000-0x0000000074FE5000-memory.dmp

Filesize
212KB

Download
memory/4252-3-0x0000000002DE0000-0x0000000002DE6000-memory.dmp

Filesize
24KB

Download