dridex | 280e871b1dc51f349ff2cb385b1be79a3d1f6532ed9e1f33fa6960021a347d71

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:59

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General

Target

JaffaCakes118_280e871b1dc51f349ff2cb385b1be79a3d1f6532ed9e1f33fa6960021a347d71.dll
Size

184KB
MD5

56202072073abb058b5d0695381f5b81
SHA1

8826b3b3340765d4d2afe751be4ad69efff3f5f8
SHA256

280e871b1dc51f349ff2cb385b1be79a3d1f6532ed9e1f33fa6960021a347d71
SHA512

7958e1f97b3942dc17fef3b5e19a7a5fbcb59ad5fbe6e038da6b69a747c9784cf31f9395a06c1ca0dfeee5c115276785d835069c9caad400f05613c4492550bf
SSDEEP

3072:SJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8J9a//2uFrSc:TfYOX+wTScR/Xzku9LVwGuG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/2696-1-0x0000000074C80000-0x0000000074CAF000-memory.dmp	dridex_ldr
behavioral1/memory/2696-2-0x0000000074C80000-0x0000000074CAF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2356	2696	WerFault.exe	30

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 11 IoCs

description	pid	Process	procid_target
PID 3016 wrote to memory of 2696	3016	rundll32.exe	30
PID 3016 wrote to memory of 2696	3016	rundll32.exe	30
PID 3016 wrote to memory of 2696	3016	rundll32.exe	30
PID 3016 wrote to memory of 2696	3016	rundll32.exe	30
PID 3016 wrote to memory of 2696	3016	rundll32.exe	30
PID 3016 wrote to memory of 2696	3016	rundll32.exe	30
PID 3016 wrote to memory of 2696	3016	rundll32.exe	30
PID 2696 wrote to memory of 2356	2696	rundll32.exe	31
PID 2696 wrote to memory of 2356	2696	rundll32.exe	31
PID 2696 wrote to memory of 2356	2696	rundll32.exe	31
PID 2696 wrote to memory of 2356	2696	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_280e871b1dc51f349ff2cb385b1be79a3d1f6532ed9e1f33fa6960021a347d71.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3016
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_280e871b1dc51f349ff2cb385b1be79a3d1f6532ed9e1f33fa6960021a347d71.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2696
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2696 -s 220
    3⤵
    - Program crash
    PID:2356

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2696-0-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2696-1-0x0000000074C80000-0x0000000074CAF000-memory.dmp

Filesize
188KB

Download
memory/2696-2-0x0000000074C80000-0x0000000074CAF000-memory.dmp

Filesize
188KB

Download
memory/2696-4-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download