dridex | 8fcb84bf7c7349acba3d0937f9e5470c23c73cb0d67420993e7e4f069c335a8c

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 00:34

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General

Target

JaffaCakes118_8fcb84bf7c7349acba3d0937f9e5470c23c73cb0d67420993e7e4f069c335a8c.dll
Size

184KB
MD5

c25e4c08b140caa06d004000af776921
SHA1

82b3570712e7b0aaa72151786f7b08b64f78ce48
SHA256

8fcb84bf7c7349acba3d0937f9e5470c23c73cb0d67420993e7e4f069c335a8c
SHA512

80c27808f7274ef7bae240cdb593ac770774c0b92897b108c113c221c92e36cadbd145d561a8a06fa5917628fa7f89130a5aa9572d57d7f5b874f1a00244940f
SSDEEP

3072:qiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoZlzoxss7:qiLVCIT4WK2z1W+CUHZj4Skq/eaoHoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1960-1-0x0000000074BA0000-0x0000000074BCF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2316	1960	WerFault.exe	31

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 2616 wrote to memory of 1960	2616	rundll32.exe	31
PID 2616 wrote to memory of 1960	2616	rundll32.exe	31
PID 2616 wrote to memory of 1960	2616	rundll32.exe	31
PID 2616 wrote to memory of 1960	2616	rundll32.exe	31
PID 2616 wrote to memory of 1960	2616	rundll32.exe	31
PID 2616 wrote to memory of 1960	2616	rundll32.exe	31
PID 2616 wrote to memory of 1960	2616	rundll32.exe	31
PID 1960 wrote to memory of 2316	1960	rundll32.exe	32
PID 1960 wrote to memory of 2316	1960	rundll32.exe	32
PID 1960 wrote to memory of 2316	1960	rundll32.exe	32
PID 1960 wrote to memory of 2316	1960	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8fcb84bf7c7349acba3d0937f9e5470c23c73cb0d67420993e7e4f069c335a8c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2616
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8fcb84bf7c7349acba3d0937f9e5470c23c73cb0d67420993e7e4f069c335a8c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1960
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1960 -s 220
    3⤵
    - Program crash
    PID:2316

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

Replay Monitor

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Downloads

memory/1960-0-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/1960-1-0x0000000074BA0000-0x0000000074BCF000-memory.dmp

Filesize
188KB

Download
memory/1960-3-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download