dridex | 4f2c5efe4fd0b4991e4cbff60b476b724bab5218f5bdb86b7fff5aa921e6435c

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:18

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General

Target

JaffaCakes118_4f2c5efe4fd0b4991e4cbff60b476b724bab5218f5bdb86b7fff5aa921e6435c.dll
Size

188KB
MD5

5526f488cc94fc538649a85921069d3e
SHA1

513c447c5c68654973fdb739c11e705f443cb882
SHA256

4f2c5efe4fd0b4991e4cbff60b476b724bab5218f5bdb86b7fff5aa921e6435c
SHA512

33fc40fda78c476ff425b98bf8a3d6ce42862e967b7aa00b3fd6a3bf8bec32b9998d7aa83d6fbfb662a2ab40decd407b3a85fb7e696480336dc4b66f6f873e3d
SSDEEP

3072:cteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz/9qM:gq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/2172-1-0x0000000075290000-0x00000000752C0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1148	2172	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 2336 wrote to memory of 2172	2336	rundll32.exe	31
PID 2336 wrote to memory of 2172	2336	rundll32.exe	31
PID 2336 wrote to memory of 2172	2336	rundll32.exe	31
PID 2336 wrote to memory of 2172	2336	rundll32.exe	31
PID 2336 wrote to memory of 2172	2336	rundll32.exe	31
PID 2336 wrote to memory of 2172	2336	rundll32.exe	31
PID 2336 wrote to memory of 2172	2336	rundll32.exe	31
PID 2172 wrote to memory of 1148	2172	rundll32.exe	32
PID 2172 wrote to memory of 1148	2172	rundll32.exe	32
PID 2172 wrote to memory of 1148	2172	rundll32.exe	32
PID 2172 wrote to memory of 1148	2172	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4f2c5efe4fd0b4991e4cbff60b476b724bab5218f5bdb86b7fff5aa921e6435c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2336
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4f2c5efe4fd0b4991e4cbff60b476b724bab5218f5bdb86b7fff5aa921e6435c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2172
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2172 -s 300
    3⤵
    - Program crash
    PID:1148

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/2172-0-0x0000000000260000-0x0000000000266000-memory.dmp

Filesize
24KB

Download
memory/2172-1-0x0000000075290000-0x00000000752C0000-memory.dmp

Filesize
192KB

Download
memory/2172-3-0x0000000000260000-0x0000000000266000-memory.dmp

Filesize
24KB

Download