dridex | b50e95995f1484d2a18521fbb30cf3bacd75f7d7029c1427594b7b57b30da8ed

Analysis

max time kernel
121s
max time network
125s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:27

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General

Target

JaffaCakes118_b50e95995f1484d2a18521fbb30cf3bacd75f7d7029c1427594b7b57b30da8ed.dll
Size

171KB
MD5

06751a2ce20d397b10c9961215a3f4d8
SHA1

7ed04dd7caa1b09d8346167f80d114d7a8803269
SHA256

b50e95995f1484d2a18521fbb30cf3bacd75f7d7029c1427594b7b57b30da8ed
SHA512

28de78bd1df719abaefa54da766749e1bf70c2070baf12cc3aebc5ae278e80f9a8837fbe2dd17c23abadae0e5c9bfc45cd2b11f4ff4018c05c4accfb7095dde0
SSDEEP

3072:9i49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:9H9RVaPEmsdHdbQUbd2H3

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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 3 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2116-1-0x0000000075160000-0x0000000075190000-memory.dmp	dridex_ldr
behavioral1/memory/2116-0-0x0000000075160000-0x0000000075190000-memory.dmp	dridex_ldr
behavioral1/memory/2116-3-0x0000000075160000-0x0000000075190000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2344	2116	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 2156 wrote to memory of 2116	2156	rundll32.exe	30
PID 2156 wrote to memory of 2116	2156	rundll32.exe	30
PID 2156 wrote to memory of 2116	2156	rundll32.exe	30
PID 2156 wrote to memory of 2116	2156	rundll32.exe	30
PID 2156 wrote to memory of 2116	2156	rundll32.exe	30
PID 2156 wrote to memory of 2116	2156	rundll32.exe	30
PID 2156 wrote to memory of 2116	2156	rundll32.exe	30
PID 2116 wrote to memory of 2344	2116	rundll32.exe	32
PID 2116 wrote to memory of 2344	2116	rundll32.exe	32
PID 2116 wrote to memory of 2344	2116	rundll32.exe	32
PID 2116 wrote to memory of 2344	2116	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b50e95995f1484d2a18521fbb30cf3bacd75f7d7029c1427594b7b57b30da8ed.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2156
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b50e95995f1484d2a18521fbb30cf3bacd75f7d7029c1427594b7b57b30da8ed.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2116
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2116 -s 256
    3⤵
    - Program crash
    PID:2344

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/2116-2-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2116-1-0x0000000075160000-0x0000000075190000-memory.dmp

Filesize
192KB

Download
memory/2116-0-0x0000000075160000-0x0000000075190000-memory.dmp

Filesize
192KB

Download
memory/2116-3-0x0000000075160000-0x0000000075190000-memory.dmp

Filesize
192KB

Download