dridex | 19cb01953776a62811232da5c0336a135c0601c9ed816666a25b83b4b871e423

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 02:46

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General

Target

JaffaCakes118_19cb01953776a62811232da5c0336a135c0601c9ed816666a25b83b4b871e423.dll
Size

161KB
MD5

4276c39206ec69affe86fe02ba58f620
SHA1

9660f2d0db3d1c61c720b062c26c0767e82b8951
SHA256

19cb01953776a62811232da5c0336a135c0601c9ed816666a25b83b4b871e423
SHA512

a0a2c2762c4914b8c640231be9462a02096a19ebc113b8c5cd4fbf623fc138f4106ff0ceb00ac456a156c89a315230a05f81d69733546696865c53c9ca6d10aa
SSDEEP

3072:8L45bscWrhftr4SOX63M5jY17lh9sDVj9a/KBz9YlYU:s4KcMhVkbK3hDq9E8i

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

45.55.134.126:443

67.207.83.96:8172

193.160.214.95:4125

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1352-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/1352-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2288	1352	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 2324 wrote to memory of 1352	2324	rundll32.exe	31
PID 2324 wrote to memory of 1352	2324	rundll32.exe	31
PID 2324 wrote to memory of 1352	2324	rundll32.exe	31
PID 2324 wrote to memory of 1352	2324	rundll32.exe	31
PID 2324 wrote to memory of 1352	2324	rundll32.exe	31
PID 2324 wrote to memory of 1352	2324	rundll32.exe	31
PID 2324 wrote to memory of 1352	2324	rundll32.exe	31
PID 1352 wrote to memory of 2288	1352	rundll32.exe	32
PID 1352 wrote to memory of 2288	1352	rundll32.exe	32
PID 1352 wrote to memory of 2288	1352	rundll32.exe	32
PID 1352 wrote to memory of 2288	1352	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_19cb01953776a62811232da5c0336a135c0601c9ed816666a25b83b4b871e423.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2324
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_19cb01953776a62811232da5c0336a135c0601c9ed816666a25b83b4b871e423.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1352
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1352 -s 256
    3⤵
    - Program crash
    PID:2288

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/1352-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1352-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1352-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1352-4-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download