dridex | f905585597c34e281068416d297718a96ac918c6c2b72c98d88d4967ba9432ba

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
30-12-2024 23:06

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General

Target

JaffaCakes118_f905585597c34e281068416d297718a96ac918c6c2b72c98d88d4967ba9432ba.dll
Size

161KB
MD5

7f29c74b634170613226be9383cfb142
SHA1

e645f0758ef64ed87dd5e0c7d7e182dce54607d6
SHA256

f905585597c34e281068416d297718a96ac918c6c2b72c98d88d4967ba9432ba
SHA512

dbd46b9f51799ba2860c24a2268667af384e2beca3f978bb3acdecbd3c4cfe0a9aa7c6bdda4807be9c41446b6a056d10edafdd3de4a4e1cc9e6d004429f72393
SSDEEP

3072:Yr45bscWrhftr4SOX63M5jY17lh9sDVj9a/KBz9YlYU:Y4KcMhVkbK3hDq9E8i

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/2516-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2516-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2528	2516	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 2496 wrote to memory of 2516	2496	rundll32.exe	30
PID 2496 wrote to memory of 2516	2496	rundll32.exe	30
PID 2496 wrote to memory of 2516	2496	rundll32.exe	30
PID 2496 wrote to memory of 2516	2496	rundll32.exe	30
PID 2496 wrote to memory of 2516	2496	rundll32.exe	30
PID 2496 wrote to memory of 2516	2496	rundll32.exe	30
PID 2496 wrote to memory of 2516	2496	rundll32.exe	30
PID 2516 wrote to memory of 2528	2516	rundll32.exe	32
PID 2516 wrote to memory of 2528	2516	rundll32.exe	32
PID 2516 wrote to memory of 2528	2516	rundll32.exe	32
PID 2516 wrote to memory of 2528	2516	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f905585597c34e281068416d297718a96ac918c6c2b72c98d88d4967ba9432ba.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2496
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f905585597c34e281068416d297718a96ac918c6c2b72c98d88d4967ba9432ba.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2516
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2516 -s 256
    3⤵
    - Program crash
    PID:2528

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/2516-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2516-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2516-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2516-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download