dridex | c2b8f25ddbdc80e0e6a736ffa45877bd7e00d19239ea3b5c1a998afd889e9275

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 01:50

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General

Target

JaffaCakes118_c2b8f25ddbdc80e0e6a736ffa45877bd7e00d19239ea3b5c1a998afd889e9275.dll
Size

188KB
MD5

6ed90b7f2e8fe7524164622d94f3a003
SHA1

87759a1307c240afd4c401f032ca5060e0999f7d
SHA256

c2b8f25ddbdc80e0e6a736ffa45877bd7e00d19239ea3b5c1a998afd889e9275
SHA512

8f97d4aaf13ef5cdf0cceb06b3b4a058e00d1b6f9f1c6b776a408e18c6edb31c18115b7bbe36fda8f7dedff5ca594e6b06fa6e8fd35c27595ba24f8d64a08480
SSDEEP

3072:AteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzN9qM:Uq7fYIHBZkTB6DWruUCOwjt

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/2672-1-0x0000000074540000-0x0000000074570000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2764	2672	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 1152 wrote to memory of 2672	1152	rundll32.exe	31
PID 1152 wrote to memory of 2672	1152	rundll32.exe	31
PID 1152 wrote to memory of 2672	1152	rundll32.exe	31
PID 1152 wrote to memory of 2672	1152	rundll32.exe	31
PID 1152 wrote to memory of 2672	1152	rundll32.exe	31
PID 1152 wrote to memory of 2672	1152	rundll32.exe	31
PID 1152 wrote to memory of 2672	1152	rundll32.exe	31
PID 2672 wrote to memory of 2764	2672	rundll32.exe	32
PID 2672 wrote to memory of 2764	2672	rundll32.exe	32
PID 2672 wrote to memory of 2764	2672	rundll32.exe	32
PID 2672 wrote to memory of 2764	2672	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c2b8f25ddbdc80e0e6a736ffa45877bd7e00d19239ea3b5c1a998afd889e9275.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1152
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c2b8f25ddbdc80e0e6a736ffa45877bd7e00d19239ea3b5c1a998afd889e9275.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2672
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2672 -s 300
    3⤵
    - Program crash
    PID:2764

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/2672-0-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/2672-1-0x0000000074540000-0x0000000074570000-memory.dmp

Filesize
192KB

Download
memory/2672-3-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download