dridex | 87aafe7729b98faab1467cb0af291b8ab2bbac24f36c2dc786f68b45d9e414b6

Analysis

max time kernel
31s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 22:07

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General

Target

JaffaCakes118_87aafe7729b98faab1467cb0af291b8ab2bbac24f36c2dc786f68b45d9e414b6.dll
Size

188KB
MD5

db01780f31274a6d31b6683259ce27e1
SHA1

fa1b058c07f5f6dbf54108426f8c4b89abd357b1
SHA256

87aafe7729b98faab1467cb0af291b8ab2bbac24f36c2dc786f68b45d9e414b6
SHA512

076d293fbef907df72c55f7991c5e46c5d78d464797c16c35158829904af65c6560d33dde550d9071f5fb45a95a590007d0196a18e0ffca9ccea972b5fc522cc
SSDEEP

3072:BteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzO9qM:Nq7fYIHBZkTB6DWruUCOwjt

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/3000-1-0x0000000074AE0000-0x0000000074B10000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2900	3000	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 2248 wrote to memory of 3000	2248	rundll32.exe	30
PID 2248 wrote to memory of 3000	2248	rundll32.exe	30
PID 2248 wrote to memory of 3000	2248	rundll32.exe	30
PID 2248 wrote to memory of 3000	2248	rundll32.exe	30
PID 2248 wrote to memory of 3000	2248	rundll32.exe	30
PID 2248 wrote to memory of 3000	2248	rundll32.exe	30
PID 2248 wrote to memory of 3000	2248	rundll32.exe	30
PID 3000 wrote to memory of 2900	3000	rundll32.exe	31
PID 3000 wrote to memory of 2900	3000	rundll32.exe	31
PID 3000 wrote to memory of 2900	3000	rundll32.exe	31
PID 3000 wrote to memory of 2900	3000	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_87aafe7729b98faab1467cb0af291b8ab2bbac24f36c2dc786f68b45d9e414b6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2248
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_87aafe7729b98faab1467cb0af291b8ab2bbac24f36c2dc786f68b45d9e414b6.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3000
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3000 -s 308
    3⤵
    - Program crash
    PID:2900

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/3000-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/3000-1-0x0000000074AE0000-0x0000000074B10000-memory.dmp

Filesize
192KB

Download
memory/3000-4-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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