dridex | 7443135d929b21a8b9ef9b5ebf48cbfe028ebaecaa87548915ae2f3f3bed2260

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26-12-2024 22:31

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General

Target

JaffaCakes118_7443135d929b21a8b9ef9b5ebf48cbfe028ebaecaa87548915ae2f3f3bed2260.dll
Size

184KB
MD5

1a15a9487f8e8a9a9608588424cb6019
SHA1

6f2d1879ce59f309bc8fe360b229d9c76b28472c
SHA256

7443135d929b21a8b9ef9b5ebf48cbfe028ebaecaa87548915ae2f3f3bed2260
SHA512

85f371a30e6367832c33590d081a86004f2dc12cd4fc3de0b7a0339a2427697027e68678d99f1a2272c1e1dc80177a05ec356d0dad6f11cfc8f92cdc47706b42
SSDEEP

3072:9uwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4KElmsb:P7TXYsd9SkONU1jKGlblm

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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/2340-1-0x0000000074AD0000-0x0000000074B00000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2200	2340	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 2340	2324	rundll32.exe	31
PID 2324 wrote to memory of 2340	2324	rundll32.exe	31
PID 2324 wrote to memory of 2340	2324	rundll32.exe	31
PID 2324 wrote to memory of 2340	2324	rundll32.exe	31
PID 2324 wrote to memory of 2340	2324	rundll32.exe	31
PID 2324 wrote to memory of 2340	2324	rundll32.exe	31
PID 2324 wrote to memory of 2340	2324	rundll32.exe	31
PID 2340 wrote to memory of 2200	2340	rundll32.exe	32
PID 2340 wrote to memory of 2200	2340	rundll32.exe	32
PID 2340 wrote to memory of 2200	2340	rundll32.exe	32
PID 2340 wrote to memory of 2200	2340	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7443135d929b21a8b9ef9b5ebf48cbfe028ebaecaa87548915ae2f3f3bed2260.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2324
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7443135d929b21a8b9ef9b5ebf48cbfe028ebaecaa87548915ae2f3f3bed2260.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2340
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2340 -s 220
    3⤵
    - Program crash
    PID:2200

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/2340-0-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2340-1-0x0000000074AD0000-0x0000000074B00000-memory.dmp

Filesize
192KB

Download
memory/2340-4-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download