dridex | ca81eeae0260791da30cece091e02a2afa9902d49dce4010c2f8236eda0a4e99

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 10:37

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General

Target

JaffaCakes118_ca81eeae0260791da30cece091e02a2afa9902d49dce4010c2f8236eda0a4e99.dll
Size

184KB
MD5

cb097b6d7bda6f41bd2223c6ebe3abb4
SHA1

f41866f321ee65156de17de441cc8a6b8779465e
SHA256

ca81eeae0260791da30cece091e02a2afa9902d49dce4010c2f8236eda0a4e99
SHA512

8822d4bf6a786dc60cb497c9bb3615dcd4dfeab6ddac100142deeaf4cdea8e6ba15b939237263ffd8801fd09da3611813503311793be26fe505248cec7342d0a
SSDEEP

3072:7uwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4KSlmsb:57TXYsd9SkONU1jKGlNlm

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/2136-0-0x0000000074870000-0x00000000748A0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2224	2136	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 2832 wrote to memory of 2136	2832	rundll32.exe	30
PID 2832 wrote to memory of 2136	2832	rundll32.exe	30
PID 2832 wrote to memory of 2136	2832	rundll32.exe	30
PID 2832 wrote to memory of 2136	2832	rundll32.exe	30
PID 2832 wrote to memory of 2136	2832	rundll32.exe	30
PID 2832 wrote to memory of 2136	2832	rundll32.exe	30
PID 2832 wrote to memory of 2136	2832	rundll32.exe	30
PID 2136 wrote to memory of 2224	2136	rundll32.exe	31
PID 2136 wrote to memory of 2224	2136	rundll32.exe	31
PID 2136 wrote to memory of 2224	2136	rundll32.exe	31
PID 2136 wrote to memory of 2224	2136	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ca81eeae0260791da30cece091e02a2afa9902d49dce4010c2f8236eda0a4e99.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2832
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ca81eeae0260791da30cece091e02a2afa9902d49dce4010c2f8236eda0a4e99.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2136
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2136 -s 220
    3⤵
    - Program crash
    PID:2224

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/2136-0-0x0000000074870000-0x00000000748A0000-memory.dmp

Filesize
192KB

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memory/2136-2-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

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