dridex | 25a4e40cf22978abfbd1323ab7ee4cd9d3a33548c7cff4b4a063c25a87899d8f

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 09:12

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General

Target

JaffaCakes118_25a4e40cf22978abfbd1323ab7ee4cd9d3a33548c7cff4b4a063c25a87899d8f.dll
Size

184KB
MD5

c9aa4a92c331efedb7bb3375a34bee32
SHA1

b021820918385ebc355b69018949b48283f6df5b
SHA256

25a4e40cf22978abfbd1323ab7ee4cd9d3a33548c7cff4b4a063c25a87899d8f
SHA512

a240450291f842fbf5487df8dcb15540eb878845d99d6080f4e5492840a92bc2a907274129ee87afa87c33d92bf2a64deced1b8921a9a6f5cf325484591506b1
SSDEEP

3072:/uwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4KZlmsb:F7TXYsd9SkONU1jKGl2lm

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/2360-1-0x0000000074D00000-0x0000000074D30000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1100	2360	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 2544 wrote to memory of 2360	2544	rundll32.exe	30
PID 2544 wrote to memory of 2360	2544	rundll32.exe	30
PID 2544 wrote to memory of 2360	2544	rundll32.exe	30
PID 2544 wrote to memory of 2360	2544	rundll32.exe	30
PID 2544 wrote to memory of 2360	2544	rundll32.exe	30
PID 2544 wrote to memory of 2360	2544	rundll32.exe	30
PID 2544 wrote to memory of 2360	2544	rundll32.exe	30
PID 2360 wrote to memory of 1100	2360	rundll32.exe	31
PID 2360 wrote to memory of 1100	2360	rundll32.exe	31
PID 2360 wrote to memory of 1100	2360	rundll32.exe	31
PID 2360 wrote to memory of 1100	2360	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_25a4e40cf22978abfbd1323ab7ee4cd9d3a33548c7cff4b4a063c25a87899d8f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2544
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_25a4e40cf22978abfbd1323ab7ee4cd9d3a33548c7cff4b4a063c25a87899d8f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2360
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2360 -s 220
    3⤵
    - Program crash
    PID:1100

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/2360-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2360-1-0x0000000074D00000-0x0000000074D30000-memory.dmp

Filesize
192KB

Download
memory/2360-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download