dridex | 86915108260e5d4461832b4d91def4ab9e8c32d1bdcfaae18f8333043f949bf6

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
30-12-2024 23:24

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General

Target

JaffaCakes118_86915108260e5d4461832b4d91def4ab9e8c32d1bdcfaae18f8333043f949bf6.dll
Size

188KB
MD5

6ae359650aeca7bb7d4b978b9be3e6f6
SHA1

b0d53ebecf009956ef8c2a0ea9584c3f2c393536
SHA256

86915108260e5d4461832b4d91def4ab9e8c32d1bdcfaae18f8333043f949bf6
SHA512

30c043f5c079ceffeaeb8187c1e9b8904f347958058363b89f68298fa4426edaa1a94308062763814ca502cd02798bc6f82ee37951728556676ab9e783521aaf
SSDEEP

3072:SteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzU9qM:aq7fYIHBZkTB6DWruUCOwjt

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/2128-1-0x0000000074BB0000-0x0000000074BE0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1904	2128	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 3052 wrote to memory of 2128	3052	rundll32.exe	31
PID 3052 wrote to memory of 2128	3052	rundll32.exe	31
PID 3052 wrote to memory of 2128	3052	rundll32.exe	31
PID 3052 wrote to memory of 2128	3052	rundll32.exe	31
PID 3052 wrote to memory of 2128	3052	rundll32.exe	31
PID 3052 wrote to memory of 2128	3052	rundll32.exe	31
PID 3052 wrote to memory of 2128	3052	rundll32.exe	31
PID 2128 wrote to memory of 1904	2128	rundll32.exe	32
PID 2128 wrote to memory of 1904	2128	rundll32.exe	32
PID 2128 wrote to memory of 1904	2128	rundll32.exe	32
PID 2128 wrote to memory of 1904	2128	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_86915108260e5d4461832b4d91def4ab9e8c32d1bdcfaae18f8333043f949bf6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3052
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_86915108260e5d4461832b4d91def4ab9e8c32d1bdcfaae18f8333043f949bf6.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2128
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2128 -s 300
    3⤵
    - Program crash
    PID:1904

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/2128-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2128-1-0x0000000074BB0000-0x0000000074BE0000-memory.dmp

Filesize
192KB

Download
memory/2128-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download