dridex | c1831d34670e0cd02b79fabebb641b3d3801b19f6b6c7f852a26f915440bcca5

Analysis

max time kernel
26s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 10:49

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General

Target

JaffaCakes118_c1831d34670e0cd02b79fabebb641b3d3801b19f6b6c7f852a26f915440bcca5.dll
Size

184KB
MD5

069edf1b10091c84dc5f74b5888eef15
SHA1

b9988a2955c8ea19a25d4341c4b1d45eedd24e78
SHA256

c1831d34670e0cd02b79fabebb641b3d3801b19f6b6c7f852a26f915440bcca5
SHA512

5131a3d245e8fb432a1352471ecb1005b751a85cbbf89fdad75f125e57afb0a6421eebb75c46fedc93e7b088b65704b11fa070090aa2493d650a2298334545f4
SSDEEP

3072:fJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JNa//2uFrSc:MfYOX+wTScR/Xzku9LVwquG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2240-1-0x00000000753D0000-0x00000000753FF000-memory.dmp	dridex_ldr
behavioral1/memory/2240-2-0x00000000753D0000-0x00000000753FF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2972	2240	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 2108 wrote to memory of 2240	2108	rundll32.exe	30
PID 2108 wrote to memory of 2240	2108	rundll32.exe	30
PID 2108 wrote to memory of 2240	2108	rundll32.exe	30
PID 2108 wrote to memory of 2240	2108	rundll32.exe	30
PID 2108 wrote to memory of 2240	2108	rundll32.exe	30
PID 2108 wrote to memory of 2240	2108	rundll32.exe	30
PID 2108 wrote to memory of 2240	2108	rundll32.exe	30
PID 2240 wrote to memory of 2972	2240	rundll32.exe	31
PID 2240 wrote to memory of 2972	2240	rundll32.exe	31
PID 2240 wrote to memory of 2972	2240	rundll32.exe	31
PID 2240 wrote to memory of 2972	2240	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c1831d34670e0cd02b79fabebb641b3d3801b19f6b6c7f852a26f915440bcca5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2108
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c1831d34670e0cd02b79fabebb641b3d3801b19f6b6c7f852a26f915440bcca5.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2240
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2240 -s 224
    3⤵
    - Program crash
    PID:2972

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/2240-0-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/2240-1-0x00000000753D0000-0x00000000753FF000-memory.dmp

Filesize
188KB

Download
memory/2240-3-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/2240-2-0x00000000753D0000-0x00000000753FF000-memory.dmp

Filesize
188KB

Download