dridex | bb5974abde21d29dceac79d9894aed9b42c9f5350ff8a234a139b9149d39d8f0

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
23/12/2024, 19:16

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General

Target

JaffaCakes118_bb5974abde21d29dceac79d9894aed9b42c9f5350ff8a234a139b9149d39d8f0.dll
Size

184KB
MD5

940dfaa5f67584a8edbd732728fec24c
SHA1

fdc05fb3b12fb9feb61248cd52188dc2474b6db6
SHA256

bb5974abde21d29dceac79d9894aed9b42c9f5350ff8a234a139b9149d39d8f0
SHA512

efbcb9ff9b8915b05d811be269a25ab68a8777f3289ef5ac6a972ea23d29d9a9115e7c655f6004473589ad8a07ba14f0b3d7427ffb78caacc776dccf38ad962d
SSDEEP

3072:uJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JXa//2uFrSc:XfYOX+wTScR/Xzku9LVwkuG

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/2324-0-0x0000000074AF0000-0x0000000074B1F000-memory.dmp	dridex_ldr
behavioral1/memory/2324-3-0x0000000074AF0000-0x0000000074B1F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1328	2324	WerFault.exe	28

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 2868 wrote to memory of 2324	2868	rundll32.exe	28
PID 2868 wrote to memory of 2324	2868	rundll32.exe	28
PID 2868 wrote to memory of 2324	2868	rundll32.exe	28
PID 2868 wrote to memory of 2324	2868	rundll32.exe	28
PID 2868 wrote to memory of 2324	2868	rundll32.exe	28
PID 2868 wrote to memory of 2324	2868	rundll32.exe	28
PID 2868 wrote to memory of 2324	2868	rundll32.exe	28
PID 2324 wrote to memory of 1328	2324	rundll32.exe	29
PID 2324 wrote to memory of 1328	2324	rundll32.exe	29
PID 2324 wrote to memory of 1328	2324	rundll32.exe	29
PID 2324 wrote to memory of 1328	2324	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bb5974abde21d29dceac79d9894aed9b42c9f5350ff8a234a139b9149d39d8f0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2868
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bb5974abde21d29dceac79d9894aed9b42c9f5350ff8a234a139b9149d39d8f0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2324
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2324 -s 220
    3⤵
    - Program crash
    PID:1328

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/2324-0-0x0000000074AF0000-0x0000000074B1F000-memory.dmp

Filesize
188KB

Download
memory/2324-2-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/2324-3-0x0000000074AF0000-0x0000000074B1F000-memory.dmp

Filesize
188KB

Download