dridex | 74c03b884e330965554d958c8acbed4b3a93a64b873a1f248b694daecfdab369

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 12:07

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General

Target

JaffaCakes118_74c03b884e330965554d958c8acbed4b3a93a64b873a1f248b694daecfdab369.dll
Size

184KB
MD5

3d71c70576269526edbe310f856308fa
SHA1

2343d87f257a54487e5694cbe91cc26d3a884388
SHA256

74c03b884e330965554d958c8acbed4b3a93a64b873a1f248b694daecfdab369
SHA512

29569026f6167d380936ce2fc747d691ba40e3b4c0a18574835d66f5e2da3ef862d03044834a38fd64fbb776833387bbdc1f8aaac2218ccb38166d332343268c
SSDEEP

3072:giLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoelzoxss7:giLVCIT4WK2z1W+CUHZj4Skq/eao8oC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2492-0-0x0000000074ED0000-0x0000000074EFF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2892	2492	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 2452 wrote to memory of 2492	2452	rundll32.exe	30
PID 2452 wrote to memory of 2492	2452	rundll32.exe	30
PID 2452 wrote to memory of 2492	2452	rundll32.exe	30
PID 2452 wrote to memory of 2492	2452	rundll32.exe	30
PID 2452 wrote to memory of 2492	2452	rundll32.exe	30
PID 2452 wrote to memory of 2492	2452	rundll32.exe	30
PID 2452 wrote to memory of 2492	2452	rundll32.exe	30
PID 2492 wrote to memory of 2892	2492	rundll32.exe	32
PID 2492 wrote to memory of 2892	2492	rundll32.exe	32
PID 2492 wrote to memory of 2892	2492	rundll32.exe	32
PID 2492 wrote to memory of 2892	2492	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_74c03b884e330965554d958c8acbed4b3a93a64b873a1f248b694daecfdab369.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2452
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_74c03b884e330965554d958c8acbed4b3a93a64b873a1f248b694daecfdab369.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2492
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2492 -s 220
    3⤵
    - Program crash
    PID:2892

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/2492-0-0x0000000074ED0000-0x0000000074EFF000-memory.dmp

Filesize
188KB

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memory/2492-1-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

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