dridex | f3566a818e19857e636fa3622aa1ccd5f14cf33cc30dcc89c249ccb5beadaf86

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:36

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General

Target

JaffaCakes118_f3566a818e19857e636fa3622aa1ccd5f14cf33cc30dcc89c249ccb5beadaf86.dll
Size

170KB
MD5

ce1f0d2b9be3fe72a8df5c671507112b
SHA1

c114d8379283f43745f8ef28983c3d1671ac4812
SHA256

f3566a818e19857e636fa3622aa1ccd5f14cf33cc30dcc89c249ccb5beadaf86
SHA512

42b07bf6d7626fb282f85aa3ef0f9fc5dff1724ce18c1eda0c06df03e128cbc25fb5e11062222ce991e6c4e7fc65794c419118dcfb592337fc3efb6a202b69e4
SSDEEP

3072:nqWLBTrGNr0gl+CI3bc4ThMXu6GkqFmLqmjcRVmkHkKFhG2wwUJ5/lB:xVqNd+CIQHXu9VFmu0qU2CJ5

Score

10^/10

dridex 40112 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

40112

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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/3060-0-0x0000000074D70000-0x0000000074DA0000-memory.dmp	dridex_ldr
behavioral1/memory/3060-3-0x0000000074D70000-0x0000000074DA0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2520	3060	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 3048 wrote to memory of 3060	3048	rundll32.exe	30
PID 3048 wrote to memory of 3060	3048	rundll32.exe	30
PID 3048 wrote to memory of 3060	3048	rundll32.exe	30
PID 3048 wrote to memory of 3060	3048	rundll32.exe	30
PID 3048 wrote to memory of 3060	3048	rundll32.exe	30
PID 3048 wrote to memory of 3060	3048	rundll32.exe	30
PID 3048 wrote to memory of 3060	3048	rundll32.exe	30
PID 3060 wrote to memory of 2520	3060	rundll32.exe	31
PID 3060 wrote to memory of 2520	3060	rundll32.exe	31
PID 3060 wrote to memory of 2520	3060	rundll32.exe	31
PID 3060 wrote to memory of 2520	3060	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f3566a818e19857e636fa3622aa1ccd5f14cf33cc30dcc89c249ccb5beadaf86.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3048
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f3566a818e19857e636fa3622aa1ccd5f14cf33cc30dcc89c249ccb5beadaf86.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3060
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3060 -s 256
    3⤵
    - Program crash
    PID:2520

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/3060-0-0x0000000074D70000-0x0000000074DA0000-memory.dmp

Filesize
192KB

Download
memory/3060-2-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/3060-3-0x0000000074D70000-0x0000000074DA0000-memory.dmp

Filesize
192KB

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