dridex | b7d7b84d8bef2c90d4c91f6d46be0242b0373a4e22619ddc0e5e379b608481bd

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
24/12/2024, 10:45

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General

Target

JaffaCakes118_b7d7b84d8bef2c90d4c91f6d46be0242b0373a4e22619ddc0e5e379b608481bd.dll
Size

156KB
MD5

b26a6c5be391fd7c90f2fa9561e2aae8
SHA1

c4bb5c9849f319da5dbc219f8f58b109fbe16774
SHA256

b7d7b84d8bef2c90d4c91f6d46be0242b0373a4e22619ddc0e5e379b608481bd
SHA512

8adb0e6c3fb995cb0b255cf660598caebeb557aad41a4312d977d289531975f22b29176148be85c20e9984ae879b7d18ff9ef6d7d89e27d566bf192023aa152a
SSDEEP

3072:myqDAKfnwLu67wJfAXzgAV12yo1DxbJ6rcKyMYK4f:IaiuwJ6zLV1/Sll5KM

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

43.229.206.212:443

82.209.17.209:8172

162.241.209.225:4125

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2524-1-0x0000000010000000-0x000000001002D000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2548	2524	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 2504 wrote to memory of 2524	2504	rundll32.exe	30
PID 2504 wrote to memory of 2524	2504	rundll32.exe	30
PID 2504 wrote to memory of 2524	2504	rundll32.exe	30
PID 2504 wrote to memory of 2524	2504	rundll32.exe	30
PID 2504 wrote to memory of 2524	2504	rundll32.exe	30
PID 2504 wrote to memory of 2524	2504	rundll32.exe	30
PID 2504 wrote to memory of 2524	2504	rundll32.exe	30
PID 2524 wrote to memory of 2548	2524	rundll32.exe	31
PID 2524 wrote to memory of 2548	2524	rundll32.exe	31
PID 2524 wrote to memory of 2548	2524	rundll32.exe	31
PID 2524 wrote to memory of 2548	2524	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b7d7b84d8bef2c90d4c91f6d46be0242b0373a4e22619ddc0e5e379b608481bd.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2504
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b7d7b84d8bef2c90d4c91f6d46be0242b0373a4e22619ddc0e5e379b608481bd.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2524
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2524 -s 256
    3⤵
    - Program crash
    PID:2548

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/2524-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2524-1-0x0000000010000000-0x000000001002D000-memory.dmp

Filesize
180KB

Download
memory/2524-4-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download