dridex | d01fff18624ea48f8ad76e310b2ca4fa3569b51d23011a19835eb8573816aa89

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 14:29

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General

Target

JaffaCakes118_d01fff18624ea48f8ad76e310b2ca4fa3569b51d23011a19835eb8573816aa89.dll
Size

184KB
MD5

37a6bc01e50a77bc013eac2e28074a0e
SHA1

71f4b738c790e9c575754c38aaff9c059c0429b3
SHA256

d01fff18624ea48f8ad76e310b2ca4fa3569b51d23011a19835eb8573816aa89
SHA512

37f7cbf58e86816024f2bbaf004ba256f3e82655a3d2252c6d927ae6a98f657afef01f849447891aa63589c4bf47485b0e4e3273026c15c0bb568b50cbaee60b
SSDEEP

3072:oiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoTlzoxss7:oiLVCIT4WK2z1W+CUHZj4Skq/eaoJoC

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/2420-1-0x0000000075410000-0x000000007543F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1732	2420	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 2404 wrote to memory of 2420	2404	rundll32.exe	28
PID 2404 wrote to memory of 2420	2404	rundll32.exe	28
PID 2404 wrote to memory of 2420	2404	rundll32.exe	28
PID 2404 wrote to memory of 2420	2404	rundll32.exe	28
PID 2404 wrote to memory of 2420	2404	rundll32.exe	28
PID 2404 wrote to memory of 2420	2404	rundll32.exe	28
PID 2404 wrote to memory of 2420	2404	rundll32.exe	28
PID 2420 wrote to memory of 1732	2420	rundll32.exe	29
PID 2420 wrote to memory of 1732	2420	rundll32.exe	29
PID 2420 wrote to memory of 1732	2420	rundll32.exe	29
PID 2420 wrote to memory of 1732	2420	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d01fff18624ea48f8ad76e310b2ca4fa3569b51d23011a19835eb8573816aa89.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2404
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d01fff18624ea48f8ad76e310b2ca4fa3569b51d23011a19835eb8573816aa89.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2420
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2420 -s 220
    3⤵
    - Program crash
    PID:1732

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/2420-0-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/2420-1-0x0000000075410000-0x000000007543F000-memory.dmp

Filesize
188KB

Download
memory/2420-3-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download