dridex | fc9e8edee2f5e148587b7839af91d952af15ab8bd034de1c4bcbed7994b1a5d1

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23/12/2024, 18:20

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General

Target

JaffaCakes118_fc9e8edee2f5e148587b7839af91d952af15ab8bd034de1c4bcbed7994b1a5d1.dll
Size

171KB
MD5

867c073a20232c3413f1b388dec982d8
SHA1

006ee9b15124b5c5bf7cd71fbbe2499b976cfbac
SHA256

fc9e8edee2f5e148587b7839af91d952af15ab8bd034de1c4bcbed7994b1a5d1
SHA512

b885350ab64215e6d04ea9cac7db47fe4b4a9aa35a61685962705c7a2d7bb039214e486937af11040c99a1ce46c1395ed3bfeba96f5bf8cb0991b7eedf16fcc7
SSDEEP

3072:Si49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:SH9RVaPEmsdHdbQUbd2H3

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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
behavioral2/memory/4600-1-0x0000000075120000-0x0000000075150000-memory.dmp	dridex_ldr
behavioral2/memory/4600-2-0x0000000075120000-0x0000000075150000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3756	4600	WerFault.exe	83

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 3 IoCs

description	pid	Process	procid_target
PID 2596 wrote to memory of 4600	2596	rundll32.exe	83
PID 2596 wrote to memory of 4600	2596	rundll32.exe	83
PID 2596 wrote to memory of 4600	2596	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fc9e8edee2f5e148587b7839af91d952af15ab8bd034de1c4bcbed7994b1a5d1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2596
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fc9e8edee2f5e148587b7839af91d952af15ab8bd034de1c4bcbed7994b1a5d1.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4600
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4600 -s 664
    3⤵
    - Program crash
    PID:3756

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4600 -ip 4600
1⤵
PID:4944

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

Replay Monitor

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Downloads

memory/4600-0-0x0000000000DF0000-0x0000000000DF6000-memory.dmp

Filesize
24KB

Download
memory/4600-1-0x0000000075120000-0x0000000075150000-memory.dmp

Filesize
192KB

Download
memory/4600-2-0x0000000075120000-0x0000000075150000-memory.dmp

Filesize
192KB

Download
memory/4600-3-0x0000000000DF0000-0x0000000000DF6000-memory.dmp

Filesize
24KB

Download