dridex | bd87226aa1962bdcc845e5f163fffe961221321bd7790882fdb04ad3c292b056

Analysis

max time kernel
93s
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, 22:13

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General

Target

JaffaCakes118_bd87226aa1962bdcc845e5f163fffe961221321bd7790882fdb04ad3c292b056.dll
Size

177KB
MD5

d66222b8ad61d7664c09264356f32ea3
SHA1

a6ce5ec497796419b2966e2a3df2a76520906750
SHA256

bd87226aa1962bdcc845e5f163fffe961221321bd7790882fdb04ad3c292b056
SHA512

936b07cd4216ca5a7147470639d1f35551765ea6f0e91a71ce800352bf31d72e90aa1ba4fb6e4c100ec11ce5b1ff37141d3f700aca348e177d155a17d95a518e
SSDEEP

3072:2uCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:qzWxkOP4p2EesvcDi6DOHPJ

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

144.76.1.150:443

50.249.212.98:23399

104.168.154.79:5007

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
behavioral2/memory/2604-1-0x0000000074940000-0x0000000074971000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4376	2604	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 1572 wrote to memory of 2604	1572	rundll32.exe	83
PID 1572 wrote to memory of 2604	1572	rundll32.exe	83
PID 1572 wrote to memory of 2604	1572	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bd87226aa1962bdcc845e5f163fffe961221321bd7790882fdb04ad3c292b056.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1572
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bd87226aa1962bdcc845e5f163fffe961221321bd7790882fdb04ad3c292b056.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2604
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2604 -s 636
    3⤵
    - Program crash
    PID:4376

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2604 -ip 2604
1⤵
PID:448

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/2604-0-0x0000000000FD0000-0x0000000000FD6000-memory.dmp

Filesize
24KB

Download
memory/2604-1-0x0000000074940000-0x0000000074971000-memory.dmp

Filesize
196KB

Download
memory/2604-3-0x0000000000FD0000-0x0000000000FD6000-memory.dmp

Filesize
24KB

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