dridex | 8fb997e0c8d5553806303382e7a8efe7756e8340ed23cc21b38afd64ef72e643

Analysis

max time kernel
94s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
02-12-2024 21:07

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General

Target

ba2dac3d28490070cfc240f0f884cdac_JaffaCakes118.dll
Size

184KB
MD5

ba2dac3d28490070cfc240f0f884cdac
SHA1

2aa9da4f260a32e730baa06451792d4c042095bb
SHA256

8fb997e0c8d5553806303382e7a8efe7756e8340ed23cc21b38afd64ef72e643
SHA512

5f5f18a6aac6e6677577cd10713ee68a372ad27156d49f229dd78327df5486a59acc8e4582d403884f89cd8637c135bd3316543778d472e452deb05f59cfffcb
SSDEEP

3072:7JQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8J3a//2uFrSc:gfYOX+wTScR/Xzku9LVwAuG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral2/memory/3516-1-0x0000000074FA0000-0x0000000074FCF000-memory.dmp	dridex_ldr
behavioral2/memory/3516-2-0x0000000074FA0000-0x0000000074FCF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
1492	3516	WerFault.exe	82

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

Processes:

rundll32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	Process	procid_target
PID 3460 wrote to memory of 3516	3460	rundll32.exe	82
PID 3460 wrote to memory of 3516	3460	rundll32.exe	82
PID 3460 wrote to memory of 3516	3460	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ba2dac3d28490070cfc240f0f884cdac_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3460
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ba2dac3d28490070cfc240f0f884cdac_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3516
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3516 -s 616
    3⤵
    - Program crash
    PID:1492

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3516 -ip 3516
1⤵
PID:3540

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/3516-0-0x0000000000BE0000-0x0000000000BE6000-memory.dmp

Filesize
24KB

Download
memory/3516-1-0x0000000074FA0000-0x0000000074FCF000-memory.dmp

Filesize
188KB

Download
memory/3516-3-0x0000000000BE0000-0x0000000000BE6000-memory.dmp

Filesize
24KB

Download
memory/3516-2-0x0000000074FA0000-0x0000000074FCF000-memory.dmp

Filesize
188KB

Download