dridex | 8a44aa05c7fba35eec34a4ff34852b149eac6ee0c478868e511c1daeacb756b3

Analysis

max time kernel
94s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 19:27

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General

Target

JaffaCakes118_8a44aa05c7fba35eec34a4ff34852b149eac6ee0c478868e511c1daeacb756b3.dll
Size

184KB
MD5

f4d2f3e435b87f21e078511f02f820ec
SHA1

588823ba29927739528df8b8ac47c5130614f44e
SHA256

8a44aa05c7fba35eec34a4ff34852b149eac6ee0c478868e511c1daeacb756b3
SHA512

2744bd237b0dba453044a22637689bcf7631586b70a7ccec99eacaf8b8ea7c4cfd819bc4e7fae45f800f1f0f21a674dc959f2ab10f8047cd38580a56fd7659a1
SSDEEP

3072:zJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8J6a//2uFrSc:4fYOX+wTScR/Xzku9LVwpuG

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

resource	yara_rule
behavioral2/memory/2360-0-0x0000000075550000-0x000000007557F000-memory.dmp	dridex_ldr
behavioral2/memory/2360-3-0x0000000075550000-0x000000007557F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4384	2360	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 3612 wrote to memory of 2360	3612	rundll32.exe	83
PID 3612 wrote to memory of 2360	3612	rundll32.exe	83
PID 3612 wrote to memory of 2360	3612	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8a44aa05c7fba35eec34a4ff34852b149eac6ee0c478868e511c1daeacb756b3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3612
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8a44aa05c7fba35eec34a4ff34852b149eac6ee0c478868e511c1daeacb756b3.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2360
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2360 -s 616
    3⤵
    - Program crash
    PID:4384

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2360 -ip 2360
1⤵
PID:4860

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/2360-0-0x0000000075550000-0x000000007557F000-memory.dmp

Filesize
188KB

Download
memory/2360-2-0x0000000001330000-0x0000000001336000-memory.dmp

Filesize
24KB

Download
memory/2360-3-0x0000000075550000-0x000000007557F000-memory.dmp

Filesize
188KB

Download