dridex | 3a6f6a4439b4e7c7c3cdfb33dcf0eb5637b5d824c9544fe1395a14ef938016d5

Analysis

max time kernel
96s
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
24-12-2024 02:20

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General

Target

JaffaCakes118_3a6f6a4439b4e7c7c3cdfb33dcf0eb5637b5d824c9544fe1395a14ef938016d5.dll
Size

163KB
MD5

26dc04cd55b0089acb152c1d1a664f99
SHA1

71ab83b9b09091051a53d00794d74e8739a2c84a
SHA256

3a6f6a4439b4e7c7c3cdfb33dcf0eb5637b5d824c9544fe1395a14ef938016d5
SHA512

3e8a045d2ab0bee59623323a2080e030e08c0d7006ef846fdded620e2af635787401af49ca09e13a9f2f2edeed1d04e62157b5cb15a16a2a7c60b42332c216ff
SSDEEP

3072:l9F/oNrQb4xVubbXP/NTccbsFvCeLmXH57V30e8Pj:l9F6rQXvFczvYpQP

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

43.229.206.212:443

82.209.17.209:8172

162.241.209.225:4125

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/4272-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1952	4272	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 4528 wrote to memory of 4272	4528	rundll32.exe	83
PID 4528 wrote to memory of 4272	4528	rundll32.exe	83
PID 4528 wrote to memory of 4272	4528	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3a6f6a4439b4e7c7c3cdfb33dcf0eb5637b5d824c9544fe1395a14ef938016d5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4528
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3a6f6a4439b4e7c7c3cdfb33dcf0eb5637b5d824c9544fe1395a14ef938016d5.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4272
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4272 -s 708
    3⤵
    - Program crash
    PID:1952

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 4272 -ip 4272
1⤵
PID:3712

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/4272-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

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memory/4272-2-0x0000000002BC0000-0x0000000002BC6000-memory.dmp

Filesize
24KB

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