dridex | 937fe56ed0f7e4b20ec4d31a7620c419a3b77774b668be6fba436b9081b37f77

Analysis

max time kernel
93s
max time network
141s
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 03:04

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General

Target

JaffaCakes118_937fe56ed0f7e4b20ec4d31a7620c419a3b77774b668be6fba436b9081b37f77.dll
Size

188KB
MD5

fb971f713d07adc594e02424858e5e96
SHA1

6a53d354ce7b4f8b2aab3d07b5d308c45c10227b
SHA256

937fe56ed0f7e4b20ec4d31a7620c419a3b77774b668be6fba436b9081b37f77
SHA512

1909938d3e214477be59ffee5bf55a8374364165f7e4b7257e4b21d6aa24752c146a927aaa8c1a6af9b75b6e8f7a93061f53db6b911d4233bcefce14bbcb7be2
SSDEEP

3072:UteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz49qM:oq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/924-1-0x0000000074980000-0x00000000749B0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1616	924	WerFault.exe	84

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 748 wrote to memory of 924	748	rundll32.exe	84
PID 748 wrote to memory of 924	748	rundll32.exe	84
PID 748 wrote to memory of 924	748	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_937fe56ed0f7e4b20ec4d31a7620c419a3b77774b668be6fba436b9081b37f77.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:748
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_937fe56ed0f7e4b20ec4d31a7620c419a3b77774b668be6fba436b9081b37f77.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:924
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 924 -s 692
    3⤵
    - Program crash
    PID:1616

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 924 -ip 924
1⤵
PID:3820

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/924-0-0x0000000000F10000-0x0000000000F16000-memory.dmp

Filesize
24KB

Download
memory/924-1-0x0000000074980000-0x00000000749B0000-memory.dmp

Filesize
192KB

Download
memory/924-3-0x0000000000F10000-0x0000000000F16000-memory.dmp

Filesize
24KB

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