dridex | 4e8c5d073c4f0a38f7f306f54b98bfef0e950d73b9d49b9991e578362e14213c

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 09:15

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General

Target

JaffaCakes118_4e8c5d073c4f0a38f7f306f54b98bfef0e950d73b9d49b9991e578362e14213c.dll
Size

163KB
MD5

d1e6a10299a28cbcca980c4b1ab8ae92
SHA1

67b8a8285d39a32870f96e7e313db49969e9f062
SHA256

4e8c5d073c4f0a38f7f306f54b98bfef0e950d73b9d49b9991e578362e14213c
SHA512

b943e5261418500a76c54ed19d2c1077c7028ad591a07b9331ab3fb38960b3c8a4e9643bc72ba9b50ef66f656869d0341af6c2dede6941eb324dec57301012fb
SSDEEP

3072:I9F/oNrQb4xVubbXP/NTccbsFvCeLmXH57V30e8Pj:I9F6rQXvFczvYpQP

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2208-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2208-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2132	2208	WerFault.exe	30

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 11 IoCs

description	pid	Process	procid_target
PID 2272 wrote to memory of 2208	2272	rundll32.exe	30
PID 2272 wrote to memory of 2208	2272	rundll32.exe	30
PID 2272 wrote to memory of 2208	2272	rundll32.exe	30
PID 2272 wrote to memory of 2208	2272	rundll32.exe	30
PID 2272 wrote to memory of 2208	2272	rundll32.exe	30
PID 2272 wrote to memory of 2208	2272	rundll32.exe	30
PID 2272 wrote to memory of 2208	2272	rundll32.exe	30
PID 2208 wrote to memory of 2132	2208	rundll32.exe	31
PID 2208 wrote to memory of 2132	2208	rundll32.exe	31
PID 2208 wrote to memory of 2132	2208	rundll32.exe	31
PID 2208 wrote to memory of 2132	2208	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4e8c5d073c4f0a38f7f306f54b98bfef0e950d73b9d49b9991e578362e14213c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2272
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4e8c5d073c4f0a38f7f306f54b98bfef0e950d73b9d49b9991e578362e14213c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2208
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2208 -s 240
    3⤵
    - Program crash
    PID:2132

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/2208-0-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/2208-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2208-3-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/2208-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download