dridex | bd8155c7264b7204607ac65778237f2541df075679b32c9833dfbe7af0826258

Analysis

max time kernel
119s
max time network
124s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:00

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General

Target

JaffaCakes118_bd8155c7264b7204607ac65778237f2541df075679b32c9833dfbe7af0826258.dll
Size

160KB
MD5

af967109cf55e70dd68147f4a917d3f0
SHA1

c0741a04a19d30b9222d95c7528cf4129ca0249c
SHA256

bd8155c7264b7204607ac65778237f2541df075679b32c9833dfbe7af0826258
SHA512

45e9f9aa99bdf5256ec4f684ab2f9fb86d0b86f03f64fb03c2151a9d3608ae8d3aa614a0761422512ae5ec69fe52e1dd68fda6552a477a932fb3bb0b601a27a8
SSDEEP

3072:whOn8cnYCTZouiOyPmE7Zsantih3+0wuFiD3xJaTw1tHr:n8mnT7Fmsans1+0Hw7/t

Score

10^/10

dridex 40111 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

40111

185.148.168.240:443

162.216.125.131:2303

193.200.130.178:8172

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
behavioral1/memory/2316-1-0x0000000074F00000-0x0000000074F2E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2808	2316	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 3040 wrote to memory of 2316	3040	rundll32.exe	30
PID 3040 wrote to memory of 2316	3040	rundll32.exe	30
PID 3040 wrote to memory of 2316	3040	rundll32.exe	30
PID 3040 wrote to memory of 2316	3040	rundll32.exe	30
PID 3040 wrote to memory of 2316	3040	rundll32.exe	30
PID 3040 wrote to memory of 2316	3040	rundll32.exe	30
PID 3040 wrote to memory of 2316	3040	rundll32.exe	30
PID 2316 wrote to memory of 2808	2316	rundll32.exe	31
PID 2316 wrote to memory of 2808	2316	rundll32.exe	31
PID 2316 wrote to memory of 2808	2316	rundll32.exe	31
PID 2316 wrote to memory of 2808	2316	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bd8155c7264b7204607ac65778237f2541df075679b32c9833dfbe7af0826258.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3040
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bd8155c7264b7204607ac65778237f2541df075679b32c9833dfbe7af0826258.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2316
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2316 -s 264
    3⤵
    - Program crash
    PID:2808

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/2316-0-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/2316-1-0x0000000074F00000-0x0000000074F2E000-memory.dmp

Filesize
184KB

Download
memory/2316-3-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download