dridex | 5903aa7e699f40328fe02db0e338061772cc0ad0bd2d243584c09ef534749090

Analysis

max time kernel
121s
max time network
126s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:36

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General

Target

JaffaCakes118_5903aa7e699f40328fe02db0e338061772cc0ad0bd2d243584c09ef534749090.dll
Size

170KB
MD5

a0179641b3567f1ec5eed8216e97c748
SHA1

406a54c8a6f91594eaa07cdddd85a917c2a8ddc8
SHA256

5903aa7e699f40328fe02db0e338061772cc0ad0bd2d243584c09ef534749090
SHA512

fbf5501ef808eab4a7a639478056dbacbd2947479e6802d09240ec3b81553fcfb05e56d176ca6780aedf6e84b53bff71c6f417579e3e0ac2aa66965b1f65ac76
SSDEEP

3072:4qWLBTrGNr0gl+CI3bc4ThMXu6GkqFmLqmjcRVmkHkKFhG2wwUJ5/lB:WVqNd+CIQHXu9VFmu0qU2CJ5

Score

10^/10

dridex 40112 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

40112

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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
behavioral1/memory/3056-1-0x00000000750C0000-0x00000000750F0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2388	3056	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 3056	3040	rundll32.exe	30
PID 3040 wrote to memory of 3056	3040	rundll32.exe	30
PID 3040 wrote to memory of 3056	3040	rundll32.exe	30
PID 3040 wrote to memory of 3056	3040	rundll32.exe	30
PID 3040 wrote to memory of 3056	3040	rundll32.exe	30
PID 3040 wrote to memory of 3056	3040	rundll32.exe	30
PID 3040 wrote to memory of 3056	3040	rundll32.exe	30
PID 3056 wrote to memory of 2388	3056	rundll32.exe	31
PID 3056 wrote to memory of 2388	3056	rundll32.exe	31
PID 3056 wrote to memory of 2388	3056	rundll32.exe	31
PID 3056 wrote to memory of 2388	3056	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5903aa7e699f40328fe02db0e338061772cc0ad0bd2d243584c09ef534749090.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3040
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5903aa7e699f40328fe02db0e338061772cc0ad0bd2d243584c09ef534749090.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3056
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3056 -s 264
    3⤵
    - Program crash
    PID:2388

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/3056-0-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/3056-1-0x00000000750C0000-0x00000000750F0000-memory.dmp

Filesize
192KB

Download
memory/3056-3-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download