dridex | a704353b38683444e05337feec70a146bc062e3d9d30e5ede1300b2e609398a1

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 00:32

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General

Target

JaffaCakes118_a704353b38683444e05337feec70a146bc062e3d9d30e5ede1300b2e609398a1.dll
Size

161KB
MD5

5a378ab84537743a6f7a27310c77b529
SHA1

922e0c07dda440dde641ad643276ee5ad8e52027
SHA256

a704353b38683444e05337feec70a146bc062e3d9d30e5ede1300b2e609398a1
SHA512

d1bd8208374daf4893d9756a87f19abd3671ea475a628491727886ff2395aafd567966d14316e4c9df55866684bb76c89b289684446d950c90f72b6ed02b15eb
SSDEEP

3072:JaSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2BGkFY:0nS62Fl+pkeJl3CvRStrFl+EYE

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2316-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2316-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2728	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 2984 wrote to memory of 2316	2984	rundll32.exe	30
PID 2984 wrote to memory of 2316	2984	rundll32.exe	30
PID 2984 wrote to memory of 2316	2984	rundll32.exe	30
PID 2984 wrote to memory of 2316	2984	rundll32.exe	30
PID 2984 wrote to memory of 2316	2984	rundll32.exe	30
PID 2984 wrote to memory of 2316	2984	rundll32.exe	30
PID 2984 wrote to memory of 2316	2984	rundll32.exe	30
PID 2316 wrote to memory of 2728	2316	rundll32.exe	31
PID 2316 wrote to memory of 2728	2316	rundll32.exe	31
PID 2316 wrote to memory of 2728	2316	rundll32.exe	31
PID 2316 wrote to memory of 2728	2316	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a704353b38683444e05337feec70a146bc062e3d9d30e5ede1300b2e609398a1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2984
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a704353b38683444e05337feec70a146bc062e3d9d30e5ede1300b2e609398a1.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 256
    3⤵
    - Program crash
    PID:2728

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/2316-0-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2316-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2316-3-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2316-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download