dridex | ecbe38d3189a96ff9074a19225efbd53c818b6f2857f630cc77683093d4b3d3f

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 05:30

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General

Target

JaffaCakes118_ecbe38d3189a96ff9074a19225efbd53c818b6f2857f630cc77683093d4b3d3f.dll
Size

161KB
MD5

ad024c3bff5671ca303291a9c4a80e18
SHA1

6463ef4b3df996f0f9463aea5f0ba4b3f6b2ad88
SHA256

ecbe38d3189a96ff9074a19225efbd53c818b6f2857f630cc77683093d4b3d3f
SHA512

431386eddde00558b0e7a7e00c787787528fc10b3ce056f1f2b81284f2ff5ec3394b96cd6bbee5e84a7421deb8d4410feb370324dbbf73f0dfb465f4d91dfd20
SSDEEP

3072:4gSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2ZGkFY:fnS62Fl+pkeJl3CvRStrFl+EYM

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/2432-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2432-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2656	2432	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 3056 wrote to memory of 2432	3056	rundll32.exe	30
PID 3056 wrote to memory of 2432	3056	rundll32.exe	30
PID 3056 wrote to memory of 2432	3056	rundll32.exe	30
PID 3056 wrote to memory of 2432	3056	rundll32.exe	30
PID 3056 wrote to memory of 2432	3056	rundll32.exe	30
PID 3056 wrote to memory of 2432	3056	rundll32.exe	30
PID 3056 wrote to memory of 2432	3056	rundll32.exe	30
PID 2432 wrote to memory of 2656	2432	rundll32.exe	31
PID 2432 wrote to memory of 2656	2432	rundll32.exe	31
PID 2432 wrote to memory of 2656	2432	rundll32.exe	31
PID 2432 wrote to memory of 2656	2432	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ecbe38d3189a96ff9074a19225efbd53c818b6f2857f630cc77683093d4b3d3f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3056
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ecbe38d3189a96ff9074a19225efbd53c818b6f2857f630cc77683093d4b3d3f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2432
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2432 -s 256
    3⤵
    - Program crash
    PID:2656

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/2432-0-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/2432-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2432-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2432-3-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download