dridex | cfa4d52e836632685108e0cc18066b372e237b82a0a21dce5d9e19333c017782

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 00:59

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General

Target

JaffaCakes118_cfa4d52e836632685108e0cc18066b372e237b82a0a21dce5d9e19333c017782.dll
Size

184KB
MD5

d63a2e8a2468b1f35b2862c06ea7d200
SHA1

3174ec2d69689259c7b2b61024810a26431ea719
SHA256

cfa4d52e836632685108e0cc18066b372e237b82a0a21dce5d9e19333c017782
SHA512

107ac50832e8a31be7f51fa86de7c8fcb38b61db610436ec6e6fcd0be50d2d226144889ae106ff04988fb5bce1bc05ee5aa77b2d4319732a082ea5d231e06cee
SSDEEP

3072:1iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoglzoxss7:1iLVCIT4WK2z1W+CUHZj4Skq/eaoeoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/2280-1-0x0000000074D30000-0x0000000074D5F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2680	2280	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 2364 wrote to memory of 2280	2364	rundll32.exe	30
PID 2364 wrote to memory of 2280	2364	rundll32.exe	30
PID 2364 wrote to memory of 2280	2364	rundll32.exe	30
PID 2364 wrote to memory of 2280	2364	rundll32.exe	30
PID 2364 wrote to memory of 2280	2364	rundll32.exe	30
PID 2364 wrote to memory of 2280	2364	rundll32.exe	30
PID 2364 wrote to memory of 2280	2364	rundll32.exe	30
PID 2280 wrote to memory of 2680	2280	rundll32.exe	31
PID 2280 wrote to memory of 2680	2280	rundll32.exe	31
PID 2280 wrote to memory of 2680	2280	rundll32.exe	31
PID 2280 wrote to memory of 2680	2280	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cfa4d52e836632685108e0cc18066b372e237b82a0a21dce5d9e19333c017782.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2364
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cfa4d52e836632685108e0cc18066b372e237b82a0a21dce5d9e19333c017782.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2280
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 220
    3⤵
    - Program crash
    PID:2680

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/2280-0-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/2280-1-0x0000000074D30000-0x0000000074D5F000-memory.dmp

Filesize
188KB

Download
memory/2280-3-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download