dridex | b83dbebad81c698de8bde7a3c0bd7c05c03749b7d5f07ec883f5ef476c248b81

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 05:36

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General

Target

JaffaCakes118_b83dbebad81c698de8bde7a3c0bd7c05c03749b7d5f07ec883f5ef476c248b81.dll
Size

188KB
MD5

4b4dd07890343e570e7447dd59421aa6
SHA1

ba212d439ed3fe8e4a40b39ab203e047e43eb57d
SHA256

b83dbebad81c698de8bde7a3c0bd7c05c03749b7d5f07ec883f5ef476c248b81
SHA512

faeae049f4d414732e8b104cb820d15ee9a4dfaf40fbd5e018f2bb0fecdbff8516998f35248d1d29d9014ae06a7792947ee8fbac10e980788f765f58834fdb6b
SSDEEP

3072:oteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz79qM:Mq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/1916-0-0x0000000074C90000-0x0000000074CC0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2400	1916	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 2972 wrote to memory of 1916	2972	rundll32.exe	30
PID 2972 wrote to memory of 1916	2972	rundll32.exe	30
PID 2972 wrote to memory of 1916	2972	rundll32.exe	30
PID 2972 wrote to memory of 1916	2972	rundll32.exe	30
PID 2972 wrote to memory of 1916	2972	rundll32.exe	30
PID 2972 wrote to memory of 1916	2972	rundll32.exe	30
PID 2972 wrote to memory of 1916	2972	rundll32.exe	30
PID 1916 wrote to memory of 2400	1916	rundll32.exe	31
PID 1916 wrote to memory of 2400	1916	rundll32.exe	31
PID 1916 wrote to memory of 2400	1916	rundll32.exe	31
PID 1916 wrote to memory of 2400	1916	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b83dbebad81c698de8bde7a3c0bd7c05c03749b7d5f07ec883f5ef476c248b81.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2972
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b83dbebad81c698de8bde7a3c0bd7c05c03749b7d5f07ec883f5ef476c248b81.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1916
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1916 -s 300
    3⤵
    - Program crash
    PID:2400

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/1916-2-0x00000000000D0000-0x00000000000D6000-memory.dmp

Filesize
24KB

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memory/1916-0-0x0000000074C90000-0x0000000074CC0000-memory.dmp

Filesize
192KB

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