dridex | 4392d5a9f6545c248bf36148abdf20c389c2e3ce8a80c5b7e4077378a3ba3b17

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 20:47

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General

Target

JaffaCakes118_4392d5a9f6545c248bf36148abdf20c389c2e3ce8a80c5b7e4077378a3ba3b17.dll
Size

184KB
MD5

8fe960691dd51706dafb9e1b5d00a66b
SHA1

7d8d00bcb5e1c165e214e91ccc0859b8eb6e7fea
SHA256

4392d5a9f6545c248bf36148abdf20c389c2e3ce8a80c5b7e4077378a3ba3b17
SHA512

ddc1e88cf1ecf0dd55e18e69797dfa655b879c135dbcd29cbc02b839be1809ac81bfe5f356c31869071b35eb0903c868b01d3dc79edf8ca70afc707ecfe3ffd5
SSDEEP

3072:7JQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jta//2uFrSc:gfYOX+wTScR/Xzku9LVweuG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1992-1-0x0000000074A10000-0x0000000074A3F000-memory.dmp	dridex_ldr
behavioral1/memory/1992-2-0x0000000074A10000-0x0000000074A3F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1984	1992	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 2148 wrote to memory of 1992	2148	rundll32.exe	30
PID 2148 wrote to memory of 1992	2148	rundll32.exe	30
PID 2148 wrote to memory of 1992	2148	rundll32.exe	30
PID 2148 wrote to memory of 1992	2148	rundll32.exe	30
PID 2148 wrote to memory of 1992	2148	rundll32.exe	30
PID 2148 wrote to memory of 1992	2148	rundll32.exe	30
PID 2148 wrote to memory of 1992	2148	rundll32.exe	30
PID 1992 wrote to memory of 1984	1992	rundll32.exe	32
PID 1992 wrote to memory of 1984	1992	rundll32.exe	32
PID 1992 wrote to memory of 1984	1992	rundll32.exe	32
PID 1992 wrote to memory of 1984	1992	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4392d5a9f6545c248bf36148abdf20c389c2e3ce8a80c5b7e4077378a3ba3b17.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2148
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4392d5a9f6545c248bf36148abdf20c389c2e3ce8a80c5b7e4077378a3ba3b17.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1992
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1992 -s 220
    3⤵
    - Program crash
    PID:1984

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/1992-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1992-1-0x0000000074A10000-0x0000000074A3F000-memory.dmp

Filesize
188KB

Download
memory/1992-2-0x0000000074A10000-0x0000000074A3F000-memory.dmp

Filesize
188KB

Download
memory/1992-4-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download