dridex | a0288143bdf14351fd9be0a3a02f43bb33bb27529c0c12e67656b8abfa2c11f6

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:35

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General

Target

JaffaCakes118_a0288143bdf14351fd9be0a3a02f43bb33bb27529c0c12e67656b8abfa2c11f6.dll
Size

184KB
MD5

ceee353af1c7d1c9719603e5efad1209
SHA1

6e3b2c28a5e775475afe5106295c22182b068609
SHA256

a0288143bdf14351fd9be0a3a02f43bb33bb27529c0c12e67656b8abfa2c11f6
SHA512

8545a560dd8ca39a739c578d2f2c05987fb1479f7723145164c953af48c9a23724f6a4a0de3a04e3655cc42606279e9b0cf38726eb4e29b59bafa0d43ffb9603
SSDEEP

3072:V1JzSxp5PpRh7phfrv/6jC5KHWnzD7xC3/o1WXDCFUBUL1iMhmDEwmuFWwqF:V1JGz5pX7fz+C5kUzDA36bFUc1i7EwRW

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/1940-1-0x0000000074720000-0x000000007474F000-memory.dmp	dridex_ldr
behavioral1/memory/1940-2-0x0000000074720000-0x000000007474F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2392	1940	WerFault.exe	31

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 2540 wrote to memory of 1940	2540	rundll32.exe	31
PID 2540 wrote to memory of 1940	2540	rundll32.exe	31
PID 2540 wrote to memory of 1940	2540	rundll32.exe	31
PID 2540 wrote to memory of 1940	2540	rundll32.exe	31
PID 2540 wrote to memory of 1940	2540	rundll32.exe	31
PID 2540 wrote to memory of 1940	2540	rundll32.exe	31
PID 2540 wrote to memory of 1940	2540	rundll32.exe	31
PID 1940 wrote to memory of 2392	1940	rundll32.exe	32
PID 1940 wrote to memory of 2392	1940	rundll32.exe	32
PID 1940 wrote to memory of 2392	1940	rundll32.exe	32
PID 1940 wrote to memory of 2392	1940	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a0288143bdf14351fd9be0a3a02f43bb33bb27529c0c12e67656b8abfa2c11f6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2540
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a0288143bdf14351fd9be0a3a02f43bb33bb27529c0c12e67656b8abfa2c11f6.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1940
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1940 -s 220
    3⤵
    - Program crash
    PID:2392

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/1940-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1940-1-0x0000000074720000-0x000000007474F000-memory.dmp

Filesize
188KB

Download
memory/1940-2-0x0000000074720000-0x000000007474F000-memory.dmp

Filesize
188KB

Download
memory/1940-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download