dridex | 6cd61b73b9ae6f821052c44d0bf04dc1b5e04934b458638599355b3b9e96aff3

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 02:13

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General

Target

JaffaCakes118_6cd61b73b9ae6f821052c44d0bf04dc1b5e04934b458638599355b3b9e96aff3.dll
Size

188KB
MD5

c674c4f1de9bd61706624c239fcadf9c
SHA1

2f37d8d08faaacde0500995f60ee41226e77a0c4
SHA256

6cd61b73b9ae6f821052c44d0bf04dc1b5e04934b458638599355b3b9e96aff3
SHA512

6f5c374db2e1c77bb178f8400b8eb28ed97a0a35f296d017347e1bca876a83188d6116616c1460e74d133b851507db05e1991dcb209e1dd299fb401176a4b723
SSDEEP

3072:HteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz59qM:fq7fYIHBZkTB6DWruUCOwjt

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/2336-0-0x0000000074A90000-0x0000000074AC0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2184	2336	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 2128 wrote to memory of 2336	2128	rundll32.exe	31
PID 2128 wrote to memory of 2336	2128	rundll32.exe	31
PID 2128 wrote to memory of 2336	2128	rundll32.exe	31
PID 2128 wrote to memory of 2336	2128	rundll32.exe	31
PID 2128 wrote to memory of 2336	2128	rundll32.exe	31
PID 2128 wrote to memory of 2336	2128	rundll32.exe	31
PID 2128 wrote to memory of 2336	2128	rundll32.exe	31
PID 2336 wrote to memory of 2184	2336	rundll32.exe	32
PID 2336 wrote to memory of 2184	2336	rundll32.exe	32
PID 2336 wrote to memory of 2184	2336	rundll32.exe	32
PID 2336 wrote to memory of 2184	2336	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6cd61b73b9ae6f821052c44d0bf04dc1b5e04934b458638599355b3b9e96aff3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2128
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6cd61b73b9ae6f821052c44d0bf04dc1b5e04934b458638599355b3b9e96aff3.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2336
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2336 -s 300
    3⤵
    - Program crash
    PID:2184

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/2336-0-0x0000000074A90000-0x0000000074AC0000-memory.dmp

Filesize
192KB

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memory/2336-2-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

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