dridex | 445110c3156e9861af311387e31598a0664b4223ce70237c0d2a0af5a9e2427b

Analysis

max time kernel
117s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 01:52

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General

Target

JaffaCakes118_445110c3156e9861af311387e31598a0664b4223ce70237c0d2a0af5a9e2427b.dll
Size

184KB
MD5

ea09edf5e7c471234912605f709e8aa1
SHA1

06a47cc2c4b8f2051c88c689d4e62a29d19b52be
SHA256

445110c3156e9861af311387e31598a0664b4223ce70237c0d2a0af5a9e2427b
SHA512

87057b6d1810a4ae5cad98cb29e162da12148ac5cd20781315a7c41f991cb3023e6dfab378b1acf755fddb545fccee426a14690a987e2bcdb6419abce7c300dd
SSDEEP

3072:XJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jja//2uFrSc:kfYOX+wTScR/Xzku9LVwYuG

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/2532-1-0x0000000074770000-0x000000007479F000-memory.dmp	dridex_ldr
behavioral1/memory/2532-2-0x0000000074770000-0x000000007479F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1956	2532	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 2344 wrote to memory of 2532	2344	rundll32.exe	30
PID 2344 wrote to memory of 2532	2344	rundll32.exe	30
PID 2344 wrote to memory of 2532	2344	rundll32.exe	30
PID 2344 wrote to memory of 2532	2344	rundll32.exe	30
PID 2344 wrote to memory of 2532	2344	rundll32.exe	30
PID 2344 wrote to memory of 2532	2344	rundll32.exe	30
PID 2344 wrote to memory of 2532	2344	rundll32.exe	30
PID 2532 wrote to memory of 1956	2532	rundll32.exe	32
PID 2532 wrote to memory of 1956	2532	rundll32.exe	32
PID 2532 wrote to memory of 1956	2532	rundll32.exe	32
PID 2532 wrote to memory of 1956	2532	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_445110c3156e9861af311387e31598a0664b4223ce70237c0d2a0af5a9e2427b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2344
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_445110c3156e9861af311387e31598a0664b4223ce70237c0d2a0af5a9e2427b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2532
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2532 -s 220
    3⤵
    - Program crash
    PID:1956

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/2532-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2532-1-0x0000000074770000-0x000000007479F000-memory.dmp

Filesize
188KB

Download
memory/2532-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2532-2-0x0000000074770000-0x000000007479F000-memory.dmp

Filesize
188KB

Download