dridex | f7a157cb050ca45037f7f400fe53eb4eedfaa0ae1ffaf120c710545dca09ca99

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, 23:49

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General

Target

JaffaCakes118_f7a157cb050ca45037f7f400fe53eb4eedfaa0ae1ffaf120c710545dca09ca99.dll
Size

171KB
MD5

f96925bb9cab36039008ed4e558c5bd5
SHA1

76521a18972ae773b470380865bc8e9150c62547
SHA256

f7a157cb050ca45037f7f400fe53eb4eedfaa0ae1ffaf120c710545dca09ca99
SHA512

0c2f9f4fe0ed67b42afb9bcb5b5000877be7292473dd3abbcc4260d4f0065312bf2633709347e42ecc6b2b321531f5f76b12567eddd812aa6750e77730da4d5e
SSDEEP

3072:Vi49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:VH9RVaPEmsdHdbQUbd2H3

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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/2524-0-0x0000000075070000-0x00000000750A0000-memory.dmp	dridex_ldr
behavioral1/memory/2524-2-0x0000000075070000-0x00000000750A0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2520	2524	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 2500 wrote to memory of 2524	2500	rundll32.exe	30
PID 2500 wrote to memory of 2524	2500	rundll32.exe	30
PID 2500 wrote to memory of 2524	2500	rundll32.exe	30
PID 2500 wrote to memory of 2524	2500	rundll32.exe	30
PID 2500 wrote to memory of 2524	2500	rundll32.exe	30
PID 2500 wrote to memory of 2524	2500	rundll32.exe	30
PID 2500 wrote to memory of 2524	2500	rundll32.exe	30
PID 2524 wrote to memory of 2520	2524	rundll32.exe	32
PID 2524 wrote to memory of 2520	2524	rundll32.exe	32
PID 2524 wrote to memory of 2520	2524	rundll32.exe	32
PID 2524 wrote to memory of 2520	2524	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f7a157cb050ca45037f7f400fe53eb4eedfaa0ae1ffaf120c710545dca09ca99.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2500
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f7a157cb050ca45037f7f400fe53eb4eedfaa0ae1ffaf120c710545dca09ca99.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2524
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2524 -s 256
    3⤵
    - Program crash
    PID:2520

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/2524-1-0x0000000000110000-0x0000000000116000-memory.dmp

Filesize
24KB

Download
memory/2524-0-0x0000000075070000-0x00000000750A0000-memory.dmp

Filesize
192KB

Download
memory/2524-2-0x0000000075070000-0x00000000750A0000-memory.dmp

Filesize
192KB

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