dridex | 74cc8572f7f5659e362dd4a7b1307e15223253daf06db52ca4e9581cedc4f4e6

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 05:38

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General

Target

JaffaCakes118_74cc8572f7f5659e362dd4a7b1307e15223253daf06db52ca4e9581cedc4f4e6.dll
Size

184KB
MD5

7bdb981327ef53f45ec901b23936f441
SHA1

b8c2b986d45ef3dc8b1a0e11c73b5b18a7bed102
SHA256

74cc8572f7f5659e362dd4a7b1307e15223253daf06db52ca4e9581cedc4f4e6
SHA512

a1c7e4172dbb51add837ea917d14535cf664848c40b406d9ae751d8f1ec5fef27cbaa88b4a0e89eddac7af8aa8d7b2508e57dcb1d310251d4f74ca226d143908
SSDEEP

3072:f92qSmHOhnWpPI1ybmJIiC00PArIojHTYVBCn+rs3Ss3qLMTrrLA:f9NSMOEpQ1Q3ODAr+V7

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

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/1992-1-0x00000000748D0000-0x00000000748FF000-memory.dmp	dridex_ldr
behavioral1/memory/1992-2-0x00000000748D0000-0x00000000748FF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2948	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 2496 wrote to memory of 1992	2496	rundll32.exe	30
PID 2496 wrote to memory of 1992	2496	rundll32.exe	30
PID 2496 wrote to memory of 1992	2496	rundll32.exe	30
PID 2496 wrote to memory of 1992	2496	rundll32.exe	30
PID 2496 wrote to memory of 1992	2496	rundll32.exe	30
PID 2496 wrote to memory of 1992	2496	rundll32.exe	30
PID 2496 wrote to memory of 1992	2496	rundll32.exe	30
PID 1992 wrote to memory of 2948	1992	rundll32.exe	31
PID 1992 wrote to memory of 2948	1992	rundll32.exe	31
PID 1992 wrote to memory of 2948	1992	rundll32.exe	31
PID 1992 wrote to memory of 2948	1992	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_74cc8572f7f5659e362dd4a7b1307e15223253daf06db52ca4e9581cedc4f4e6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2496
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_74cc8572f7f5659e362dd4a7b1307e15223253daf06db52ca4e9581cedc4f4e6.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:2948

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/1992-0-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1992-1-0x00000000748D0000-0x00000000748FF000-memory.dmp

Filesize
188KB

Download
memory/1992-2-0x00000000748D0000-0x00000000748FF000-memory.dmp

Filesize
188KB

Download
memory/1992-3-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download