dridex | 1e7750d31d72d076fa304678de857453c8fe5b346b3063008883ac9b2a6f9ac4

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 22:21

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General

Target

JaffaCakes118_1e7750d31d72d076fa304678de857453c8fe5b346b3063008883ac9b2a6f9ac4.dll
Size

188KB
MD5

3a7cc2b24de65ab819c9e4976214cba9
SHA1

cff1e7e3811bc3f4f9fa3b3e0b87b4f839189b7f
SHA256

1e7750d31d72d076fa304678de857453c8fe5b346b3063008883ac9b2a6f9ac4
SHA512

0718af8aae0432fc353c9992137ffe5377831a0b2f4d60deb48c147fe94b3a2fda11e3283565496193a2ab7c65c4c600afca766649b02963a1c18b1d7f8745b8
SSDEEP

3072:OA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoOo:OzIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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/1740-1-0x0000000074580000-0x00000000745B0000-memory.dmp	dridex_ldr
behavioral1/memory/1740-2-0x0000000074580000-0x00000000745B0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1512	1740	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 1528 wrote to memory of 1740	1528	rundll32.exe	30
PID 1528 wrote to memory of 1740	1528	rundll32.exe	30
PID 1528 wrote to memory of 1740	1528	rundll32.exe	30
PID 1528 wrote to memory of 1740	1528	rundll32.exe	30
PID 1528 wrote to memory of 1740	1528	rundll32.exe	30
PID 1528 wrote to memory of 1740	1528	rundll32.exe	30
PID 1528 wrote to memory of 1740	1528	rundll32.exe	30
PID 1740 wrote to memory of 1512	1740	rundll32.exe	31
PID 1740 wrote to memory of 1512	1740	rundll32.exe	31
PID 1740 wrote to memory of 1512	1740	rundll32.exe	31
PID 1740 wrote to memory of 1512	1740	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1e7750d31d72d076fa304678de857453c8fe5b346b3063008883ac9b2a6f9ac4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1528
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1e7750d31d72d076fa304678de857453c8fe5b346b3063008883ac9b2a6f9ac4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1740
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1740 -s 300
    3⤵
    - Program crash
    PID:1512

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/1740-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/1740-1-0x0000000074580000-0x00000000745B0000-memory.dmp

Filesize
192KB

Download
memory/1740-2-0x0000000074580000-0x00000000745B0000-memory.dmp

Filesize
192KB

Download
memory/1740-3-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download