dridex | 5bb7f092435e71f7f676d3463a8f058cde6241f3927bd6a16ddecfc7b0414cbc

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 16:35

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General

Target

JaffaCakes118_5bb7f092435e71f7f676d3463a8f058cde6241f3927bd6a16ddecfc7b0414cbc.dll
Size

161KB
MD5

80ed5c4d82f0df6cafc10f8572248a75
SHA1

784a8de0bae7810b1debefbb1677c23f6579d8c2
SHA256

5bb7f092435e71f7f676d3463a8f058cde6241f3927bd6a16ddecfc7b0414cbc
SHA512

b16cf63389163a8b9c81686e40df5050af316d3b09e8003b1c4bc2c0afb2600f4baa8fda91764033a59f5840fb954c364eca1e9b5bc8be08ee334714f6498c24
SSDEEP

3072:HaSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2BGkFY:6nS62Fl+pkeJl3CvRStrFl+EYE

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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/1688-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/1688-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1384	1688	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 2240 wrote to memory of 1688	2240	rundll32.exe	30
PID 2240 wrote to memory of 1688	2240	rundll32.exe	30
PID 2240 wrote to memory of 1688	2240	rundll32.exe	30
PID 2240 wrote to memory of 1688	2240	rundll32.exe	30
PID 2240 wrote to memory of 1688	2240	rundll32.exe	30
PID 2240 wrote to memory of 1688	2240	rundll32.exe	30
PID 2240 wrote to memory of 1688	2240	rundll32.exe	30
PID 1688 wrote to memory of 1384	1688	rundll32.exe	32
PID 1688 wrote to memory of 1384	1688	rundll32.exe	32
PID 1688 wrote to memory of 1384	1688	rundll32.exe	32
PID 1688 wrote to memory of 1384	1688	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5bb7f092435e71f7f676d3463a8f058cde6241f3927bd6a16ddecfc7b0414cbc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2240
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5bb7f092435e71f7f676d3463a8f058cde6241f3927bd6a16ddecfc7b0414cbc.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1688
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1688 -s 264
    3⤵
    - Program crash
    PID:1384

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/1688-0-0x0000000000260000-0x0000000000266000-memory.dmp

Filesize
24KB

Download
memory/1688-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1688-3-0x0000000000260000-0x0000000000266000-memory.dmp

Filesize
24KB

Download
memory/1688-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download