dridex | 820c1ddf9088b8ec4027a8ac6d6447c032f57c9aa1a86fab2138a35c22ab2390

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 05:12

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General

Target

JaffaCakes118_820c1ddf9088b8ec4027a8ac6d6447c032f57c9aa1a86fab2138a35c22ab2390.dll
Size

166KB
MD5

68ab5e2510bb0d4b1fbf475e5c304802
SHA1

775f373e6e0235c813c9e8ce13ce27a7d22dcbd7
SHA256

820c1ddf9088b8ec4027a8ac6d6447c032f57c9aa1a86fab2138a35c22ab2390
SHA512

4d91353512d19ece0a99639a6b47b7f2a499ea405ea634cf470e0cf5f968f37669d3b7580822b59ce2d2aefce35f2584c0a3b2c848feb8b25ee89e57e95abebe
SSDEEP

3072:hBoQctVOM7/8wZQvUlM7EF+V2xReSbHNjztUJQ8eHC/:/uXLcclWEc2HeSjNjGdei/

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

131.100.24.202:443

193.160.214.95:4125

67.43.4.76:8172

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/1796-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/1796-3-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2652	1796	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 2200 wrote to memory of 1796	2200	rundll32.exe	30
PID 2200 wrote to memory of 1796	2200	rundll32.exe	30
PID 2200 wrote to memory of 1796	2200	rundll32.exe	30
PID 2200 wrote to memory of 1796	2200	rundll32.exe	30
PID 2200 wrote to memory of 1796	2200	rundll32.exe	30
PID 2200 wrote to memory of 1796	2200	rundll32.exe	30
PID 2200 wrote to memory of 1796	2200	rundll32.exe	30
PID 1796 wrote to memory of 2652	1796	rundll32.exe	31
PID 1796 wrote to memory of 2652	1796	rundll32.exe	31
PID 1796 wrote to memory of 2652	1796	rundll32.exe	31
PID 1796 wrote to memory of 2652	1796	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_820c1ddf9088b8ec4027a8ac6d6447c032f57c9aa1a86fab2138a35c22ab2390.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2200
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_820c1ddf9088b8ec4027a8ac6d6447c032f57c9aa1a86fab2138a35c22ab2390.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1796
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1796 -s 256
    3⤵
    - Program crash
    PID:2652

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/1796-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1796-2-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/1796-3-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download