dridex | bea4487c48a1972a87710ef1fecf6cf0c356df91ce5954da02a9dd6d3171adc6

Analysis

max time kernel
121s
max time network
126s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 01:04

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General

Target

JaffaCakes118_bea4487c48a1972a87710ef1fecf6cf0c356df91ce5954da02a9dd6d3171adc6.dll
Size

188KB
MD5

d21c6c110f599b0c704e38241b4d2c98
SHA1

316e9f27d9d290b1b7e135a5f0aa96f77b822626
SHA256

bea4487c48a1972a87710ef1fecf6cf0c356df91ce5954da02a9dd6d3171adc6
SHA512

74c1fc5c19d4804fca4c0c8043c8df1186e8d961bc2b3f1a95efa76cbe5bee47258bb1b20c02bdac1a799f0812102e29975b420b953ea0607ccc9f802933bfb1
SSDEEP

3072:wteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz59qM:kq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1116-1-0x0000000074B90000-0x0000000074BC0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2440	1116	WerFault.exe	31

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 2280 wrote to memory of 1116	2280	rundll32.exe	31
PID 2280 wrote to memory of 1116	2280	rundll32.exe	31
PID 2280 wrote to memory of 1116	2280	rundll32.exe	31
PID 2280 wrote to memory of 1116	2280	rundll32.exe	31
PID 2280 wrote to memory of 1116	2280	rundll32.exe	31
PID 2280 wrote to memory of 1116	2280	rundll32.exe	31
PID 2280 wrote to memory of 1116	2280	rundll32.exe	31
PID 1116 wrote to memory of 2440	1116	rundll32.exe	32
PID 1116 wrote to memory of 2440	1116	rundll32.exe	32
PID 1116 wrote to memory of 2440	1116	rundll32.exe	32
PID 1116 wrote to memory of 2440	1116	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bea4487c48a1972a87710ef1fecf6cf0c356df91ce5954da02a9dd6d3171adc6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2280
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bea4487c48a1972a87710ef1fecf6cf0c356df91ce5954da02a9dd6d3171adc6.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1116
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1116 -s 308
    3⤵
    - Program crash
    PID:2440

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/1116-0-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/1116-1-0x0000000074B90000-0x0000000074BC0000-memory.dmp

Filesize
192KB

Download
memory/1116-3-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download