dridex | 75a5bdac5af52c99a45caa280ec06205d592bf2bb5da78fce77f600955fcb9c1

Analysis

max time kernel
120s
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, 22:42

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General

Target

JaffaCakes118_75a5bdac5af52c99a45caa280ec06205d592bf2bb5da78fce77f600955fcb9c1.dll
Size

188KB
MD5

134de8df695a01a3a5a5be1469330881
SHA1

5938a972abb10df7abf99ddfa210e9265d31e352
SHA256

75a5bdac5af52c99a45caa280ec06205d592bf2bb5da78fce77f600955fcb9c1
SHA512

da9bf0a8d87b1ff789a9926e4b81f9ba5618dc27425ebd345622a7a449c4f301488d5f8eb8dcc236987149626b61aedd39fa022ff3ed7ab9184692f9c0507476
SSDEEP

3072:YteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz/9qM:cq7fYIHBZkTB6DWruUCOwjt

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/2652-1-0x0000000074EC0000-0x0000000074EF0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2308	2652	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 2596 wrote to memory of 2652	2596	rundll32.exe	30
PID 2596 wrote to memory of 2652	2596	rundll32.exe	30
PID 2596 wrote to memory of 2652	2596	rundll32.exe	30
PID 2596 wrote to memory of 2652	2596	rundll32.exe	30
PID 2596 wrote to memory of 2652	2596	rundll32.exe	30
PID 2596 wrote to memory of 2652	2596	rundll32.exe	30
PID 2596 wrote to memory of 2652	2596	rundll32.exe	30
PID 2652 wrote to memory of 2308	2652	rundll32.exe	32
PID 2652 wrote to memory of 2308	2652	rundll32.exe	32
PID 2652 wrote to memory of 2308	2652	rundll32.exe	32
PID 2652 wrote to memory of 2308	2652	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_75a5bdac5af52c99a45caa280ec06205d592bf2bb5da78fce77f600955fcb9c1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2596
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_75a5bdac5af52c99a45caa280ec06205d592bf2bb5da78fce77f600955fcb9c1.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2652
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2652 -s 300
    3⤵
    - Program crash
    PID:2308

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

Replay Monitor

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Downloads

memory/2652-0-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/2652-1-0x0000000074EC0000-0x0000000074EF0000-memory.dmp

Filesize
192KB

Download
memory/2652-4-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download