dridex | 33c10684e0bfb985881e1ea983f603106c0d2fc9554b781a11fb9c3bb8b38329

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 19:13

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General

Target

JaffaCakes118_33c10684e0bfb985881e1ea983f603106c0d2fc9554b781a11fb9c3bb8b38329.dll
Size

188KB
MD5

dc20542e52ceee7e0c2be900d92133fa
SHA1

b96e92a1c213ae2f9e838c6518a5a0ed1078d52f
SHA256

33c10684e0bfb985881e1ea983f603106c0d2fc9554b781a11fb9c3bb8b38329
SHA512

81b978bd77dd449e26535f6ba4070e3c692b42d51e76fb8da1e80e023a45a4b85be4f677d73f35b79ea48d623425d1a9a8f5d8366b800c086086d2ce99bfbca7
SSDEEP

3072:PteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz/9qM:Xq7fYIHBZkTB6DWruUCOwjt

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/800-0-0x00000000754A0000-0x00000000754D0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2592	800	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 2128 wrote to memory of 800	2128	rundll32.exe	30
PID 2128 wrote to memory of 800	2128	rundll32.exe	30
PID 2128 wrote to memory of 800	2128	rundll32.exe	30
PID 2128 wrote to memory of 800	2128	rundll32.exe	30
PID 2128 wrote to memory of 800	2128	rundll32.exe	30
PID 2128 wrote to memory of 800	2128	rundll32.exe	30
PID 2128 wrote to memory of 800	2128	rundll32.exe	30
PID 800 wrote to memory of 2592	800	rundll32.exe	31
PID 800 wrote to memory of 2592	800	rundll32.exe	31
PID 800 wrote to memory of 2592	800	rundll32.exe	31
PID 800 wrote to memory of 2592	800	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_33c10684e0bfb985881e1ea983f603106c0d2fc9554b781a11fb9c3bb8b38329.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2128
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_33c10684e0bfb985881e1ea983f603106c0d2fc9554b781a11fb9c3bb8b38329.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:800
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 800 -s 300
    3⤵
    - Program crash
    PID:2592

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/800-0-0x00000000754A0000-0x00000000754D0000-memory.dmp

Filesize
192KB

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memory/800-2-0x0000000000350000-0x0000000000356000-memory.dmp

Filesize
24KB

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