dridex | b022266a8e783b1f63dc7c23bab1d99a546c326c3fb1d6cf49ad383928994d40

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 09:29

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General

Target

JaffaCakes118_b022266a8e783b1f63dc7c23bab1d99a546c326c3fb1d6cf49ad383928994d40.dll
Size

188KB
MD5

311e4b0c9fdeda253fe9f0744c85bfb7
SHA1

f09f95553ac6051710412ed72931250fbdded328
SHA256

b022266a8e783b1f63dc7c23bab1d99a546c326c3fb1d6cf49ad383928994d40
SHA512

0cc2f40a5e7f10ae74175087706c1718be7e3009b15a03875887abcbb379af5a1cf907bb4ea7ede693eb138b783a4911d462bd93892cd494b4421cacd0cea590
SSDEEP

3072:pteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzD9qM:lq7fYIHBZkTB6DWruUCOwjt

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/2816-1-0x0000000074CB0000-0x0000000074CE0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2888	2816	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 2784 wrote to memory of 2816	2784	rundll32.exe	30
PID 2784 wrote to memory of 2816	2784	rundll32.exe	30
PID 2784 wrote to memory of 2816	2784	rundll32.exe	30
PID 2784 wrote to memory of 2816	2784	rundll32.exe	30
PID 2784 wrote to memory of 2816	2784	rundll32.exe	30
PID 2784 wrote to memory of 2816	2784	rundll32.exe	30
PID 2784 wrote to memory of 2816	2784	rundll32.exe	30
PID 2816 wrote to memory of 2888	2816	rundll32.exe	31
PID 2816 wrote to memory of 2888	2816	rundll32.exe	31
PID 2816 wrote to memory of 2888	2816	rundll32.exe	31
PID 2816 wrote to memory of 2888	2816	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b022266a8e783b1f63dc7c23bab1d99a546c326c3fb1d6cf49ad383928994d40.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2784
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b022266a8e783b1f63dc7c23bab1d99a546c326c3fb1d6cf49ad383928994d40.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2816
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2816 -s 300
    3⤵
    - Program crash
    PID:2888

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/2816-0-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/2816-1-0x0000000074CB0000-0x0000000074CE0000-memory.dmp

Filesize
192KB

Download
memory/2816-3-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download