dridex | aa29ba9f2b578e61b9d91df08da8dd5904b6a6de512c83248ce36ccd2c75a001

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 22:23

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General

Target

JaffaCakes118_aa29ba9f2b578e61b9d91df08da8dd5904b6a6de512c83248ce36ccd2c75a001.dll
Size

171KB
MD5

8a2ade5429bfec66ca0af6beeee44b6a
SHA1

b6e6266878f480ffaa6f65e25a17a6dfeb410942
SHA256

aa29ba9f2b578e61b9d91df08da8dd5904b6a6de512c83248ce36ccd2c75a001
SHA512

4c4300abb5ef6754726a06fb42ef04ea3166cc67f10cb21ee78ae157855c1adefcecace1f62150017d0803491d313eca99eed6e20a49c32d20efd2b6069ccb9e
SSDEEP

3072:fi49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:fH9RVaPEmsdHdbQUbd2H3

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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/2068-1-0x0000000074CA0000-0x0000000074CD0000-memory.dmp	dridex_ldr
behavioral1/memory/2068-2-0x0000000074CA0000-0x0000000074CD0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2828	2068	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 2620 wrote to memory of 2068	2620	rundll32.exe	30
PID 2620 wrote to memory of 2068	2620	rundll32.exe	30
PID 2620 wrote to memory of 2068	2620	rundll32.exe	30
PID 2620 wrote to memory of 2068	2620	rundll32.exe	30
PID 2620 wrote to memory of 2068	2620	rundll32.exe	30
PID 2620 wrote to memory of 2068	2620	rundll32.exe	30
PID 2620 wrote to memory of 2068	2620	rundll32.exe	30
PID 2068 wrote to memory of 2828	2068	rundll32.exe	31
PID 2068 wrote to memory of 2828	2068	rundll32.exe	31
PID 2068 wrote to memory of 2828	2068	rundll32.exe	31
PID 2068 wrote to memory of 2828	2068	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_aa29ba9f2b578e61b9d91df08da8dd5904b6a6de512c83248ce36ccd2c75a001.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2620
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_aa29ba9f2b578e61b9d91df08da8dd5904b6a6de512c83248ce36ccd2c75a001.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2068
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2068 -s 256
    3⤵
    - Program crash
    PID:2828

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/2068-0-0x0000000000680000-0x0000000000686000-memory.dmp

Filesize
24KB

Download
memory/2068-1-0x0000000074CA0000-0x0000000074CD0000-memory.dmp

Filesize
192KB

Download
memory/2068-3-0x0000000000680000-0x0000000000686000-memory.dmp

Filesize
24KB

Download
memory/2068-2-0x0000000074CA0000-0x0000000074CD0000-memory.dmp

Filesize
192KB

Download