dridex | aa345932bc36202a621b2d6a70d113226f30b6169dc1e2433e0d62d647124630

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 21:12

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General

Target

JaffaCakes118_aa345932bc36202a621b2d6a70d113226f30b6169dc1e2433e0d62d647124630.dll
Size

184KB
MD5

c4bcea05d99cd6e9c156c41f97ba8220
SHA1

65dc11900222ba28ba9c763123a8f684bc37cada
SHA256

aa345932bc36202a621b2d6a70d113226f30b6169dc1e2433e0d62d647124630
SHA512

8ba2aeed5918e8b745837beb766476f24a7c57cd99a1a404b8340acafd4cee078ad4f91a16bf4973ba0b004441e94ee6eff34e8f22adc45738d5f44782597219
SSDEEP

3072:c92qSmHOhnWpPI1ybmJIiC00PArIojHTYVBCn+rs3Ss3qLMT4rLA:c9NSMOEpQ1Q3ODAr+VU

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/2236-0-0x0000000074D60000-0x0000000074D8F000-memory.dmp	dridex_ldr
behavioral1/memory/2236-3-0x0000000074D60000-0x0000000074D8F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2076	2236	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 2452 wrote to memory of 2236	2452	rundll32.exe	30
PID 2452 wrote to memory of 2236	2452	rundll32.exe	30
PID 2452 wrote to memory of 2236	2452	rundll32.exe	30
PID 2452 wrote to memory of 2236	2452	rundll32.exe	30
PID 2452 wrote to memory of 2236	2452	rundll32.exe	30
PID 2452 wrote to memory of 2236	2452	rundll32.exe	30
PID 2452 wrote to memory of 2236	2452	rundll32.exe	30
PID 2236 wrote to memory of 2076	2236	rundll32.exe	31
PID 2236 wrote to memory of 2076	2236	rundll32.exe	31
PID 2236 wrote to memory of 2076	2236	rundll32.exe	31
PID 2236 wrote to memory of 2076	2236	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_aa345932bc36202a621b2d6a70d113226f30b6169dc1e2433e0d62d647124630.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2452
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_aa345932bc36202a621b2d6a70d113226f30b6169dc1e2433e0d62d647124630.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2236
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2236 -s 220
    3⤵
    - Program crash
    PID:2076

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/2236-2-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2236-0-0x0000000074D60000-0x0000000074D8F000-memory.dmp

Filesize
188KB

Download
memory/2236-3-0x0000000074D60000-0x0000000074D8F000-memory.dmp

Filesize
188KB

Download