dridex | b3c3ae90212c0ddb729694b4d6b6f7e51dee9b0a1b4c6cdd2d5c47f3a40aa20e

Analysis

max time kernel
95s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 22:04

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General

Target

JaffaCakes118_b3c3ae90212c0ddb729694b4d6b6f7e51dee9b0a1b4c6cdd2d5c47f3a40aa20e.dll
Size

184KB
MD5

804cbc28202952a6125a693d8752604f
SHA1

13b0bd7c15eabf4165772fc839ad5853d578ba67
SHA256

b3c3ae90212c0ddb729694b4d6b6f7e51dee9b0a1b4c6cdd2d5c47f3a40aa20e
SHA512

2afc987cf6f257462c6e457e0f70c959a9f4b8ab5e6a1f286ba352395ea9476fc5ce132523407ca98f3370e71ef2bf33e099b9d6ab12b5a04416a1b64694d795
SSDEEP

3072:i92qSmHOhnWpPI1ybmJIiC00PArIojHTYVBCn+rs3Ss3qLMTsrLA:i9NSMOEpQ1Q3ODAr+V4

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
behavioral2/memory/3076-1-0x00000000753F0000-0x000000007541F000-memory.dmp	dridex_ldr
behavioral2/memory/3076-2-0x00000000753F0000-0x000000007541F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1216	3076	WerFault.exe	83

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 3 IoCs

description	pid	Process	procid_target
PID 4904 wrote to memory of 3076	4904	rundll32.exe	83
PID 4904 wrote to memory of 3076	4904	rundll32.exe	83
PID 4904 wrote to memory of 3076	4904	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b3c3ae90212c0ddb729694b4d6b6f7e51dee9b0a1b4c6cdd2d5c47f3a40aa20e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4904
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b3c3ae90212c0ddb729694b4d6b6f7e51dee9b0a1b4c6cdd2d5c47f3a40aa20e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3076
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3076 -s 620
    3⤵
    - Program crash
    PID:1216

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3076 -ip 3076
1⤵
PID:4280

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/3076-0-0x00000000011E0000-0x00000000011E6000-memory.dmp

Filesize
24KB

Download
memory/3076-1-0x00000000753F0000-0x000000007541F000-memory.dmp

Filesize
188KB

Download
memory/3076-3-0x00000000011E0000-0x00000000011E6000-memory.dmp

Filesize
24KB

Download
memory/3076-2-0x00000000753F0000-0x000000007541F000-memory.dmp

Filesize
188KB

Download