dridex | 6241fae3fb6a9d52f891f2a1ab02d85d27168abab61250f053a38b020b394119

Analysis

max time kernel
26s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 22:22

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General

Target

JaffaCakes118_6241fae3fb6a9d52f891f2a1ab02d85d27168abab61250f053a38b020b394119.dll
Size

184KB
MD5

fb0b98dffff3158dfffefef7448a0df9
SHA1

645b56bc02969a8dbb3e63675e8cbccec362bb19
SHA256

6241fae3fb6a9d52f891f2a1ab02d85d27168abab61250f053a38b020b394119
SHA512

956f4817b46ed0b616a581e004c2e7ec52143efd700d1b71c4878f7060ec92368245a8b4093aa8d9f2510c1e4ce03ea6a3d7b362dc27b64669f05a98bdb39a57
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoQlzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaouoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1056-1-0x0000000075490000-0x00000000754BF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1632	1056	WerFault.exe	29

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 2220 wrote to memory of 1056	2220	rundll32.exe	29
PID 2220 wrote to memory of 1056	2220	rundll32.exe	29
PID 2220 wrote to memory of 1056	2220	rundll32.exe	29
PID 2220 wrote to memory of 1056	2220	rundll32.exe	29
PID 2220 wrote to memory of 1056	2220	rundll32.exe	29
PID 2220 wrote to memory of 1056	2220	rundll32.exe	29
PID 2220 wrote to memory of 1056	2220	rundll32.exe	29
PID 1056 wrote to memory of 1632	1056	rundll32.exe	30
PID 1056 wrote to memory of 1632	1056	rundll32.exe	30
PID 1056 wrote to memory of 1632	1056	rundll32.exe	30
PID 1056 wrote to memory of 1632	1056	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6241fae3fb6a9d52f891f2a1ab02d85d27168abab61250f053a38b020b394119.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2220
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6241fae3fb6a9d52f891f2a1ab02d85d27168abab61250f053a38b020b394119.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1056
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1056 -s 224
    3⤵
    - Program crash
    PID:1632

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/1056-0-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/1056-1-0x0000000075490000-0x00000000754BF000-memory.dmp

Filesize
188KB

Download
memory/1056-3-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download