dridex | fc60143691d7a6e7fd24da3951ec6de3f91e95cc46c8b95f8d7c7de8cd7aba25

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 19:59

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General

Target

JaffaCakes118_fc60143691d7a6e7fd24da3951ec6de3f91e95cc46c8b95f8d7c7de8cd7aba25.dll
Size

184KB
MD5

0235570e40754d07e483a2a70104ac09
SHA1

93b79d43f8e1a32f24d09d041100de1a7ac39f88
SHA256

fc60143691d7a6e7fd24da3951ec6de3f91e95cc46c8b95f8d7c7de8cd7aba25
SHA512

8d2cf4287a4dfad1afc66e66bcfab8673738f64cdec34ecb8aec12a78b70da86fab7d93290082ca4224e77efa742d4eb9d41d65fe351e39878828a259bde4bbc
SSDEEP

3072:iiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoolzoxss7:iiLVCIT4WK2z1W+CUHZj4Skq/eao2oC

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/1600-1-0x0000000074F30000-0x0000000074F5F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1272	1600	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 1304 wrote to memory of 1600	1304	rundll32.exe	30
PID 1304 wrote to memory of 1600	1304	rundll32.exe	30
PID 1304 wrote to memory of 1600	1304	rundll32.exe	30
PID 1304 wrote to memory of 1600	1304	rundll32.exe	30
PID 1304 wrote to memory of 1600	1304	rundll32.exe	30
PID 1304 wrote to memory of 1600	1304	rundll32.exe	30
PID 1304 wrote to memory of 1600	1304	rundll32.exe	30
PID 1600 wrote to memory of 1272	1600	rundll32.exe	32
PID 1600 wrote to memory of 1272	1600	rundll32.exe	32
PID 1600 wrote to memory of 1272	1600	rundll32.exe	32
PID 1600 wrote to memory of 1272	1600	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fc60143691d7a6e7fd24da3951ec6de3f91e95cc46c8b95f8d7c7de8cd7aba25.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1304
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fc60143691d7a6e7fd24da3951ec6de3f91e95cc46c8b95f8d7c7de8cd7aba25.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1600
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1600 -s 220
    3⤵
    - Program crash
    PID:1272

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/1600-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/1600-1-0x0000000074F30000-0x0000000074F5F000-memory.dmp

Filesize
188KB

Download
memory/1600-3-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download