dridex | 519e8c66a01e25358ff348b78704daaa759b1e95dc68c5feeaf0953a8477d079

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 05:40

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General

Target

JaffaCakes118_519e8c66a01e25358ff348b78704daaa759b1e95dc68c5feeaf0953a8477d079.dll
Size

184KB
MD5

6e79473195961abd4e41f81913899296
SHA1

67fb39591ed34e6097cd9eece71a1f8d2d828ffc
SHA256

519e8c66a01e25358ff348b78704daaa759b1e95dc68c5feeaf0953a8477d079
SHA512

7d80b30c2604026cd5d21e138e3c7eff69d6d8a4977d6c29f2fd8277eaf039ac2f382ddad2734113eb73fdccd21e15f3dfacec8568cf3b325078e4f004b2f50a
SSDEEP

3072:UiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaonlzoxss7:UiLVCIT4WK2z1W+CUHZj4Skq/eaoVoC

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/3052-1-0x0000000075380000-0x00000000753AF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2100	3052	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 2360 wrote to memory of 3052	2360	rundll32.exe	30
PID 2360 wrote to memory of 3052	2360	rundll32.exe	30
PID 2360 wrote to memory of 3052	2360	rundll32.exe	30
PID 2360 wrote to memory of 3052	2360	rundll32.exe	30
PID 2360 wrote to memory of 3052	2360	rundll32.exe	30
PID 2360 wrote to memory of 3052	2360	rundll32.exe	30
PID 2360 wrote to memory of 3052	2360	rundll32.exe	30
PID 3052 wrote to memory of 2100	3052	rundll32.exe	31
PID 3052 wrote to memory of 2100	3052	rundll32.exe	31
PID 3052 wrote to memory of 2100	3052	rundll32.exe	31
PID 3052 wrote to memory of 2100	3052	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_519e8c66a01e25358ff348b78704daaa759b1e95dc68c5feeaf0953a8477d079.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2360
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_519e8c66a01e25358ff348b78704daaa759b1e95dc68c5feeaf0953a8477d079.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3052
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3052 -s 220
    3⤵
    - Program crash
    PID:2100

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/3052-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

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memory/3052-1-0x0000000075380000-0x00000000753AF000-memory.dmp

Filesize
188KB

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