dridex | 73b203083eeed4d09cb1c3ac269282ae479da4a743cd450f094447f33665b30e

Analysis

max time kernel
93s
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
25-12-2024 16:58

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General

Target

JaffaCakes118_73b203083eeed4d09cb1c3ac269282ae479da4a743cd450f094447f33665b30e.dll
Size

184KB
MD5

42e070a458f69217d827f52805f95c62
SHA1

5a7c52168c3c42bc80f033284f855201a52d6ac1
SHA256

73b203083eeed4d09cb1c3ac269282ae479da4a743cd450f094447f33665b30e
SHA512

4bbf362753aae0ef3918330fd9dbda6d23468324d76a5dccb692631d5f0166d41eaea50e169604d33bf2accd9cc1f22ffbf52862b9eb99cba8c3cc09fd7cb826
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoSlzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaoYoC

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
behavioral2/memory/4068-1-0x00000000754A0000-0x00000000754CF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5084	4068	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 4324 wrote to memory of 4068	4324	rundll32.exe	83
PID 4324 wrote to memory of 4068	4324	rundll32.exe	83
PID 4324 wrote to memory of 4068	4324	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_73b203083eeed4d09cb1c3ac269282ae479da4a743cd450f094447f33665b30e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4324
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_73b203083eeed4d09cb1c3ac269282ae479da4a743cd450f094447f33665b30e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4068
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4068 -s 616
    3⤵
    - Program crash
    PID:5084

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 372 -p 4068 -ip 4068
1⤵
PID:4620

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/4068-1-0x00000000754A0000-0x00000000754CF000-memory.dmp

Filesize
188KB

Download
memory/4068-0-0x0000000002530000-0x0000000002536000-memory.dmp

Filesize
24KB

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