dridex | 4a03bdb4b6410b019b02a1ddd137bde4186248f3da98642770d92cfdee45da53

Analysis

max time kernel
94s
max time network
111s
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 19:53

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General

Target

JaffaCakes118_4a03bdb4b6410b019b02a1ddd137bde4186248f3da98642770d92cfdee45da53.dll
Size

184KB
MD5

a3b4ffe20da8312f3407e20cceb122c5
SHA1

4e5aae53f1f116aa2f6f1d688e49f4faf0f251da
SHA256

4a03bdb4b6410b019b02a1ddd137bde4186248f3da98642770d92cfdee45da53
SHA512

9d0036580ff3e938ac405ca48623651003ff2e8fb9146a1c1d6f4636d6c38952849ef8b264c38b458bec7f063e1f2ea257f1c205e57b57aed729089acbddabbd
SSDEEP

3072:UiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaodlzoxss7:UiLVCIT4WK2z1W+CUHZj4Skq/eaozoC

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/4208-0-0x0000000075410000-0x000000007543F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4820	4208	WerFault.exe	82

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 228 wrote to memory of 4208	228	rundll32.exe	82
PID 228 wrote to memory of 4208	228	rundll32.exe	82
PID 228 wrote to memory of 4208	228	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a03bdb4b6410b019b02a1ddd137bde4186248f3da98642770d92cfdee45da53.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:228
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a03bdb4b6410b019b02a1ddd137bde4186248f3da98642770d92cfdee45da53.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4208
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4208 -s 616
    3⤵
    - Program crash
    PID:4820

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4208 -ip 4208
1⤵
PID:4112

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/4208-0-0x0000000075410000-0x000000007543F000-memory.dmp

Filesize
188KB

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memory/4208-2-0x00000000008E0000-0x00000000008E6000-memory.dmp

Filesize
24KB

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