dridex | 6efa476d8721f7dcdfc32e46c12c8c5bcccaffb02e6461f956adfab1211800e9

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22/12/2024, 03:57

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General

Target

JaffaCakes118_6efa476d8721f7dcdfc32e46c12c8c5bcccaffb02e6461f956adfab1211800e9.dll
Size

184KB
MD5

7e33b5fb1847be77d42359fe0beb946e
SHA1

b49d439e10799f13cc742e3ca6929458d1681194
SHA256

6efa476d8721f7dcdfc32e46c12c8c5bcccaffb02e6461f956adfab1211800e9
SHA512

ae3b2936311c99f329fdfa7cb74665fd940dcc9ca94820364baa4e26aca20f0ba26a529eb800d00c08487696254c17d3706113339cd8f2f5570604f4c3011a97
SSDEEP

3072:AiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao5lzoxss7:AiLVCIT4WK2z1W+CUHZj4Skq/eaonoC

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/2392-1-0x0000000074F40000-0x0000000074F6F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1652	2392	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 1352 wrote to memory of 2392	1352	rundll32.exe	30
PID 1352 wrote to memory of 2392	1352	rundll32.exe	30
PID 1352 wrote to memory of 2392	1352	rundll32.exe	30
PID 1352 wrote to memory of 2392	1352	rundll32.exe	30
PID 1352 wrote to memory of 2392	1352	rundll32.exe	30
PID 1352 wrote to memory of 2392	1352	rundll32.exe	30
PID 1352 wrote to memory of 2392	1352	rundll32.exe	30
PID 2392 wrote to memory of 1652	2392	rundll32.exe	31
PID 2392 wrote to memory of 1652	2392	rundll32.exe	31
PID 2392 wrote to memory of 1652	2392	rundll32.exe	31
PID 2392 wrote to memory of 1652	2392	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6efa476d8721f7dcdfc32e46c12c8c5bcccaffb02e6461f956adfab1211800e9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1352
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6efa476d8721f7dcdfc32e46c12c8c5bcccaffb02e6461f956adfab1211800e9.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2392
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2392 -s 220
    3⤵
    - Program crash
    PID:1652

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/2392-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2392-1-0x0000000074F40000-0x0000000074F6F000-memory.dmp

Filesize
188KB

Download
memory/2392-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

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