dridex | bee7050122d0f8521a11ee7f2e63c70007b217b7558a49629f7a6450a447b74a

Analysis

max time kernel
26s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 20:24 UTC

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General

Target

9_shlwapi.dll
Size

180KB
MD5

4e883f7247e1ef95ab0cfc974a5d3b88
SHA1

99049f145d976731e946f70adc70cb243ca93fc9
SHA256

653aa17fbf6949e5bdba2599a9a3df4bb8ec259a5cf0eb7c3b08b6813c4283e7
SHA512

fe9adaa182a3823b79fabfda0f1530c8147b04af39fd0f9e4974033393b8689c506ce75d2fc3b6add28f09c78b9b0873cd0755ba353ffe38760eeadc4bb00660
SSDEEP

3072:vqNhtjVkooePHOHX9s/4R1ltAeSKt84r5AMUpbSpS:ywopPu3q/4FCur5AMC2p

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

178.62.205.130:443

45.90.108.123:13786

198.199.98.78:9217

rc4.plain

1
ngQDCdrlVj1uAoRRq9y7YMw70orpAe8L

rc4.plain

1
2J4VFLlZENTOyU9I3raO4NZ6nyKp1DqUsmiuR1GqXj9uq78vgiaslQKmmjqZI174ArQ1yGMPJZ

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral5/memory/2840-1-0x0000000074AF0000-0x0000000074B1F000-memory.dmp	dridex_ldr
behavioral5/memory/2840-2-0x0000000074AF0000-0x0000000074B1F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
640	2840	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 2936 wrote to memory of 2840	2936	rundll32.exe	30
PID 2936 wrote to memory of 2840	2936	rundll32.exe	30
PID 2936 wrote to memory of 2840	2936	rundll32.exe	30
PID 2936 wrote to memory of 2840	2936	rundll32.exe	30
PID 2936 wrote to memory of 2840	2936	rundll32.exe	30
PID 2936 wrote to memory of 2840	2936	rundll32.exe	30
PID 2936 wrote to memory of 2840	2936	rundll32.exe	30
PID 2840 wrote to memory of 640	2840	rundll32.exe	31
PID 2840 wrote to memory of 640	2840	rundll32.exe	31
PID 2840 wrote to memory of 640	2840	rundll32.exe	31
PID 2840 wrote to memory of 640	2840	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9_shlwapi.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2936
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\9_shlwapi.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2840
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2840 -s 252
    3⤵
    - Program crash
    PID:640

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/2840-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2840-1-0x0000000074AF0000-0x0000000074B1F000-memory.dmp

Filesize
188KB

Download
memory/2840-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2840-2-0x0000000074AF0000-0x0000000074B1F000-memory.dmp

Filesize
188KB

Download