dridex | b00584f40178d24ca5aecfbeca2ad11c3daebf1c2abaa516572fba9ab3251e17

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 12:34

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General

Target

JaffaCakes118_b00584f40178d24ca5aecfbeca2ad11c3daebf1c2abaa516572fba9ab3251e17.dll
Size

184KB
MD5

6207b89b4608ad939cc0cfe1bcabbfb7
SHA1

1baa1ab22a43e385ca5509df5f0b3410e0c6d6e9
SHA256

b00584f40178d24ca5aecfbeca2ad11c3daebf1c2abaa516572fba9ab3251e17
SHA512

b2b32896aa820d1d4e66e4eb15cc8b21325a54f4a86cb9112e70cd36eab72f0610095634ab07088869987ef1b4796a74a717fd365632e7c7a79e77e4d24d0ed3
SSDEEP

3072:WiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoOlzoxss7:WiLVCIT4WK2z1W+CUHZj4Skq/eaoMoC

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/2760-0-0x0000000074D10000-0x0000000074D3F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2700	2760	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 2748 wrote to memory of 2760	2748	rundll32.exe	30
PID 2748 wrote to memory of 2760	2748	rundll32.exe	30
PID 2748 wrote to memory of 2760	2748	rundll32.exe	30
PID 2748 wrote to memory of 2760	2748	rundll32.exe	30
PID 2748 wrote to memory of 2760	2748	rundll32.exe	30
PID 2748 wrote to memory of 2760	2748	rundll32.exe	30
PID 2748 wrote to memory of 2760	2748	rundll32.exe	30
PID 2760 wrote to memory of 2700	2760	rundll32.exe	31
PID 2760 wrote to memory of 2700	2760	rundll32.exe	31
PID 2760 wrote to memory of 2700	2760	rundll32.exe	31
PID 2760 wrote to memory of 2700	2760	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b00584f40178d24ca5aecfbeca2ad11c3daebf1c2abaa516572fba9ab3251e17.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2748
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b00584f40178d24ca5aecfbeca2ad11c3daebf1c2abaa516572fba9ab3251e17.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2760
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2760 -s 220
    3⤵
    - Program crash
    PID:2700

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/2760-2-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

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memory/2760-0-0x0000000074D10000-0x0000000074D3F000-memory.dmp

Filesize
188KB

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