dridex | d8d5ff27c78048c78f909bd0767c403546102c472075da1ff0c962799ec41072

Analysis

max time kernel
120s
max time network
122s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 00:06

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General

Target

JaffaCakes118_d8d5ff27c78048c78f909bd0767c403546102c472075da1ff0c962799ec41072.dll
Size

184KB
MD5

f5359a1cfa161f343dd3c42a8c13abff
SHA1

5671d98db37a0aa7d63ef43bd230a40371930374
SHA256

d8d5ff27c78048c78f909bd0767c403546102c472075da1ff0c962799ec41072
SHA512

a55141949902e6155efb2b152e702232ac320f1cb15f3c502f10f0219dc7dfb8dbdf550451990616beadaeedc0af33c94512084b66b101931cd991a1171195d0
SSDEEP

3072:diLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoklzoxss7:diLVCIT4WK2z1W+CUHZj4Skq/eaoaoC

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/2100-0-0x0000000074CF0000-0x0000000074D1F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2396	2100	WerFault.exe	31

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 2672 wrote to memory of 2100	2672	rundll32.exe	31
PID 2672 wrote to memory of 2100	2672	rundll32.exe	31
PID 2672 wrote to memory of 2100	2672	rundll32.exe	31
PID 2672 wrote to memory of 2100	2672	rundll32.exe	31
PID 2672 wrote to memory of 2100	2672	rundll32.exe	31
PID 2672 wrote to memory of 2100	2672	rundll32.exe	31
PID 2672 wrote to memory of 2100	2672	rundll32.exe	31
PID 2100 wrote to memory of 2396	2100	rundll32.exe	32
PID 2100 wrote to memory of 2396	2100	rundll32.exe	32
PID 2100 wrote to memory of 2396	2100	rundll32.exe	32
PID 2100 wrote to memory of 2396	2100	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d8d5ff27c78048c78f909bd0767c403546102c472075da1ff0c962799ec41072.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2672
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d8d5ff27c78048c78f909bd0767c403546102c472075da1ff0c962799ec41072.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2100
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2100 -s 220
    3⤵
    - Program crash
    PID:2396

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/2100-0-0x0000000074CF0000-0x0000000074D1F000-memory.dmp

Filesize
188KB

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memory/2100-2-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

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