dridex | ebfcd924f79ef04d0a911d32151a94d1f9681d490b56cf925bb8857531b9429b

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 22:18

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General

Target

JaffaCakes118_ebfcd924f79ef04d0a911d32151a94d1f9681d490b56cf925bb8857531b9429b.dll
Size

161KB
MD5

278f8a6914c6af7c89804a0e8d5a1fdc
SHA1

00f469ea609c9ee355a8536a9ded3296d1fa40fe
SHA256

ebfcd924f79ef04d0a911d32151a94d1f9681d490b56cf925bb8857531b9429b
SHA512

efe347afe624f29bf8377ae880d9053c8c2106628c8d19492ae12f5cdb36c8d7c99280ebfc4df1468658e3125a907f958745055c0c4ec7ba9657c17517766c4c
SSDEEP

3072:LOSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2uGkFY:SnS62Fl+pkeJl3CvRStrFl+EYL

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2072-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2072-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2456	2072	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 2036 wrote to memory of 2072	2036	rundll32.exe	31
PID 2036 wrote to memory of 2072	2036	rundll32.exe	31
PID 2036 wrote to memory of 2072	2036	rundll32.exe	31
PID 2036 wrote to memory of 2072	2036	rundll32.exe	31
PID 2036 wrote to memory of 2072	2036	rundll32.exe	31
PID 2036 wrote to memory of 2072	2036	rundll32.exe	31
PID 2036 wrote to memory of 2072	2036	rundll32.exe	31
PID 2072 wrote to memory of 2456	2072	rundll32.exe	32
PID 2072 wrote to memory of 2456	2072	rundll32.exe	32
PID 2072 wrote to memory of 2456	2072	rundll32.exe	32
PID 2072 wrote to memory of 2456	2072	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ebfcd924f79ef04d0a911d32151a94d1f9681d490b56cf925bb8857531b9429b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2036
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ebfcd924f79ef04d0a911d32151a94d1f9681d490b56cf925bb8857531b9429b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2072
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2072 -s 256
    3⤵
    - Program crash
    PID:2456

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/2072-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2072-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2072-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2072-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download