dridex | 17d5c2d0051da2790c6e91332a0c6722ff9805eccf317dc444d31b1e7cbffa22

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 06:16

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General

Target

JaffaCakes118_17d5c2d0051da2790c6e91332a0c6722ff9805eccf317dc444d31b1e7cbffa22.dll
Size

188KB
MD5

4497f8c0d9404afd83cc947c3ba274a4
SHA1

04e59bda9206f2d7f430622142c16e32df2d54a3
SHA256

17d5c2d0051da2790c6e91332a0c6722ff9805eccf317dc444d31b1e7cbffa22
SHA512

f9729e81c2324843f32400692ccf6e9105b7a535dcd1e64831fa699dea9aee7765b275fdb9eedaa479f49e579a13fc016a746284aeaff44e734080476d9957db
SSDEEP

3072:yA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoto:yzIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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/2280-0-0x00000000746E0000-0x0000000074710000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2444	2280	WerFault.exe	28

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 1884 wrote to memory of 2280	1884	rundll32.exe	28
PID 1884 wrote to memory of 2280	1884	rundll32.exe	28
PID 1884 wrote to memory of 2280	1884	rundll32.exe	28
PID 1884 wrote to memory of 2280	1884	rundll32.exe	28
PID 1884 wrote to memory of 2280	1884	rundll32.exe	28
PID 1884 wrote to memory of 2280	1884	rundll32.exe	28
PID 1884 wrote to memory of 2280	1884	rundll32.exe	28
PID 2280 wrote to memory of 2444	2280	rundll32.exe	29
PID 2280 wrote to memory of 2444	2280	rundll32.exe	29
PID 2280 wrote to memory of 2444	2280	rundll32.exe	29
PID 2280 wrote to memory of 2444	2280	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_17d5c2d0051da2790c6e91332a0c6722ff9805eccf317dc444d31b1e7cbffa22.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1884
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_17d5c2d0051da2790c6e91332a0c6722ff9805eccf317dc444d31b1e7cbffa22.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2280
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 300
    3⤵
    - Program crash
    PID:2444

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/2280-0-0x00000000746E0000-0x0000000074710000-memory.dmp

Filesize
192KB

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memory/2280-2-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

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