dridex | 256f8bf3907431f74aa656841fc2e4e4bc31c82b630415fd735cd655228ad428

Analysis

max time kernel
142s
max time network
122s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
20-03-2024 10:00

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

d885598777d623cd2d79f996e02fa896.dll
Size

188KB
MD5

d885598777d623cd2d79f996e02fa896
SHA1

5e8929a78cb84c4717af8d9368b3f2dcb0ee5e74
SHA256

256f8bf3907431f74aa656841fc2e4e4bc31c82b630415fd735cd655228ad428
SHA512

ae87609c871ee6feeb27c30ee61b9f1efba02d72cfb469260928bc811967411d95affb1dd596d1baf3ec70be402662d9e5ebfdd84ed3771ba1ae192a300a1131
SSDEEP

3072:2H0uyjZqEpAK+Gf78TBdrXkTM5vhRg9Esf0DwvtyMpVnpA+z6tX8sxKViWd7dU:2Uua/Pv7YNhRIEZDeXVpAxtMsxK

Score

10^/10

dridex 22201 botnet 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 Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral1/memory/1972-0-0x0000000074BD0000-0x0000000074C00000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1140 1972 WerFault.exe rundll32.exe

pid	pid_target	process	target process
1140	1972	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2204 wrote to memory of 1972	2204	rundll32.exe	rundll32.exe
PID 2204 wrote to memory of 1972	2204	rundll32.exe	rundll32.exe
PID 2204 wrote to memory of 1972	2204	rundll32.exe	rundll32.exe
PID 2204 wrote to memory of 1972	2204	rundll32.exe	rundll32.exe
PID 2204 wrote to memory of 1972	2204	rundll32.exe	rundll32.exe
PID 2204 wrote to memory of 1972	2204	rundll32.exe	rundll32.exe
PID 2204 wrote to memory of 1972	2204	rundll32.exe	rundll32.exe
PID 1972 wrote to memory of 1140	1972	rundll32.exe	WerFault.exe
PID 1972 wrote to memory of 1140	1972	rundll32.exe	WerFault.exe
PID 1972 wrote to memory of 1140	1972	rundll32.exe	WerFault.exe
PID 1972 wrote to memory of 1140	1972	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d885598777d623cd2d79f996e02fa896.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2204

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d885598777d623cd2d79f996e02fa896.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1972

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1972 -s 308
3⤵
- Program crash
PID:1140

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1972-0-0x0000000074BD0000-0x0000000074C00000-memory.dmp

Filesize
192KB

Download
memory/1972-1-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download