dridex | 2ed4c30203ad5091fac0cb694f5dca3af5a591e0de6a56a0dfb51f20ba82fbc9

Analysis

max time kernel
39s
max time network
42s
platform
windows7_x64
resource
win7-20220414-en
submitted
26-06-2022 05:43

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General

Target

lAEJRQoZtqYkkklgbtq.dll
Size

512KB
MD5

a687ea0b2be93962b8d30ffc96e7dd67
SHA1

ee893e43858207608087f9e09aa51cc1d1cef32b
SHA256

2ed4c30203ad5091fac0cb694f5dca3af5a591e0de6a56a0dfb51f20ba82fbc9
SHA512

2e6931deaa953065cf9ee488b398a424987777292ec968a4700b08ec7d0b2e96bbc8dde13b57b3c6189f5b1dac9c3dd78905809d9c169c6d3f0c5491cd2bdf71

Score

10^/10

dridex 22203 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22203

51.159.52.196:443

134.209.247.135:6602

194.233.68.48:5228

89.31.56.58:593

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/1984-56-0x0000000074E10000-0x0000000074E91000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1928 1984 WerFault.exe rundll32.exe

pid	pid_target	process	target process
1928	1984	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1892 wrote to memory of 1984	1892	rundll32.exe	rundll32.exe
PID 1892 wrote to memory of 1984	1892	rundll32.exe	rundll32.exe
PID 1892 wrote to memory of 1984	1892	rundll32.exe	rundll32.exe
PID 1892 wrote to memory of 1984	1892	rundll32.exe	rundll32.exe
PID 1892 wrote to memory of 1984	1892	rundll32.exe	rundll32.exe
PID 1892 wrote to memory of 1984	1892	rundll32.exe	rundll32.exe
PID 1892 wrote to memory of 1984	1892	rundll32.exe	rundll32.exe
PID 1984 wrote to memory of 1928	1984	rundll32.exe	WerFault.exe
PID 1984 wrote to memory of 1928	1984	rundll32.exe	WerFault.exe
PID 1984 wrote to memory of 1928	1984	rundll32.exe	WerFault.exe
PID 1984 wrote to memory of 1928	1984	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\lAEJRQoZtqYkkklgbtq.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1892

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\lAEJRQoZtqYkkklgbtq.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1984

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1984 -s 300
3⤵
- Program crash
PID:1928

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1928-59-0x0000000000000000-mapping.dmp

Download
memory/1984-54-0x0000000000000000-mapping.dmp

Download
memory/1984-55-0x00000000756A1000-0x00000000756A3000-memory.dmp

Filesize
8KB

Download
memory/1984-56-0x0000000074E10000-0x0000000074E91000-memory.dmp

Filesize
516KB

Download
memory/1984-58-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download