dridex | 2f0800653625c30930440b9f0b8a87649196e4ab304181aa500dc70e530d5e97

Analysis

max time kernel
42s
max time network
45s
platform
windows7_x64
resource
win7-20220414-en
submitted
28-06-2022 14:54

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General

Target

Dridex_a1653f99e47125596487d61c3c66d5d865ba3f0991203203660f51da24cf0f4a.dll
Size

532KB
MD5

ab03cfe6a8998b2f7dedfcc60da9a882
SHA1

a3b35fef3adeb837ac3593c62b83d29ce4b97762
SHA256

a1653f99e47125596487d61c3c66d5d865ba3f0991203203660f51da24cf0f4a
SHA512

7c80712ff0dec875a0b94f9b4ccc74538fd3f47de0ae0172921bdf2f713d0a85c38e8590939b7afbaab52bdff76b2b62a390eb7d867b84676b8da7104a469f82

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

144.91.122.102:443

85.10.248.28:593

185.4.135.27:5228

80.211.3.13:8116

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/1696-56-0x0000000074C20000-0x0000000074CA7000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1344 1696 WerFault.exe rundll32.exe

pid	pid_target	process	target process
1344	1696	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1272 wrote to memory of 1696	1272	rundll32.exe	rundll32.exe
PID 1272 wrote to memory of 1696	1272	rundll32.exe	rundll32.exe
PID 1272 wrote to memory of 1696	1272	rundll32.exe	rundll32.exe
PID 1272 wrote to memory of 1696	1272	rundll32.exe	rundll32.exe
PID 1272 wrote to memory of 1696	1272	rundll32.exe	rundll32.exe
PID 1272 wrote to memory of 1696	1272	rundll32.exe	rundll32.exe
PID 1272 wrote to memory of 1696	1272	rundll32.exe	rundll32.exe
PID 1696 wrote to memory of 1344	1696	rundll32.exe	WerFault.exe
PID 1696 wrote to memory of 1344	1696	rundll32.exe	WerFault.exe
PID 1696 wrote to memory of 1344	1696	rundll32.exe	WerFault.exe
PID 1696 wrote to memory of 1344	1696	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Dridex_a1653f99e47125596487d61c3c66d5d865ba3f0991203203660f51da24cf0f4a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1272

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Dridex_a1653f99e47125596487d61c3c66d5d865ba3f0991203203660f51da24cf0f4a.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1696

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1696 -s 224
3⤵
- Program crash
PID:1344

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1344-58-0x0000000000000000-mapping.dmp

Download
memory/1696-54-0x0000000000000000-mapping.dmp

Download
memory/1696-55-0x0000000076171000-0x0000000076173000-memory.dmp

Filesize
8KB

Download
memory/1696-56-0x0000000074C20000-0x0000000074CA7000-memory.dmp

Filesize
540KB

Download
memory/1696-59-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download