dridex | e350abe20352020dc500d599792f7e03342ac3ecc9794fb63e554a6d39c2aba3

Analysis

max time kernel
26s
max time network
136s
platform
windows10_x64
resource
win10v20210408
submitted
11-06-2021 01:51

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General

Target

e350abe20352020dc500d599792f7e03342ac3ecc9794fb63e554a6d39c2aba3.dll
Size

162KB
MD5

33e9ff76995c3dd154ae4241f01989b4
SHA1

f7fcef653f4fefc548c15e77a9104fd1ad4f9cdf
SHA256

e350abe20352020dc500d599792f7e03342ac3ecc9794fb63e554a6d39c2aba3
SHA512

e2f02501d13e62e847bff0ab2138569b63e20b09dacc3dcb01188df86b0a8466b52eef49da0b9e06fcae898f269f06e65a996cac1ddb9fc381b426bb2ab4b6c0

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

107.172.227.10:443

172.93.133.123:2303

108.168.61.147:8172

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/4704-115-0x0000000073C30000-0x0000000073C5E000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

rundll32.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 4656 wrote to memory of 4704	4656	rundll32.exe	rundll32.exe
PID 4656 wrote to memory of 4704	4656	rundll32.exe	rundll32.exe
PID 4656 wrote to memory of 4704	4656	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e350abe20352020dc500d599792f7e03342ac3ecc9794fb63e554a6d39c2aba3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4656

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e350abe20352020dc500d599792f7e03342ac3ecc9794fb63e554a6d39c2aba3.dll,#1
2⤵
- Checks whether UAC is enabled
PID:4704

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/4704-114-0x0000000000000000-mapping.dmp

Download
memory/4704-115-0x0000000073C30000-0x0000000073C5E000-memory.dmp

Filesize
184KB

Download
memory/4704-117-0x0000000003000000-0x000000000314A000-memory.dmp

Filesize
1.3MB

Download