dridex | e278999b340022a53e6cf5a1714ddce8a55e6ac2ef83071ddd5a042cc9ccc407

Analysis

max time kernel
26s
max time network
110s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 18:05

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General

Target

e278999b340022a53e6cf5a1714ddce8a55e6ac2ef83071ddd5a042cc9ccc407.dll
Size

161KB
MD5

8083b4454bdc8f81530cfdc2320138bf
SHA1

ab75ba042dafdd4a75e703769b799c8b1668b929
SHA256

e278999b340022a53e6cf5a1714ddce8a55e6ac2ef83071ddd5a042cc9ccc407
SHA512

6a6ec523cea17b99e8f818d219cb1f53a9bc5ac7b0a5e1305438ba24cda2cf8d9040809e502ae1e4695b645a36ae31f91d276dc1a3e45acc6320dd978f2ac06f

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

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
behavioral2/memory/3904-115-0x0000000073860000-0x000000007388E000-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 1824 wrote to memory of 3904	1824	rundll32.exe	rundll32.exe
PID 1824 wrote to memory of 3904	1824	rundll32.exe	rundll32.exe
PID 1824 wrote to memory of 3904	1824	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e278999b340022a53e6cf5a1714ddce8a55e6ac2ef83071ddd5a042cc9ccc407.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1824

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e278999b340022a53e6cf5a1714ddce8a55e6ac2ef83071ddd5a042cc9ccc407.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3904

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/3904-114-0x0000000000000000-mapping.dmp

Download
memory/3904-115-0x0000000073860000-0x000000007388E000-memory.dmp

Filesize
184KB

Download
memory/3904-117-0x0000000001090000-0x0000000001096000-memory.dmp

Filesize
24KB

Download