dridex | 8700016323ab3bdde220c7064e67c15d38b701e9478b25c089fa26fe302ea6a7

Analysis

max time kernel
120s
max time network
92s
platform
windows10_x64
resource
win10v20210410
submitted
11-05-2021 13:32

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General

Target

8700016323ab3bdde220c7064e67c15d38b701e9478b25c089fa26fe302ea6a7.dll
Size

161KB
MD5

48565462c8cf661a9422a554bcde88dc
SHA1

1409695fc5b58731b048771ee3fa7647fd2747f5
SHA256

8700016323ab3bdde220c7064e67c15d38b701e9478b25c089fa26fe302ea6a7
SHA512

1b776cfb71fecc3e5872083e5c21ecfdeaeefa5f30d8367e53c7ff106d98f03026011629f208476c3d2c22206bea166db739814d86ba40a9557b0e2b0867da24

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
behavioral1/memory/4056-115-0x0000000073BF0000-0x0000000073C1E000-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 3176 wrote to memory of 4056	3176	rundll32.exe	rundll32.exe
PID 3176 wrote to memory of 4056	3176	rundll32.exe	rundll32.exe
PID 3176 wrote to memory of 4056	3176	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8700016323ab3bdde220c7064e67c15d38b701e9478b25c089fa26fe302ea6a7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3176

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8700016323ab3bdde220c7064e67c15d38b701e9478b25c089fa26fe302ea6a7.dll,#1
2⤵
- Checks whether UAC is enabled
PID:4056

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/4056-114-0x0000000000000000-mapping.dmp

Download
memory/4056-115-0x0000000073BF0000-0x0000000073C1E000-memory.dmp

Filesize
184KB

Download
memory/4056-117-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download