dridex | 84aefa01a2f76d98d8e52a3cfc2db58abe8531a3233d32b093cddeb80873c510

Analysis

max time kernel
136s
max time network
137s
platform
windows7_x64
resource
win7v20210410
submitted
18/04/2021, 07:36

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General

Target
84aefa01a2f76d98d8e52a3cfc2db58abe8531a3233d32b093cddeb80873c510.dll
Size 158KB
Sample210418-he14yjmk4e
SHA256 84aefa01a2f76d98d8e52a3cfc2db58abe8531a3233d32b093cddeb80873c510
MD5 93ff7d8aec59bec419f6e1c8c3487012
SHA1 b0140f1c2be0c114f9c072c72e2a62d4f177e6f4
SHA512 a4db9b5c111f5b067122e5125159cee5165e6ee6a599771c5d53e507997c1f26d8b4572c629172c89c35b98c9bc312f64dc8f3a4d20582fbc4d75422d61d2a70
MD5 SHA1 SHA512

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

8.210.53.215:443
72.249.22.245:2303
188.40.137.206:8172

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

resource	yara_rule
behavioral1/memory/1896-61-0x0000000074C90000-0x0000000074CBD000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

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

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1100 wrote to memory of 1896	1100	rundll32.exe	26
PID 1100 wrote to memory of 1896	1100	rundll32.exe	26
PID 1100 wrote to memory of 1896	1100	rundll32.exe	26
PID 1100 wrote to memory of 1896	1100	rundll32.exe	26
PID 1100 wrote to memory of 1896	1100	rundll32.exe	26
PID 1100 wrote to memory of 1896	1100	rundll32.exe	26
PID 1100 wrote to memory of 1896	1100	rundll32.exe	26

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\84aefa01a2f76d98d8e52a3cfc2db58abe8531a3233d32b093cddeb80873c510.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1100
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\84aefa01a2f76d98d8e52a3cfc2db58abe8531a3233d32b093cddeb80873c510.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1896

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1896-60-0x00000000753B1000-0x00000000753B3000-memory.dmp

Download

memory/1896-61-0x0000000074C90000-0x0000000074CBD000-memory.dmp

Download

memory/1896-63-0x00000000000E0000-0x00000000000E6000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads