dridex | 27d001558ba3549fe1cc3f61652426d06bd0317ebdf50d54a6e1ea68eb5253d2

Analysis

max time kernel
21s
max time network
117s
platform
windows10_x64
resource
win10v20210410
submitted
22-06-2021 00:31

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General

Target

27d001558ba3549fe1cc3f61652426d06bd0317ebdf50d54a6e1ea68eb5253d2.dll
Size

158KB
MD5

ae5e800d06eca4c888b9e8997f232ad0
SHA1

9fc9eee0165b421ee2ff2c5cdbb0a3d9211eae71
SHA256

27d001558ba3549fe1cc3f61652426d06bd0317ebdf50d54a6e1ea68eb5253d2
SHA512

4d44da837ec179c804ad5d7b2f1aee8fb4f530c1ca1ee7c56f6bf15dfb18f327eeb1db9ae47f46b1f0b6cccb88ee4cafa3afd8d2808aaf868c3b8cd787a98fdb

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

Processes:

resource	yara_rule
behavioral1/memory/988-115-0x0000000073E80000-0x0000000073EAD000-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 1852 wrote to memory of 988	1852	rundll32.exe	rundll32.exe
PID 1852 wrote to memory of 988	1852	rundll32.exe	rundll32.exe
PID 1852 wrote to memory of 988	1852	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\27d001558ba3549fe1cc3f61652426d06bd0317ebdf50d54a6e1ea68eb5253d2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1852

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\27d001558ba3549fe1cc3f61652426d06bd0317ebdf50d54a6e1ea68eb5253d2.dll,#1
2⤵
- Checks whether UAC is enabled
PID:988

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/988-114-0x0000000000000000-mapping.dmp

Download
memory/988-115-0x0000000073E80000-0x0000000073EAD000-memory.dmp

Filesize
180KB

Download
memory/988-117-0x00000000027B0000-0x00000000027B6000-memory.dmp

Filesize
24KB

Download