dridex | 1f030c6a539273c9e63240eb121ed3e1f8a8111d6b486f9be8e8a94635575f61

Analysis

max time kernel
120s
max time network
122s
platform
windows10_x64
resource
win10v20210410
submitted
15/04/2021, 19:46

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General

Target
1f030c6a539273c9e63240eb121ed3e1f8a8111d6b486f9be8e8a94635575f61.dll
Size 162KB
Sample210415-ehrgcvkn6s
SHA256 1f030c6a539273c9e63240eb121ed3e1f8a8111d6b486f9be8e8a94635575f61
MD5 ccdc0deae2864a2f43ede77e456befbf
SHA1 3b62e044bfe091f01c4b2e0229cde0682cf2993d
SHA512 acd24ce2b1a4fbd6bb79a9081b67485f9e5b01251c1b2e80bc4827b34bd994ad8c65f0d70e307f4c31649b2702f76673cb056aee20a41b9bfc24bc4adb8aa11a
MD5 SHA1 SHA512

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

resource	yara_rule
behavioral2/memory/388-115-0x00000000755E0000-0x000000007560E000-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 3 IoCs

description	pid	Process	procid_target
PID 3944 wrote to memory of 388	3944	rundll32.exe	46
PID 3944 wrote to memory of 388	3944	rundll32.exe	46
PID 3944 wrote to memory of 388	3944	rundll32.exe	46

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1f030c6a539273c9e63240eb121ed3e1f8a8111d6b486f9be8e8a94635575f61.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3944
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\1f030c6a539273c9e63240eb121ed3e1f8a8111d6b486f9be8e8a94635575f61.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:388

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

Replay Monitor

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Downloads

memory/388-115-0x00000000755E0000-0x000000007560E000-memory.dmp

Download

memory/388-117-0x0000000003090000-0x0000000003096000-memory.dmp