dridex | fad9dbb0a235424e6aedec50be9eae62487aea296094c8b1e5d3d33f5688be59

Analysis

max time kernel
122s
max time network
122s
platform
windows10_x64
resource
win10v20210410
submitted
08/05/2021, 12:02

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General

Target
6a7cff23_by_Libranalysis.dll
Size 162KB
Sample210508-vycj52pt26
SHA256 fad9dbb0a235424e6aedec50be9eae62487aea296094c8b1e5d3d33f5688be59
MD5 6a7cff232b12184902e2ec91e08b6e9b
SHA1 0daf65147ad42f0dbb16737dd123a683c1292249
SHA512 4363e67b638dbfeb20fdac069a432d75f469bd8dbfc2c52d87e0eff599c5c498dcac3748d649dfba277fe66c0dd3c658d4b954f28319b27b368bc19860aad644
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/4476-115-0x0000000074290000-0x00000000742BE000-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 4436 wrote to memory of 4476	4436	rundll32.exe	15
PID 4436 wrote to memory of 4476	4436	rundll32.exe	15
PID 4436 wrote to memory of 4476	4436	rundll32.exe	15

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6a7cff23_by_Libranalysis.dll,#1
1⤵
- Checks whether UAC is enabled
PID:4476

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6a7cff23_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4436

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/4476-115-0x0000000074290000-0x00000000742BE000-memory.dmp

Download

memory/4476-117-0x00000000030A0000-0x000000000314E000-memory.dmp