dridex | bac7eb93deb80a397f04cb05a9a5277a75d9adc550ea8890ae518f18ab414bd3

Analysis

max time kernel
85s
max time network
140s
platform
windows10_x64
resource
win10v20210410
submitted
02/05/2021, 23:01

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General

Target
2c91cce0_by_Libranalysis.dll
Size 162KB
Sample210502-1pbftpr39n
SHA256 bac7eb93deb80a397f04cb05a9a5277a75d9adc550ea8890ae518f18ab414bd3
MD5 2c91cce06f6896856d0649d284b29e32
SHA1 7b1b554f40c96d9f3cc1940add9bcc7b1cad8475
SHA512 b74586170508015d2856eada5a8b8c95ab842cb5ce896d2fc12af662383351255ef85fd4e9ee3dea187c90b582c43d1e6056bb357d6a5d93f8aa442e56915029
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/4080-115-0x00000000755E0000-0x000000007560E000-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 4048 wrote to memory of 4080	4048	rundll32.exe	68
PID 4048 wrote to memory of 4080	4048	rundll32.exe	68
PID 4048 wrote to memory of 4080	4048	rundll32.exe	68

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2c91cce0_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4048
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2c91cce0_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:4080

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/4080-115-0x00000000755E0000-0x000000007560E000-memory.dmp

Download

memory/4080-117-0x0000000002C70000-0x0000000002DBA000-memory.dmp