dridex | 114d8efa71ff8736e8fbd2f339b7d67cb981a063332016fd1c616d224f2d770d

Analysis

max time kernel
142s
max time network
143s
platform
windows10_x64
resource
win10v20210410
submitted
09/05/2021, 19:04

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General

Target
7e214791_by_Libranalysis.dll
Size 162KB
Sample210509-26maw2js9e
SHA256 114d8efa71ff8736e8fbd2f339b7d67cb981a063332016fd1c616d224f2d770d
MD5 7e21479125722313d72b8a074a7a4d53
SHA1 98d48f9eaa57db6e546fb52acc25794e9ca2ae9a
SHA512 e8761dad7f532f7bbeba9b74d10f2dbcab62c8505626421207e0e3b1e8e4608eb2fee4987565fdbb544aa9e26383c4443ce4b17b91951376eb9cc6747ae299e9
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/4080-115-0x00000000736B0000-0x00000000736DE000-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 1844 wrote to memory of 4080	1844	rundll32.exe	46
PID 1844 wrote to memory of 4080	1844	rundll32.exe	46
PID 1844 wrote to memory of 4080	1844	rundll32.exe	46

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7e214791_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1844
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\7e214791_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/4080-115-0x00000000736B0000-0x00000000736DE000-memory.dmp

Download

memory/4080-117-0x0000000002950000-0x0000000002A9A000-memory.dmp