dridex | acd0540df47c97a6e8970fc8e45941b3e8428f8bf1eb7e3277346481c8720c4e

Analysis

max time kernel
20s
max time network
111s
platform
windows10_x64
resource
win10v20210410
submitted
07/05/2021, 03:01

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General

Target
830f06ed_by_Libranalysis.dll
Size 162KB
Sample210507-d8l625lnbj
SHA256 acd0540df47c97a6e8970fc8e45941b3e8428f8bf1eb7e3277346481c8720c4e
MD5 830f06ede4d9406133f70c957cbe59a7
SHA1 ba370b2e3252987768b5adf88565282b679f3506
SHA512 fdacb08cb269585b28cdac77151a02566843ae937b51444acfecd0013b3fbcdfa3c1175372572a988ef152644b75c62d16149d9494e43dedcbdd02de0e726437
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/3940-115-0x0000000074090000-0x00000000740BE000-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 3952 wrote to memory of 3940	3952	rundll32.exe	45
PID 3952 wrote to memory of 3940	3952	rundll32.exe	45
PID 3952 wrote to memory of 3940	3952	rundll32.exe	45

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\830f06ed_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3952
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\830f06ed_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3940

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/3940-115-0x0000000074090000-0x00000000740BE000-memory.dmp

Download

memory/3940-117-0x0000000000520000-0x000000000066A000-memory.dmp