dridex | 2fd1a14d981d982d19bf5a57f1fc295abe55aed24d9ff7b63b973174e5856bf5

Analysis

max time kernel
19s
max time network
137s
platform
windows10_x64
resource
win10v20210410
submitted
29/04/2021, 10:44

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General

Target
3e995119_by_Libranalysis.dll
Size 162KB
Sample210429-bc4fa3578e
SHA256 2fd1a14d981d982d19bf5a57f1fc295abe55aed24d9ff7b63b973174e5856bf5
MD5 3e995119c6f030e0389a6a72fdf5368b
SHA1 497cbd397276750fd6f7dcc8df58236b902447fb
SHA512 c7da2fda002d50f05407f8162b2638a4e0cb9750b142083a4073ffd18a4639104d713149bbdb2750462eca8250071c7aae87c287e7d393ed1c8ef9f932e91b65
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/2220-115-0x0000000074420000-0x000000007444E000-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 3212 wrote to memory of 2220	3212	rundll32.exe	57
PID 3212 wrote to memory of 2220	3212	rundll32.exe	57
PID 3212 wrote to memory of 2220	3212	rundll32.exe	57

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3e995119_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3212
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3e995119_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:2220

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/2220-115-0x0000000074420000-0x000000007444E000-memory.dmp

Download

memory/2220-117-0x0000000000190000-0x0000000000196000-memory.dmp