dridex | ecda2ea2681dccb2123087f74484e0592c73f069f3fdb90bc4d698b061090efb

Analysis

max time kernel
27s
max time network
66s
platform
windows10_x64
resource
win10v20210408
submitted
15/04/2021, 14:03

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General

Target
ecda2ea2681dccb2123087f74484e0592c73f069f3fdb90bc4d698b061090efb.dll
Size 158KB
Sample210415-thf3ddeaba
SHA256 ecda2ea2681dccb2123087f74484e0592c73f069f3fdb90bc4d698b061090efb
MD5 53c1afe50f42454aa5e38d2e706212b5
SHA1 53535aa26fcec0d27bfa0fbde71069d14bb3455d
SHA512 d4a5833e0f2ccd969a2002fd48aede89b78f0c7d27752c45a42716f92ab6757cdf0438dd2f0d6cb727102b365bf59460c441be00c2d2a0a6d2967e041a302a16
MD5 SHA1 SHA512

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

8.210.53.215:443
72.249.22.245:2303
188.40.137.206:8172

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/1572-115-0x0000000073F50000-0x0000000073F7D000-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 1032 wrote to memory of 1572	1032	rundll32.exe	69
PID 1032 wrote to memory of 1572	1032	rundll32.exe	69
PID 1032 wrote to memory of 1572	1032	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ecda2ea2681dccb2123087f74484e0592c73f069f3fdb90bc4d698b061090efb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1032
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ecda2ea2681dccb2123087f74484e0592c73f069f3fdb90bc4d698b061090efb.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1572

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/1572-115-0x0000000073F50000-0x0000000073F7D000-memory.dmp

Download

memory/1572-117-0x00000000001F0000-0x00000000001F6000-memory.dmp