dridex | 64125d8b7df338b2725cc8747b21e319bc3a98b49fc322e754869934dcc75ec2

Analysis

max time kernel
137s
max time network
144s
platform
windows7_x64
resource
win7v20201028
submitted
17/03/2021, 18:10

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General

Target
64125d8b7df338b2725cc8747b21e319bc3a98b49fc322e754869934dcc75ec2.dll
Size 208KB
Sample210317-8npcdpblvs
SHA256 64125d8b7df338b2725cc8747b21e319bc3a98b49fc322e754869934dcc75ec2
MD5 cb6e6fb42a2ec47e0e4845cfcbf5e412
SHA1 77c9b7b3c899cb2a82509c9311687cb3c2a21189
SHA512 11af861c08324c3bf9a2c594eec0e6fe02dfc071e6be7acf93030317b6df3aecccf92604ab16a737c33a0b78cf9984f4ad7c317ebc4c6211cf60599990824931
MD5 SHA1 SHA512

Score

10^/10

dridex 111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

77.220.64.137:443
66.228.134.180:6601
199.204.214.26:7073

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1896-4-0x0000000074AD0000-0x0000000074B06000-memory.dmp	dridex_ldr
behavioral1/memory/1896-6-0x0000000074AD0000-0x0000000074AF1000-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 7 IoCs

description	pid	Process	procid_target
PID 1108 wrote to memory of 1896	1108	rundll32.exe	26
PID 1108 wrote to memory of 1896	1108	rundll32.exe	26
PID 1108 wrote to memory of 1896	1108	rundll32.exe	26
PID 1108 wrote to memory of 1896	1108	rundll32.exe	26
PID 1108 wrote to memory of 1896	1108	rundll32.exe	26
PID 1108 wrote to memory of 1896	1108	rundll32.exe	26
PID 1108 wrote to memory of 1896	1108	rundll32.exe	26

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\64125d8b7df338b2725cc8747b21e319bc3a98b49fc322e754869934dcc75ec2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1108
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\64125d8b7df338b2725cc8747b21e319bc3a98b49fc322e754869934dcc75ec2.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1896

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

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Downloads

memory/1896-3-0x00000000760D1000-0x00000000760D3000-memory.dmp

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memory/1896-4-0x0000000074AD0000-0x0000000074B06000-memory.dmp

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memory/1896-5-0x0000000000190000-0x0000000000196000-memory.dmp

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memory/1896-6-0x0000000074AD0000-0x0000000074AF1000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads