dridex | 88df2cd0f29dd49e5aa9ef370582b01014120aba5d943391b3dc298046e95615

Analysis

max time kernel
84s
max time network
8s
platform
windows7_x64
resource
win7v20201028
submitted
20/03/2021, 07:40

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General

Target
88df2cd0f29dd49e5aa9ef370582b01014120aba5d943391b3dc298046e95615.dll
Size 208KB
Sample210320-mt5p577ds2
SHA256 88df2cd0f29dd49e5aa9ef370582b01014120aba5d943391b3dc298046e95615
MD5 d0da8ebedb2f74f50ad8c757b8defc6d
SHA1 c6e6b22a75d9ddd10882ad0c2af23d9b4429b929
SHA512 191bb524034e423405619f8dad099bfac6a922a3473a87c388b6751a885bdc9cf786f644c1054b62bd1f8360e857027d97e878730286bb3a37ca0ba886d42a03
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/1632-4-0x00000000754A0000-0x00000000754D6000-memory.dmp	dridex_ldr
behavioral1/memory/1632-6-0x00000000754A0000-0x00000000754C1000-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 2028 wrote to memory of 1632	2028	rundll32.exe	26
PID 2028 wrote to memory of 1632	2028	rundll32.exe	26
PID 2028 wrote to memory of 1632	2028	rundll32.exe	26
PID 2028 wrote to memory of 1632	2028	rundll32.exe	26
PID 2028 wrote to memory of 1632	2028	rundll32.exe	26
PID 2028 wrote to memory of 1632	2028	rundll32.exe	26
PID 2028 wrote to memory of 1632	2028	rundll32.exe	26

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\88df2cd0f29dd49e5aa9ef370582b01014120aba5d943391b3dc298046e95615.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2028
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\88df2cd0f29dd49e5aa9ef370582b01014120aba5d943391b3dc298046e95615.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1632

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/1632-3-0x0000000075C31000-0x0000000075C33000-memory.dmp

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memory/1632-4-0x00000000754A0000-0x00000000754D6000-memory.dmp

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memory/1632-5-0x00000000001C0000-0x00000000001C6000-memory.dmp

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memory/1632-6-0x00000000754A0000-0x00000000754C1000-memory.dmp

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads