dridex | 41031f3ff4b175f14afeb4ad152e5efc86987fc6be39babdb23763812ce79631

Analysis

max time kernel
31s
max time network
9s
platform
windows7_x64
resource
win7v20210410
submitted
06/05/2021, 05:02

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General

Target
5ba211e4_by_Libranalysis.dll
Size 162KB
Sample210506-g5pecbrmd2
SHA256 41031f3ff4b175f14afeb4ad152e5efc86987fc6be39babdb23763812ce79631
MD5 5ba211e497894062432524650df7f4f9
SHA1 bc3b3d13579bed7008c13c95c7b83d7bff25de8d
SHA512 9097ad0c795e2799a67c20a1920e5f1945c20cc2543823b112cf2dd90034cce2bd361fae45d749da1495261e4472ffe74bccd81bae7f986d851ffeadd5d4ce1d
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
behavioral1/memory/2028-62-0x0000000074D40000-0x0000000074D6E000-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 1080 wrote to memory of 2028	1080	rundll32.exe	25
PID 1080 wrote to memory of 2028	1080	rundll32.exe	25
PID 1080 wrote to memory of 2028	1080	rundll32.exe	25
PID 1080 wrote to memory of 2028	1080	rundll32.exe	25
PID 1080 wrote to memory of 2028	1080	rundll32.exe	25
PID 1080 wrote to memory of 2028	1080	rundll32.exe	25
PID 1080 wrote to memory of 2028	1080	rundll32.exe	25

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5ba211e4_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1080
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\5ba211e4_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:2028

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/2028-61-0x00000000757D1000-0x00000000757D3000-memory.dmp

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memory/2028-62-0x0000000074D40000-0x0000000074D6E000-memory.dmp

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memory/2028-64-0x00000000000D0000-0x00000000000D6000-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