dridex | 7faf826db36e907d2097543bdc5c65e64a1ba2125afd9e8e35fe448fdd4a4645

Analysis

max time kernel
44s
max time network
110s
platform
windows10_x64
resource
win10v20201028
submitted
17/03/2021, 17:58

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General

Target
7faf826db36e907d2097543bdc5c65e64a1ba2125afd9e8e35fe448fdd4a4645.dll
Size 208KB
Sample210317-d17fvp4msa
SHA256 7faf826db36e907d2097543bdc5c65e64a1ba2125afd9e8e35fe448fdd4a4645
MD5 ca4082c4b1179538752da92609873858
SHA1 5a1b9f4b40db147516ee8ad33a2eabfd1e98e5ea
SHA512 7af6d11e79a12dfc617447980ac6b3760068e5c7785116d8677b8a5823c643b825664639ca1d345e54f7e00ca411d6402df860223933e716a824835d420b74a0
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
behavioral2/memory/3764-3-0x0000000073C80000-0x0000000073CB6000-memory.dmp	dridex_ldr
behavioral2/memory/3764-5-0x0000000073C80000-0x0000000073CA1000-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 4052 wrote to memory of 3764	4052	rundll32.exe	70
PID 4052 wrote to memory of 3764	4052	rundll32.exe	70
PID 4052 wrote to memory of 3764	4052	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7faf826db36e907d2097543bdc5c65e64a1ba2125afd9e8e35fe448fdd4a4645.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4052
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\7faf826db36e907d2097543bdc5c65e64a1ba2125afd9e8e35fe448fdd4a4645.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3764

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/3764-3-0x0000000073C80000-0x0000000073CB6000-memory.dmp

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memory/3764-4-0x0000000000550000-0x0000000000556000-memory.dmp

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memory/3764-5-0x0000000073C80000-0x0000000073CA1000-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