dridex | 382efea412651a6a74bedbdf0e00f00cc1fd62c1ddb6dbac5fcfc565ec78c65b

Analysis

max time kernel
28s
max time network
9s
platform
windows7_x64
resource
win7v20210408
submitted
29/04/2021, 11:34

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General

Target
b0cac8f0_by_Libranalysis.dll
Size 162KB
Sample210429-6x8vb35wex
SHA256 382efea412651a6a74bedbdf0e00f00cc1fd62c1ddb6dbac5fcfc565ec78c65b
MD5 b0cac8f0d1d026d825128b7e2de433d0
SHA1 ec85a3583ea23cde4d6ed5b701b7eac4984f0c38
SHA512 3dca9faa01c28a60dd16297657a6606a8fa18adfa6fe67e06b07d8b5d6af522bb76ece9cca2cfecd0332aa69d21c076ddb52a52207134ded9b72d2a8c3757ed3
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/1640-62-0x0000000074710000-0x000000007473E000-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 484 wrote to memory of 1640	484	rundll32.exe	25
PID 484 wrote to memory of 1640	484	rundll32.exe	25
PID 484 wrote to memory of 1640	484	rundll32.exe	25
PID 484 wrote to memory of 1640	484	rundll32.exe	25
PID 484 wrote to memory of 1640	484	rundll32.exe	25
PID 484 wrote to memory of 1640	484	rundll32.exe	25
PID 484 wrote to memory of 1640	484	rundll32.exe	25

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b0cac8f0_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:484
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b0cac8f0_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1640

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/1640-61-0x0000000075AD1000-0x0000000075AD3000-memory.dmp

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memory/1640-62-0x0000000074710000-0x000000007473E000-memory.dmp

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memory/1640-64-0x0000000000140000-0x0000000000146000-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