dridex | e1d5a655f0e35d0feb3e32ff6d22599c363aad26931df4773014f2c29fb81a05

Analysis

max time kernel
133s
max time network
124s
platform
windows7_x64
resource
win7v20201028
submitted
17/03/2021, 18:13

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General

Target
e1d5a655f0e35d0feb3e32ff6d22599c363aad26931df4773014f2c29fb81a05.dll
Size 208KB
Sample210317-2darmtblre
SHA256 e1d5a655f0e35d0feb3e32ff6d22599c363aad26931df4773014f2c29fb81a05
MD5 cc26459dfe73c764318f2ef27abc7edc
SHA1 513c4a22868b81dd49eac57f2251b3c9d6d85d60
SHA512 8cc77deef54ec55a1545797a55d9fb0570a1efae25026cc5359b740baea1fd6037f17eefefa19380ca0c535c033587b147db4f559e6ffb94879963de255b3681
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/1208-4-0x0000000074AE0000-0x0000000074B16000-memory.dmp	dridex_ldr
behavioral1/memory/1208-6-0x0000000074AE0000-0x0000000074B01000-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 1432 wrote to memory of 1208	1432	rundll32.exe	26
PID 1432 wrote to memory of 1208	1432	rundll32.exe	26
PID 1432 wrote to memory of 1208	1432	rundll32.exe	26
PID 1432 wrote to memory of 1208	1432	rundll32.exe	26
PID 1432 wrote to memory of 1208	1432	rundll32.exe	26
PID 1432 wrote to memory of 1208	1432	rundll32.exe	26
PID 1432 wrote to memory of 1208	1432	rundll32.exe	26

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e1d5a655f0e35d0feb3e32ff6d22599c363aad26931df4773014f2c29fb81a05.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1432
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e1d5a655f0e35d0feb3e32ff6d22599c363aad26931df4773014f2c29fb81a05.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1208

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/1208-3-0x0000000075BF1000-0x0000000075BF3000-memory.dmp

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memory/1208-4-0x0000000074AE0000-0x0000000074B16000-memory.dmp

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memory/1208-5-0x0000000000180000-0x0000000000186000-memory.dmp

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memory/1208-6-0x0000000074AE0000-0x0000000074B01000-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