dridex | 2ddac780b49f6859e2860ab030c6b1de7c6f4629fc961b3d21630c14ca507fa1

Analysis

max time kernel
31s
max time network
15s
platform
windows7_x64
resource
win7v20210408
submitted
27/04/2021, 17:36

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General

Target
ff3da869_by_Libranalysis.dll
Size 162KB
Sample210427-fsgmtnwth2
SHA256 2ddac780b49f6859e2860ab030c6b1de7c6f4629fc961b3d21630c14ca507fa1
MD5 ff3da86955e7936f74e3bd905ad43765
SHA1 e105c3ba50a6cb2215edb9602f83863c1fe2f398
SHA512 8ce74fcb4d17cf31e04991ed60f1b2339a4dc9d3499515d77e77bf427fea723e7ebf9cbabfb0599bb78181891e3ad7bc1b1e91a7f47478aaa63ed89fc590b4ca
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/2012-62-0x0000000074F40000-0x0000000074F6E000-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 1848 wrote to memory of 2012	1848	rundll32.exe	25
PID 1848 wrote to memory of 2012	1848	rundll32.exe	25
PID 1848 wrote to memory of 2012	1848	rundll32.exe	25
PID 1848 wrote to memory of 2012	1848	rundll32.exe	25
PID 1848 wrote to memory of 2012	1848	rundll32.exe	25
PID 1848 wrote to memory of 2012	1848	rundll32.exe	25
PID 1848 wrote to memory of 2012	1848	rundll32.exe	25

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ff3da869_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1848
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ff3da869_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:2012

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/2012-61-0x00000000757C1000-0x00000000757C3000-memory.dmp

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memory/2012-62-0x0000000074F40000-0x0000000074F6E000-memory.dmp

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memory/2012-64-0x00000000000E0000-0x00000000000E6000-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