dridex | 686922edfa0e8e097214dfca2d559374bc1bb229adc5cb3f51e8eda5fc3c8f23

Analysis

max time kernel
25s
max time network
114s
platform
windows10_x64
resource
win10v20210408
submitted
06/05/2021, 23:03

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General

Target
1af78e2a_by_Libranalysis.dll
Size 162KB
Sample210506-ybfvtgpyta
SHA256 686922edfa0e8e097214dfca2d559374bc1bb229adc5cb3f51e8eda5fc3c8f23
MD5 1af78e2a8d774d5a6ef7ced1f14e4f16
SHA1 b0b8a97480b8f7e10dd036c4abf415440adad394
SHA512 c5a8edf3d900542c901f90dd72da83587081c8db9d4cf12bf89841a3dcba83b633f527e1343d300ef079145ffb02e035f84d52149d221161df4ec96fbc9bd73a
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
behavioral2/memory/2280-115-0x0000000074400000-0x000000007442E000-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 784 wrote to memory of 2280	784	rundll32.exe	59
PID 784 wrote to memory of 2280	784	rundll32.exe	59
PID 784 wrote to memory of 2280	784	rundll32.exe	59

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1af78e2a_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:784
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\1af78e2a_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:2280

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

Replay Monitor

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Downloads

memory/2280-115-0x0000000074400000-0x000000007442E000-memory.dmp

Download

memory/2280-117-0x00000000007D0000-0x00000000007D6000-memory.dmp