dridex | 24a1cbae6e808e4b30102d1ba70c3e1e0b2a5a76a48484965e44c4b23c128637

Analysis

max time kernel
107s
max time network
112s
platform
windows10_x64
resource
win10v20210408
submitted
27/04/2021, 15:45

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General

Target
2895de5d_by_Libranalysis.dll
Size 162KB
Sample210427-2afpyntrms
SHA256 24a1cbae6e808e4b30102d1ba70c3e1e0b2a5a76a48484965e44c4b23c128637
MD5 2895de5db1ad7cba2586e5a45cebe95e
SHA1 9eec79477fe5d8e219ddff84d893418255f2c0f9
SHA512 27faef0216dff87fe9819cee9748e5bb80f6f2215e3d653142a4ac682020e45da3628e87a9514db4e312f0eca4f7bf38a163df1548d423edae08f73cfe745101
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/1216-115-0x0000000073D90000-0x0000000073DBE000-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 904 wrote to memory of 1216	904	rundll32.exe	69
PID 904 wrote to memory of 1216	904	rundll32.exe	69
PID 904 wrote to memory of 1216	904	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2895de5d_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:904
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2895de5d_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1216

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/1216-115-0x0000000073D90000-0x0000000073DBE000-memory.dmp

Download

memory/1216-117-0x0000000000670000-0x0000000000676000-memory.dmp