dridex | 2b548d8af3dff4f2060ba090d3fafed63bc924a04fa823720811be13ca045327

Analysis

max time kernel
18s
max time network
110s
platform
windows10_x64
resource
win10v20210410
submitted
18/04/2021, 14:34

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General

Target
2b548d8af3dff4f2060ba090d3fafed63bc924a04fa823720811be13ca045327.dll
Size 162KB
Sample210418-se2h5klpcs
SHA256 2b548d8af3dff4f2060ba090d3fafed63bc924a04fa823720811be13ca045327
MD5 6cfd57baae658fd67b2de843b60bcf22
SHA1 471da56d008766170d200c41fe0637d133499b3d
SHA512 14521ce6815da7792390ae59fdb464700388b643adb85473458e0f53dee7c0fcb0673c2159439ca0d9a6d62fbf5b6271e75df9eccf07e3fb446ece5f4f4eb675
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/3264-115-0x0000000073EE0000-0x0000000073F0E000-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 3232 wrote to memory of 3264	3232	rundll32.exe	69
PID 3232 wrote to memory of 3264	3232	rundll32.exe	69
PID 3232 wrote to memory of 3264	3232	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2b548d8af3dff4f2060ba090d3fafed63bc924a04fa823720811be13ca045327.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3232
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2b548d8af3dff4f2060ba090d3fafed63bc924a04fa823720811be13ca045327.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3264

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/3264-115-0x0000000073EE0000-0x0000000073F0E000-memory.dmp

Download

memory/3264-117-0x0000000002A70000-0x0000000002B1E000-memory.dmp