dridex | 2feb0dc4344ed0686655b207c568f9c0c21aed676519465ba2536b567f656e63

Analysis

max time kernel
27s
max time network
73s
platform
windows10_x64
resource
win10v20210408
submitted
19/04/2021, 07:00

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General

Target
2feb0dc4344ed0686655b207c568f9c0c21aed676519465ba2536b567f656e63.dll
Size 162KB
Sample210419-bqlf6yazz2
SHA256 2feb0dc4344ed0686655b207c568f9c0c21aed676519465ba2536b567f656e63
MD5 ab52b696d512f2902b22323591419923
SHA1 df62ef16073886552edd0a829a47c5ef4d4ab178
SHA512 ef4fe46668a618bb94b56539d63cf72085dbaa814d2730045800ade94cfb8bbd4d5198918f8f8df0e76d04e89dbca33030f37352a6a016bf05136988339d012d
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/1552-115-0x0000000073F50000-0x0000000073F7E000-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 1032 wrote to memory of 1552	1032	rundll32.exe	70
PID 1032 wrote to memory of 1552	1032	rundll32.exe	70
PID 1032 wrote to memory of 1552	1032	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2feb0dc4344ed0686655b207c568f9c0c21aed676519465ba2536b567f656e63.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1032
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2feb0dc4344ed0686655b207c568f9c0c21aed676519465ba2536b567f656e63.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1552

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/1552-115-0x0000000073F50000-0x0000000073F7E000-memory.dmp

Download

memory/1552-117-0x00000000033C0000-0x00000000033C6000-memory.dmp