dridex | 80aecd55d35cccafa5a28837c639c962b2ec3bddd1122db3d8fe3107b189a1d0

Analysis

max time kernel
121s
max time network
123s
platform
windows10_x64
resource
win10v20210408
submitted
08/05/2021, 14:03

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General

Target
a44ee695_by_Libranalysis.dll
Size 162KB
Sample210508-2jesqkpg6j
SHA256 80aecd55d35cccafa5a28837c639c962b2ec3bddd1122db3d8fe3107b189a1d0
MD5 a44ee6951de81598e7abd1059a8871c3
SHA1 9a14fca6d2a29995ee218c74fb14bf71b17d17c7
SHA512 d08c8c473ab7a539cc5e77d56811078454cb311f41820b3a7b85b4706c15ee69ad01b032d15b1133233d3c76d6ea4857ae3f6f06c683c432ca4d1606c965c9d4
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/1032-115-0x0000000074310000-0x000000007433E000-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 3164 wrote to memory of 1032	3164	rundll32.exe	70
PID 3164 wrote to memory of 1032	3164	rundll32.exe	70
PID 3164 wrote to memory of 1032	3164	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a44ee695_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3164
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a44ee695_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1032

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/1032-115-0x0000000074310000-0x000000007433E000-memory.dmp

Download

memory/1032-117-0x0000000004BD0000-0x0000000004BD6000-memory.dmp