dridex | 3e549238b098e1fdf82fcddf599bec8f99d213a267a8c95eaa39b6bbca7e370b

Analysis

max time kernel
86s
max time network
111s
platform
windows10_x64
resource
win10v20210410
submitted
28/04/2021, 12:01

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General

Target
2ca22d11_by_Libranalysis.dll
Size 158KB
Sample210428-chsbxbat12
SHA256 3e549238b098e1fdf82fcddf599bec8f99d213a267a8c95eaa39b6bbca7e370b
MD5 2ca22d112db3cc4ebd50e39e559f3f76
SHA1 73dd3f1b2981015423fad61024db4d3db1e404d8
SHA512 7976e767bd5ddbf2f58021b128af59b0883d6a8b03682f00e388dbde8d24d9436e506e460bacaf6b6c4f4766c242fb69409e1bf72a1374f79553f7edc455e736
MD5 SHA1 SHA512

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

8.210.53.215:443
72.249.22.245:2303
188.40.137.206:8172

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/3476-115-0x0000000073BF0000-0x0000000073C1D000-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 3172 wrote to memory of 3476	3172	rundll32.exe	71
PID 3172 wrote to memory of 3476	3172	rundll32.exe	71
PID 3172 wrote to memory of 3476	3172	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2ca22d11_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3172
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2ca22d11_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3476

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/3476-115-0x0000000073BF0000-0x0000000073C1D000-memory.dmp

Download

memory/3476-117-0x00000000005F0000-0x00000000005F6000-memory.dmp