dridex | 5c24febbc2ec41f247b577de83548b87cf472b65e36de6215e9369fa18f7b256

Analysis

max time kernel
29s
max time network
111s
platform
windows10_x64
resource
win10v20210408
submitted
02/05/2021, 23:01

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General

Target
dd97b9f8_by_Libranalysis.dll
Size 162KB
Sample210502-p7kce2tmva
SHA256 5c24febbc2ec41f247b577de83548b87cf472b65e36de6215e9369fa18f7b256
MD5 dd97b9f806170a44c79fed0315843eb7
SHA1 4f1e3ce6821c318f785c9d51478375e017d4b2d5
SHA512 e707c3c5d6af5595dabb7dd6f09e0dfdfe69389b5f2d31bd43e0d6a5d0b7f05a8ec27aa73bbdbf93b8c1f7c5a5c63879f5707c703015bc599b96fdf986e5d223
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/1160-115-0x00000000736D0000-0x00000000736FE000-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 796 wrote to memory of 1160	796	rundll32.exe	71
PID 796 wrote to memory of 1160	796	rundll32.exe	71
PID 796 wrote to memory of 1160	796	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dd97b9f8_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:796
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\dd97b9f8_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1160

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/1160-115-0x00000000736D0000-0x00000000736FE000-memory.dmp

Download

memory/1160-117-0x0000000002C60000-0x0000000002C66000-memory.dmp