dridex | 3f71ec52634b485d4b623e70b44db8f18ed431137f8aa2abc3db53887630579e

Analysis

max time kernel
123s
max time network
124s
platform
windows10_x64
resource
win10v20210410
submitted
04/05/2021, 03:02

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General

Target
e88737ee_by_Libranalysis.dll
Size 162KB
Sample210504-bwblrxec96
SHA256 3f71ec52634b485d4b623e70b44db8f18ed431137f8aa2abc3db53887630579e
MD5 e88737ee8bf7c79571a99104f96492ae
SHA1 8760de10e88a31dee23060dcf2bdf947942432c0
SHA512 f0e2102795b2b4732e6ad403cac6ad0f1be9fc43d073421ffb7fb1666af040b26a42665788ecc2b5b424693010070fe8a8feb8960c94cc1781937b0f4eca901f
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/1792-115-0x00000000739B0000-0x00000000739DE000-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 1808 wrote to memory of 1792	1808	rundll32.exe	37
PID 1808 wrote to memory of 1792	1808	rundll32.exe	37
PID 1808 wrote to memory of 1792	1808	rundll32.exe	37

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e88737ee_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1808
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e88737ee_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1792

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/1792-115-0x00000000739B0000-0x00000000739DE000-memory.dmp

Download

memory/1792-117-0x0000000000790000-0x0000000000796000-memory.dmp