dridex | fcc5633cb2e12eae364a58bd304263d245dac18620d3eb130453a1ccceaa50a1

Analysis

max time kernel
90s
max time network
92s
platform
windows10_x64
resource
win10v20210408
submitted
30/04/2021, 18:01

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General

Target
e82fd96b_by_Libranalysis.dll
Size 162KB
Sample210430-mmxhdnd8as
SHA256 fcc5633cb2e12eae364a58bd304263d245dac18620d3eb130453a1ccceaa50a1
MD5 e82fd96bb70df156551e18d8a4a004a7
SHA1 6091540084b9226a26941943fa5635e3c6f0d2e4
SHA512 b930b0f7397f729bf6a07217fab3dbc38cb5601a4aa2e9368a9e4bb9e402088f53876350e4c8b4047c4ef162f3f4eca8980af89ab14f1d9e117c0f80a5fe79ed
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/1340-115-0x0000000074350000-0x000000007437E000-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 740 wrote to memory of 1340	740	rundll32.exe	71
PID 740 wrote to memory of 1340	740	rundll32.exe	71
PID 740 wrote to memory of 1340	740	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e82fd96b_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:740
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e82fd96b_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1340

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/1340-115-0x0000000074350000-0x000000007437E000-memory.dmp

Download

memory/1340-117-0x00000000035B0000-0x00000000035B6000-memory.dmp