dridex | cb18d3143c8cb99e21704f06f56dfbc9e77da8827f198aa74d202f49e5c181f3

Analysis

max time kernel
86s
max time network
12s
platform
windows7_x64
resource
win7v20201028
submitted
17/03/2021, 18:11

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General

Target
cb18d3143c8cb99e21704f06f56dfbc9e77da8827f198aa74d202f49e5c181f3.dll
Size 208KB
Sample210317-3f8gnj5nc2
SHA256 cb18d3143c8cb99e21704f06f56dfbc9e77da8827f198aa74d202f49e5c181f3
MD5 2c1087098cb7b807e3b3b0f7f2c3cee1
SHA1 8929d50e89e1577d3e8ab60dd44856ecdbd0532f
SHA512 47095feb71d9f1151353289c11c983c948fff48f50de710f4eceb20039fc7e3e57c78587cd8af1af54c799ad7eeee6d54da1c3b5d2622646be9528c0fb65a830
MD5 SHA1 SHA512

Score

10^/10

dridex 111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

77.220.64.137:443
66.228.134.180:6601
199.204.214.26:7073

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1832-4-0x00000000749B0000-0x00000000749E6000-memory.dmp	dridex_ldr
behavioral1/memory/1832-6-0x00000000749B0000-0x00000000749D1000-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 7 IoCs

description	pid	Process	procid_target
PID 892 wrote to memory of 1832	892	rundll32.exe	25
PID 892 wrote to memory of 1832	892	rundll32.exe	25
PID 892 wrote to memory of 1832	892	rundll32.exe	25
PID 892 wrote to memory of 1832	892	rundll32.exe	25
PID 892 wrote to memory of 1832	892	rundll32.exe	25
PID 892 wrote to memory of 1832	892	rundll32.exe	25
PID 892 wrote to memory of 1832	892	rundll32.exe	25

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\cb18d3143c8cb99e21704f06f56dfbc9e77da8827f198aa74d202f49e5c181f3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:892
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\cb18d3143c8cb99e21704f06f56dfbc9e77da8827f198aa74d202f49e5c181f3.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1832

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

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Downloads

memory/1832-3-0x0000000074D91000-0x0000000074D93000-memory.dmp

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memory/1832-4-0x00000000749B0000-0x00000000749E6000-memory.dmp

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memory/1832-5-0x0000000000110000-0x0000000000116000-memory.dmp

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memory/1832-6-0x00000000749B0000-0x00000000749D1000-memory.dmp

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads