dridex | 95c7cc2f92e77de22e93efa5ba28350cabfe0a6e735c353902794ee9a7b82154

Analysis

max time kernel
72s
max time network
15s
platform
windows7_x64
resource
win7v20201028
submitted
17/03/2021, 17:56

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General

Target
95c7cc2f92e77de22e93efa5ba28350cabfe0a6e735c353902794ee9a7b82154.dll
Size 208KB
Sample210317-85575pdnka
SHA256 95c7cc2f92e77de22e93efa5ba28350cabfe0a6e735c353902794ee9a7b82154
MD5 251e1c825a6431f0d791442f443ca667
SHA1 4cd0fbd2188d3b64f221448d58a84ddba6368c93
SHA512 e8fccf634aa1d2ab5830826cd4f2d1342ac56de98b2963bed7d709c5f900c867bf42d4fa66537ca10efb2a594f887b753fe0dfc52da3854d411672ba6481222d
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/1880-4-0x0000000074A10000-0x0000000074A46000-memory.dmp	dridex_ldr
behavioral1/memory/1880-6-0x0000000074A10000-0x0000000074A31000-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 1812 wrote to memory of 1880	1812	rundll32.exe	25
PID 1812 wrote to memory of 1880	1812	rundll32.exe	25
PID 1812 wrote to memory of 1880	1812	rundll32.exe	25
PID 1812 wrote to memory of 1880	1812	rundll32.exe	25
PID 1812 wrote to memory of 1880	1812	rundll32.exe	25
PID 1812 wrote to memory of 1880	1812	rundll32.exe	25
PID 1812 wrote to memory of 1880	1812	rundll32.exe	25

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\95c7cc2f92e77de22e93efa5ba28350cabfe0a6e735c353902794ee9a7b82154.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1812
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\95c7cc2f92e77de22e93efa5ba28350cabfe0a6e735c353902794ee9a7b82154.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1880

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/1880-3-0x0000000075781000-0x0000000075783000-memory.dmp

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memory/1880-4-0x0000000074A10000-0x0000000074A46000-memory.dmp

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memory/1880-5-0x00000000000F0000-0x00000000000F6000-memory.dmp

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memory/1880-6-0x0000000074A10000-0x0000000074A31000-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