dridex | a78081f8bfcae8be069c1a3af6b6e2bcf4c21d9cc938f762aa30446a1b338c19

Analysis

max time kernel
62s
max time network
152s
platform
windows7_x64
resource
win7v20201028
submitted
17/03/2021, 17:59

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General

Target
a78081f8bfcae8be069c1a3af6b6e2bcf4c21d9cc938f762aa30446a1b338c19.dll
Size 208KB
Sample210317-jm58pwsbqa
SHA256 a78081f8bfcae8be069c1a3af6b6e2bcf4c21d9cc938f762aa30446a1b338c19
MD5 367a7460c656d6a8bbc31f96a673b186
SHA1 30387e7acf1249fcf1e8534bc31fbef54d7223db
SHA512 1a6a8a0e4c65e02509be521218bf756f278f1f3e28d759bda7e3f2e40062d460b77c0f88ccd0c082337c1cf4fb386cf886dfa1e9b78be037124dbbe7731c7ec1
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/892-4-0x00000000747C0000-0x00000000747F6000-memory.dmp	dridex_ldr
behavioral1/memory/892-6-0x00000000747C0000-0x00000000747E1000-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 1968 wrote to memory of 892	1968	rundll32.exe	26
PID 1968 wrote to memory of 892	1968	rundll32.exe	26
PID 1968 wrote to memory of 892	1968	rundll32.exe	26
PID 1968 wrote to memory of 892	1968	rundll32.exe	26
PID 1968 wrote to memory of 892	1968	rundll32.exe	26
PID 1968 wrote to memory of 892	1968	rundll32.exe	26
PID 1968 wrote to memory of 892	1968	rundll32.exe	26

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a78081f8bfcae8be069c1a3af6b6e2bcf4c21d9cc938f762aa30446a1b338c19.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1968
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a78081f8bfcae8be069c1a3af6b6e2bcf4c21d9cc938f762aa30446a1b338c19.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:892

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/892-3-0x0000000075ED1000-0x0000000075ED3000-memory.dmp

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memory/892-4-0x00000000747C0000-0x00000000747F6000-memory.dmp

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memory/892-5-0x0000000000170000-0x0000000000176000-memory.dmp

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memory/892-6-0x00000000747C0000-0x00000000747E1000-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