dridex | 5085e767c5654dd845a4cad6f48606a6c887eaaf1fed09748fec3e1234907431

Analysis

max time kernel
18s
max time network
135s
platform
windows10_x64
resource
win10v20210410
submitted
26-06-2021 17:38

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General

Target

5085e767c5654dd845a4cad6f48606a6c887eaaf1fed09748fec3e1234907431.dll
Size

160KB
MD5

47568eb6ae4a754b747179d850079518
SHA1

7a598049a63889fff94bb17370fca4fd7362d6da
SHA256

5085e767c5654dd845a4cad6f48606a6c887eaaf1fed09748fec3e1234907431
SHA512

05d1895d3fc8b0c9cf639b1911f5253282220ebc4060d134d8fccdf1840ff19db760b27b7078829eccdf237bf0600ed8d821047f836f6a253e663116aa8f4196

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

94.247.168.64:443

159.203.93.122:8172

50.116.27.97:2303

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

Processes:

resource	yara_rule
behavioral1/memory/476-115-0x00000000739B0000-0x00000000739DE000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

rundll32.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 508 wrote to memory of 476	508	rundll32.exe	rundll32.exe
PID 508 wrote to memory of 476	508	rundll32.exe	rundll32.exe
PID 508 wrote to memory of 476	508	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5085e767c5654dd845a4cad6f48606a6c887eaaf1fed09748fec3e1234907431.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:508

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5085e767c5654dd845a4cad6f48606a6c887eaaf1fed09748fec3e1234907431.dll,#1
2⤵
- Checks whether UAC is enabled
PID:476

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/476-114-0x0000000000000000-mapping.dmp

Download
memory/476-115-0x00000000739B0000-0x00000000739DE000-memory.dmp

Filesize
184KB

Download
memory/476-117-0x0000000002FF0000-0x0000000002FF6000-memory.dmp

Filesize
24KB

Download