dridex | 2ec6af6081fd2bf94151fddefc7ad57f5b8b6cb63e1441a0e3d444ef296534fb

Analysis

max time kernel
137s
max time network
141s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 20:03

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General

Target

2ec6af6081fd2bf94151fddefc7ad57f5b8b6cb63e1441a0e3d444ef296534fb.dll
Size

157KB
MD5

1060828f6c365cd7153fdc942476d98c
SHA1

339d44a74ac5f983b2e0556afd74d45c29923726
SHA256

2ec6af6081fd2bf94151fddefc7ad57f5b8b6cb63e1441a0e3d444ef296534fb
SHA512

79a09ba9320d99a82d06c7bbefdd5f6a163ca4691fd05b2d7c8c99589f115f78a3fbc061d537377cdf4e21839131c5c7ec3618d0625f17a5c2de65f6fc02daa4

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

159.8.59.82:443

51.91.156.39:2303

67.196.50.240:8172

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

Processes:

resource	yara_rule
behavioral2/memory/420-115-0x0000000073DE0000-0x0000000073E0D000-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 3892 wrote to memory of 420	3892	rundll32.exe	rundll32.exe
PID 3892 wrote to memory of 420	3892	rundll32.exe	rundll32.exe
PID 3892 wrote to memory of 420	3892	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2ec6af6081fd2bf94151fddefc7ad57f5b8b6cb63e1441a0e3d444ef296534fb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3892

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2ec6af6081fd2bf94151fddefc7ad57f5b8b6cb63e1441a0e3d444ef296534fb.dll,#1
2⤵
- Checks whether UAC is enabled
PID:420

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/420-114-0x0000000000000000-mapping.dmp

Download
memory/420-115-0x0000000073DE0000-0x0000000073E0D000-memory.dmp

Filesize
180KB

Download
memory/420-117-0x0000000000E40000-0x0000000000E46000-memory.dmp

Filesize
24KB

Download