dridex | 90e126524c3f69a319f5f3d96554abbfc2a810c9fec44a4e16300a1f9c7ee84d

Analysis

max time kernel
19s
max time network
113s
platform
windows10_x64
resource
win10v20210410
submitted
27-06-2021 16:02

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General

Target

90e126524c3f69a319f5f3d96554abbfc2a810c9fec44a4e16300a1f9c7ee84d.dll
Size

160KB
MD5

f77d11c689ed44d0bdcfb3c4a30cda24
SHA1

4c936873d0193de7d5f1938d1931579249b2b2b6
SHA256

90e126524c3f69a319f5f3d96554abbfc2a810c9fec44a4e16300a1f9c7ee84d
SHA512

29cf675b954a82087e9209ce733a95e5d294e6e00dd470d7161e7e0c63b18ab1ac6b99398694b8de836ae9e5444f194e64b54600ca384944cff7bd93a6b48985

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/796-115-0x00000000742B0000-0x00000000742DE000-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 3156 wrote to memory of 796	3156	rundll32.exe	rundll32.exe
PID 3156 wrote to memory of 796	3156	rundll32.exe	rundll32.exe
PID 3156 wrote to memory of 796	3156	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\90e126524c3f69a319f5f3d96554abbfc2a810c9fec44a4e16300a1f9c7ee84d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3156

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\90e126524c3f69a319f5f3d96554abbfc2a810c9fec44a4e16300a1f9c7ee84d.dll,#1
2⤵
- Checks whether UAC is enabled
PID:796

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/796-114-0x0000000000000000-mapping.dmp

Download
memory/796-115-0x00000000742B0000-0x00000000742DE000-memory.dmp

Filesize
184KB

Download
memory/796-117-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download