dridex | 22e087ccfea14c5ee135a2e4bf41be945ecd6d43f89b94d02f3ff6939f62e2dc

Analysis

max time kernel
116s
max time network
119s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 18:01

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General

Target

22e087ccfea14c5ee135a2e4bf41be945ecd6d43f89b94d02f3ff6939f62e2dc.dll
Size

157KB
MD5

4ea12b598513d8ea241b17e1a964ad37
SHA1

d9d6c9e9a4f8407753617fd591f88e9cb34f6284
SHA256

22e087ccfea14c5ee135a2e4bf41be945ecd6d43f89b94d02f3ff6939f62e2dc
SHA512

d1d334e1d638327ff8775c32fc8e1aa2627687855a88c4e318db13803a1a49f096fb1b75cfcfee9cfd3283d8379059247fa3b761819bbbc6dce8056cf83b9c48

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
behavioral1/memory/1660-115-0x0000000073DE0000-0x0000000073E0D000-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 3944 wrote to memory of 1660	3944	rundll32.exe	rundll32.exe
PID 3944 wrote to memory of 1660	3944	rundll32.exe	rundll32.exe
PID 3944 wrote to memory of 1660	3944	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\22e087ccfea14c5ee135a2e4bf41be945ecd6d43f89b94d02f3ff6939f62e2dc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3944

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\22e087ccfea14c5ee135a2e4bf41be945ecd6d43f89b94d02f3ff6939f62e2dc.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1660

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/1660-114-0x0000000000000000-mapping.dmp

Download
memory/1660-115-0x0000000073DE0000-0x0000000073E0D000-memory.dmp

Filesize
180KB

Download
memory/1660-117-0x00000000035F0000-0x00000000035F6000-memory.dmp

Filesize
24KB

Download