bb1af121502e40a549135b72f34ad49d11cfbfa49b5cbcf549777549087fe751

Analysis

max time kernel
143s
max time network
57s
platform
windows10_x64
resource
win10v200722
submitted
02-08-2020 09:05

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General

Target

bb1af121502e40a549135b72f34ad49d11cfbfa49b5cbcf549777549087fe751.dll
Size

258KB
MD5

9070256c0531a143da6ee6697b5aa352
SHA1

54f313419abe2dd153b7d2e66f8270b2a459cd13
SHA256

bb1af121502e40a549135b72f34ad49d11cfbfa49b5cbcf549777549087fe751
SHA512

f9e22d2f730a699c4cde38b6bb35b16733864e17d3de109a667ebc3e8e057f6778ae5a62f597ffbde936cc8fc8b075814012890058364ee4a86ebb8649eeac40

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

Processes:

svchost.exe

pid process

2356 svchost.exe

pid	process
2356	svchost.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

svchost.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1400429095-533421673-2598934218-1000\Software\Microsoft\Windows\CurrentVersion\Run	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1400429095-533421673-2598934218-1000\Software\Microsoft\Windows\CurrentVersion\Run\Microsoft Internet Explorer = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Microsoft Internet Explorer.lnk"	svchost.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

rundll32.exesvchost.exe

pid process

2584 rundll32.exe
2584 rundll32.exe
2584 rundll32.exe
2584 rundll32.exe
2356 svchost.exe
2356 svchost.exe
2356 svchost.exe
2356 svchost.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

rundll32.exesvchost.exe

description pid process

Token: SeDebugPrivilege 2584 rundll32.exe
Token: SeDebugPrivilege 2356 svchost.exe
Token: SeDebugPrivilege 2356 svchost.exe

pid	process
2584	rundll32.exe
2584	rundll32.exe
2584	rundll32.exe
2584	rundll32.exe
2356	svchost.exe
2356	svchost.exe
2356	svchost.exe
2356	svchost.exe

description	pid	process
Token: SeDebugPrivilege	2584	rundll32.exe
Token: SeDebugPrivilege	2356	svchost.exe
Token: SeDebugPrivilege	2356	svchost.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 2584 wrote to memory of 2356	2584	rundll32.exe	svchost.exe
PID 2584 wrote to memory of 2356	2584	rundll32.exe	svchost.exe
PID 2584 wrote to memory of 2356	2584	rundll32.exe	svchost.exe

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k unistacksvcgroup -s CDPUserSvc
1⤵
- Deletes itself
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2356

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bb1af121502e40a549135b72f34ad49d11cfbfa49b5cbcf549777549087fe751.dll,#1
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2584

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/2356-0-0x0000020070540000-0x0000020070587000-memory.dmp

Filesize
284KB

Download
memory/2356-1-0x0000020070540000-0x0000020070587000-memory.dmp

Filesize
284KB

Download
memory/2356-2-0x0000020070540000-0x0000020070587000-memory.dmp

Filesize
284KB

Download
memory/2356-3-0x0000020070540000-0x0000020070587000-memory.dmp

Filesize
284KB

Download
memory/2356-4-0x0000020070540000-0x0000020070587000-memory.dmp

Filesize
284KB

Download
memory/2356-5-0x0000020070540000-0x0000020070587000-memory.dmp

Filesize
284KB

Download
memory/2356-6-0x0000020070540000-0x0000020070587000-memory.dmp

Filesize
284KB

Download