d475e3d2566c3673c4f54df1bf3729da360323ac0d496bf6b220a5a659a068cb

Analysis

max time kernel
142s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
01/02/2024, 11:55

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General

Target

86d4af84c2164b384bf8bb2da7280cb3.exe
Size

25KB
MD5

86d4af84c2164b384bf8bb2da7280cb3
SHA1

76faab4d3df83a48691f88a26b4e35e529b0548b
SHA256

d475e3d2566c3673c4f54df1bf3729da360323ac0d496bf6b220a5a659a068cb
SHA512

1a14b9e572346bf7e4a37967fd448a5f7526e956d78c79fd8fa301af2a2f0e3d268ece85050ac47419661920ccf2c5b7153973993fe63a4c229a8f419bb95b81
SSDEEP

384:iO6oOJ9evo97boLTAb05tvZkoYT2AlkpJc40f7+e:deGTqadZkf2UUufH

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Local\\Temp\\86d4af84c2164b384bf8bb2da7280cb3.exe"	86d4af84c2164b384bf8bb2da7280cb3.exe

Drops file in System32 directory 9 IoCs

description	ioc	Process
File created	C:\Windows\System32\DriverStore\FileRepository\umbus.inf_amd64_b78a9c5b6fd62c27\umbus.sys	86d4af84c2164b384bf8bb2da7280cb3.exe
File created	C:\Windows\System32\DriverStore\FileRepository\urschipidea.inf_amd64_78ad1c14e33df968\urschipidea.sys	86d4af84c2164b384bf8bb2da7280cb3.exe
File created	C:\Windows\System32\DriverStore\FileRepository\urssynopsys.inf_amd64_057fa37902020500\urssynopsys.sys	86d4af84c2164b384bf8bb2da7280cb3.exe
File created	C:\Windows\System32\DriverStore\FileRepository\compositebus.inf_amd64_7500cffa210c6946\CompositeBus.sys	86d4af84c2164b384bf8bb2da7280cb3.exe
File created	C:\Windows\System32\DriverStore\FileRepository\genericusbfn.inf_amd64_53931f0ae21d6d2c\genericusbfn.sys	86d4af84c2164b384bf8bb2da7280cb3.exe
File created	C:\Windows\System32\DriverStore\FileRepository\ufxchipidea.inf_amd64_1c78775fffab6a0a\UfxChipidea.sys	86d4af84c2164b384bf8bb2da7280cb3.exe
File created	C:\Windows\System32\DriverStore\FileRepository\vrd.inf_amd64_81fbd405ff2470fc\vrd.sys	86d4af84c2164b384bf8bb2da7280cb3.exe
File created	C:\Windows\System32\DriverStore\FileRepository\swenum.inf_amd64_16a14542b63c02af\swenum.sys	86d4af84c2164b384bf8bb2da7280cb3.exe
File created	C:\Windows\System32\DriverStore\FileRepository\uefi.inf_amd64_c1628ffa62c8e54c\UEFI.sys	86d4af84c2164b384bf8bb2da7280cb3.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
3744	86d4af84c2164b384bf8bb2da7280cb3.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3744	86d4af84c2164b384bf8bb2da7280cb3.exe
3744	86d4af84c2164b384bf8bb2da7280cb3.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3744	86d4af84c2164b384bf8bb2da7280cb3.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3744 wrote to memory of 792	3744	86d4af84c2164b384bf8bb2da7280cb3.exe	14
PID 3744 wrote to memory of 2000	3744	86d4af84c2164b384bf8bb2da7280cb3.exe	84
PID 3744 wrote to memory of 2000	3744	86d4af84c2164b384bf8bb2da7280cb3.exe	84
PID 3744 wrote to memory of 2000	3744	86d4af84c2164b384bf8bb2da7280cb3.exe	84

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k DcomLaunch -p
1⤵
PID:792

C:\Users\Admin\AppData\Local\Temp\86d4af84c2164b384bf8bb2da7280cb3.exe
"C:\Users\Admin\AppData\Local\Temp\86d4af84c2164b384bf8bb2da7280cb3.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3744
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" %1
  2⤵
  PID:2000

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\rdl903A.tmp

Filesize
6KB

MD5
a240958fe9d5acbe71a2b3c3a11e1102

SHA1
b9413646979bb90da854a8509aa3594fb5e2a79b

SHA256
6118af8a4e3c776f412e026bbaac204714d787036eeafb0406685d1f65ce7be3

SHA512
09667b4fda6b8276b428fcbe57f66acb317b7e21b1e22d55ecb354e54b1352e697dcb5e2d9d9be890f694d6e1deaadda86ebca008c25eca084c2ea89678c1944

Download Submit
memory/3744-0-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3744-40-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3744-42-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3744-44-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3744-46-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download