aa5889a3857f90179a40a1c61635c43f0d7133d18eab9c564d36d075e355de43

Analysis

max time kernel
360s
max time network
347s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
26/12/2022, 20:20

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General

Target

Setup.exe
Size

413.9MB
MD5

af15e6423b24652d4a41311e26b96f28
SHA1

585757a832d6e923ea3fc7051eb7412b62c34ad6
SHA256

2727709123d4fd26090c227402a09e5779cec516d615d27e02faf1f346c9d895
SHA512

bc666bd4fecb39590c199b933e7dfec345a01e5db44a8c8e636d7727378b6471a00e14f3c81d93bb82e22aea695bf71acae6f576e77b370f620dc290aed6075b
SSDEEP

24576:PnP39FKtLH3nq6WEs6dW8VX5+nfO5dTzNYMhSl4:vP3cuo1SfO5hzxhSl4

Score

5^/10

Malware Config

Signatures

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{09A872B9-3A46-4F6D-94EC-9386499D2EBC}.catalogItem	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{EDDF74BE-2470-4550-9D8A-F9B2AFD486F9}.catalogItem	svchost.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 448 set thread context of 5100	448	Setup.exe	76

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2320	448	WerFault.exe	75

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	svchost.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	svchost.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	svchost.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 448 wrote to memory of 5100	448	Setup.exe	76
PID 448 wrote to memory of 5100	448	Setup.exe	76
PID 448 wrote to memory of 5100	448	Setup.exe	76
PID 448 wrote to memory of 5100	448	Setup.exe	76
PID 448 wrote to memory of 5100	448	Setup.exe	76
PID 448 wrote to memory of 5100	448	Setup.exe	76
PID 448 wrote to memory of 5100	448	Setup.exe	76
PID 448 wrote to memory of 5100	448	Setup.exe	76
PID 448 wrote to memory of 5100	448	Setup.exe	76

C:\Users\Admin\AppData\Local\Temp\Setup.exe
"C:\Users\Admin\AppData\Local\Temp\Setup.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:448
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
  2⤵
  PID:5100
- C:\Windows\system32\WerFault.exe
  C:\Windows\system32\WerFault.exe -u -p 448 -s 1400
  2⤵
  - Program crash
  PID:2320

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -pss -s 432 -p 448 -ip 448
1⤵
PID:2156

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p
1⤵
- Drops file in System32 directory
- Checks processor information in registry
- Enumerates system info in registry
PID:4380

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/448-132-0x0000020A27AE0000-0x0000020A27C9C000-memory.dmp

Filesize
1.7MB

Download
memory/448-133-0x00007FFD6C410000-0x00007FFD6CED1000-memory.dmp

Filesize
10.8MB

Download
memory/448-139-0x00007FFD6C410000-0x00007FFD6CED1000-memory.dmp

Filesize
10.8MB

Download
memory/5100-134-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/5100-137-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/5100-138-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/5100-140-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads