d49c678df0914e0855d29a855b37d39f0c745a507660ee10c1d1022140d3205c

Resubmissions

26/01/2023, 16:35

230126-t3xe3aed5910

26/01/2023, 15:42

230126-s5a46sec278

Analysis

max time kernel
136s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
26/01/2023, 15:42

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General

Target
SetupApp_v6.7.1/SetupApp_v6.7.1.exe
Size 642.0MB
Sample230126-s5a46sec27
SHA256 4da47bbacd63b87770ba54c66d404906faec73a9f421342eb91c19408306e456
MD5 f21f9ca90199c531a8ed2ecdc4538f04
SHA1 60c48fdd76d8ec0c0b519f4f581a98bca9839e18
SHA512 81f937ea5106d7310d37972efb9eb1f4a13e2adc5802a47444d2b0777643ef3dcaa08c28fd1e46bcf2fbde3994a35b5c8c78df4c8a8296b4bdf22ced2c322aa1
SSDEEP 12288:QpWW9NRm4HmsdutOR1S688a2iPk4bFpDbp2O2l3egeH9mvYYOJa7BNBI0HzKN37a:A99hrR1GN1q
MD5 SHA1 SHA512 SSDEEP

Score

8^/10

Malware Config

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
8	2772	powershell.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 20 IoCs

pid	Process
2772	powershell.exe
2772	powershell.exe
2772	powershell.exe
2772	powershell.exe
2772	powershell.exe
2772	powershell.exe
2772	powershell.exe
2772	powershell.exe
2772	powershell.exe
2772	powershell.exe
2772	powershell.exe
2772	powershell.exe
2772	powershell.exe
2772	powershell.exe
2772	powershell.exe
2772	powershell.exe
2772	powershell.exe
2772	powershell.exe
2772	powershell.exe
2772	powershell.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\AppCompat\Programs\Amcache.hve.tmp	powershell.exe

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 opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	wermgr.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	wermgr.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	wermgr.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

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

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2772	powershell.exe
2772	powershell.exe
2772	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2772	powershell.exe
Token: SeRestorePrivilege	2772	powershell.exe
Token: SeBackupPrivilege	2772	powershell.exe
Token: SeBackupPrivilege	2772	powershell.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1348 wrote to memory of 2772	1348	SetupApp_v6.7.1.exe	78
PID 1348 wrote to memory of 2772	1348	SetupApp_v6.7.1.exe	78
PID 1348 wrote to memory of 2772	1348	SetupApp_v6.7.1.exe	78
PID 2772 wrote to memory of 116	2772	powershell.exe	84
PID 2772 wrote to memory of 116	2772	powershell.exe	84
PID 2772 wrote to memory of 116	2772	powershell.exe	84

C:\Users\Admin\AppData\Local\Temp\SetupApp_v6.7.1\SetupApp_v6.7.1.exe
"C:\Users\Admin\AppData\Local\Temp\SetupApp_v6.7.1\SetupApp_v6.7.1.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1348
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:/Windows/SysWOW64/WindowsPowerShell/v1.0/powershell.exe"
  2⤵
  - Blocklisted process makes network request
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2772
- - C:\Windows\SysWOW64\wermgr.exe
    "C:\Windows\system32\wermgr.exe" "-outproc" "0" "2772" "3628" "2480" "3632" "0" "0" "1948" "0" "0" "0" "0" "0"
    3⤵
    - Checks processor information in registry
    - Enumerates system info in registry
    PID:116

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

Replay Monitor

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Downloads

memory/1348-132-0x00000000008F0000-0x0000000000938000-memory.dmp

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memory/1348-133-0x0000000005840000-0x0000000005DE4000-memory.dmp

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memory/1348-134-0x0000000005330000-0x00000000053C2000-memory.dmp

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memory/1348-135-0x0000000005300000-0x000000000530A000-memory.dmp

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memory/2772-140-0x0000000005850000-0x00000000058B6000-memory.dmp

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memory/2772-138-0x0000000005220000-0x0000000005848000-memory.dmp

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memory/2772-139-0x0000000005100000-0x0000000005122000-memory.dmp

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memory/2772-137-0x0000000004B10000-0x0000000004B46000-memory.dmp

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memory/2772-141-0x0000000005A70000-0x0000000005AD6000-memory.dmp

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memory/2772-142-0x00000000060F0000-0x000000000610E000-memory.dmp

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memory/2772-143-0x0000000006690000-0x00000000066D4000-memory.dmp

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memory/2772-144-0x0000000007400000-0x0000000007476000-memory.dmp

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memory/2772-145-0x0000000007B00000-0x000000000817A000-memory.dmp

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memory/2772-146-0x0000000007480000-0x000000000749A000-memory.dmp

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