804cc7d77d9f53cb587416241aa89767149ce823093f2d138acf32b873f750ec

Analysis

max time kernel
111s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
01/12/2022, 02:29

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General

Target

804cc7d77d9f53cb587416241aa89767149ce823093f2d138acf32b873f750ec.exe
Size

1.5MB
MD5

460a2feebbd8cc47d74be47addbcd795
SHA1

41b8cfa4ff87ca04a921c332501f5ca3f6fcec80
SHA256

804cc7d77d9f53cb587416241aa89767149ce823093f2d138acf32b873f750ec
SHA512

c351fc99b822864443b5f4c07af1c277d75449312b31c52908cbcf0dba75d4b76533d54b30f0a4c4f9b0afa9dceee2640d3e707cc1c56d5912b9edf40801269a
SSDEEP

12288:RZ5d+2GI8zw64vyhPDNgfo+5d653ySz5bpM3QBNNUOUVYysQB8Fo2yh36rF8y8MJ:/B8zw64vyhPDNgf7diyFUOYVCDDGIN

Score

7^/10

persistence

Malware Config

Signatures

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svchost.exe = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\svchost.exe\""	804cc7d77d9f53cb587416241aa89767149ce823093f2d138acf32b873f750ec.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2808 set thread context of 3404	2808	804cc7d77d9f53cb587416241aa89767149ce823093f2d138acf32b873f750ec.exe	82

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\AppCompat\Programs\Amcache.hve.tmp	dw20.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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	dw20.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	dw20.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	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	dw20.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeRestorePrivilege	4288	dw20.exe
Token: SeBackupPrivilege	4288	dw20.exe
Token: SeBackupPrivilege	4288	dw20.exe
Token: SeBackupPrivilege	4288	dw20.exe
Token: SeBackupPrivilege	4288	dw20.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2808 wrote to memory of 3404	2808	804cc7d77d9f53cb587416241aa89767149ce823093f2d138acf32b873f750ec.exe	82
PID 2808 wrote to memory of 3404	2808	804cc7d77d9f53cb587416241aa89767149ce823093f2d138acf32b873f750ec.exe	82
PID 2808 wrote to memory of 3404	2808	804cc7d77d9f53cb587416241aa89767149ce823093f2d138acf32b873f750ec.exe	82
PID 2808 wrote to memory of 3404	2808	804cc7d77d9f53cb587416241aa89767149ce823093f2d138acf32b873f750ec.exe	82
PID 2808 wrote to memory of 3404	2808	804cc7d77d9f53cb587416241aa89767149ce823093f2d138acf32b873f750ec.exe	82
PID 2808 wrote to memory of 3404	2808	804cc7d77d9f53cb587416241aa89767149ce823093f2d138acf32b873f750ec.exe	82
PID 2808 wrote to memory of 3404	2808	804cc7d77d9f53cb587416241aa89767149ce823093f2d138acf32b873f750ec.exe	82
PID 2808 wrote to memory of 3404	2808	804cc7d77d9f53cb587416241aa89767149ce823093f2d138acf32b873f750ec.exe	82
PID 2808 wrote to memory of 3404	2808	804cc7d77d9f53cb587416241aa89767149ce823093f2d138acf32b873f750ec.exe	82
PID 3404 wrote to memory of 4288	3404	vbc.exe	83
PID 3404 wrote to memory of 4288	3404	vbc.exe	83
PID 3404 wrote to memory of 4288	3404	vbc.exe	83

C:\Users\Admin\AppData\Local\Temp\804cc7d77d9f53cb587416241aa89767149ce823093f2d138acf32b873f750ec.exe
"C:\Users\Admin\AppData\Local\Temp\804cc7d77d9f53cb587416241aa89767149ce823093f2d138acf32b873f750ec.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2808
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3404
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
    dw20.exe -x -s 800
    3⤵
    - Drops file in Windows directory
    - Checks processor information in registry
    - Enumerates system info in registry
    - Suspicious use of AdjustPrivilegeToken
    PID:4288

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scripting

T1064

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Scripting

T1064

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2808-135-0x0000000074E40000-0x00000000753F1000-memory.dmp

Filesize
5.7MB

Download
memory/2808-138-0x0000000074E40000-0x00000000753F1000-memory.dmp

Filesize
5.7MB

Download
memory/3404-133-0x0000000000400000-0x000000000048A000-memory.dmp

Filesize
552KB

Download
memory/3404-136-0x0000000074E40000-0x00000000753F1000-memory.dmp

Filesize
5.7MB

Download
memory/3404-137-0x0000000074E40000-0x00000000753F1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads