a774103df31902774e15f2d2f3f7f15096d47506b1115a5b3feedacaef593e1b

Analysis

max time kernel
90s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
30/10/2022, 15:06

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General

Target

a774103df31902774e15f2d2f3f7f15096d47506b1115a5b3feedacaef593e1b.exe
Size

90KB
MD5

8350a629f0e1823e5cb1df3f76f1e520
SHA1

860f4e6fba034f5721f1280031dff25960a421c6
SHA256

a774103df31902774e15f2d2f3f7f15096d47506b1115a5b3feedacaef593e1b
SHA512

fc041f82c60580d63eea462c6a8509c8e34b174272fd954f13f3f391f38fa1571585cbff7ec9b7e7f9aea17a5d572c21596cc0cef3ecb7b812c3123c47c48a9f
SSDEEP

1536:dN5XSmrrVu6km3xmD/qABHWvnGkOXg6Kk2+UJWN/9pAFvQhoKPKDv/7bcv6pan71:dNwuo6km3WqNOlKk0J4l2FgonT/7Kf71

Score

5^/10

Malware Config

Signatures

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 816 set thread context of 5036	816	a774103df31902774e15f2d2f3f7f15096d47506b1115a5b3feedacaef593e1b.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 opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	dw20.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	dw20.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	dw20.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeRestorePrivilege	2184	dw20.exe
Token: SeBackupPrivilege	2184	dw20.exe
Token: SeBackupPrivilege	2184	dw20.exe
Token: SeBackupPrivilege	2184	dw20.exe
Token: SeBackupPrivilege	2184	dw20.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 816 wrote to memory of 5036	816	a774103df31902774e15f2d2f3f7f15096d47506b1115a5b3feedacaef593e1b.exe	82
PID 816 wrote to memory of 5036	816	a774103df31902774e15f2d2f3f7f15096d47506b1115a5b3feedacaef593e1b.exe	82
PID 816 wrote to memory of 5036	816	a774103df31902774e15f2d2f3f7f15096d47506b1115a5b3feedacaef593e1b.exe	82
PID 816 wrote to memory of 5036	816	a774103df31902774e15f2d2f3f7f15096d47506b1115a5b3feedacaef593e1b.exe	82
PID 816 wrote to memory of 5036	816	a774103df31902774e15f2d2f3f7f15096d47506b1115a5b3feedacaef593e1b.exe	82
PID 5036 wrote to memory of 2184	5036	a774103df31902774e15f2d2f3f7f15096d47506b1115a5b3feedacaef593e1b.exe	83
PID 5036 wrote to memory of 2184	5036	a774103df31902774e15f2d2f3f7f15096d47506b1115a5b3feedacaef593e1b.exe	83
PID 5036 wrote to memory of 2184	5036	a774103df31902774e15f2d2f3f7f15096d47506b1115a5b3feedacaef593e1b.exe	83

C:\Users\Admin\AppData\Local\Temp\a774103df31902774e15f2d2f3f7f15096d47506b1115a5b3feedacaef593e1b.exe
"C:\Users\Admin\AppData\Local\Temp\a774103df31902774e15f2d2f3f7f15096d47506b1115a5b3feedacaef593e1b.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:816
- C:\Users\Admin\AppData\Local\Temp\a774103df31902774e15f2d2f3f7f15096d47506b1115a5b3feedacaef593e1b.exe
  C:\Users\Admin\AppData\Local\Temp\a774103df31902774e15f2d2f3f7f15096d47506b1115a5b3feedacaef593e1b.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:5036
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
    dw20.exe -x -s 812
    3⤵
    - Drops file in Windows directory
    - Checks processor information in registry
    - Enumerates system info in registry
    - Suspicious use of AdjustPrivilegeToken
    PID:2184

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/816-136-0x00000000754F0000-0x0000000075AA1000-memory.dmp

Filesize
5.7MB

Download
memory/5036-133-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5036-135-0x00000000754F0000-0x0000000075AA1000-memory.dmp

Filesize
5.7MB

Download
memory/5036-137-0x00000000754F0000-0x0000000075AA1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads