cd348d71f661068d9dd46398c96cca90c02f312bab2b22dec01d66f5284f8906

Analysis

max time kernel
111s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
20-10-2022 08:05

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General

Target

cd348d71f661068d9dd46398c96cca90c02f312bab2b22dec01d66f5284f8906.exe
Size

348KB
MD5

80ef8d50f98a0c3e38d2ee95e5b80865
SHA1

7a2af904ed0c5ecad27dde8e75894a387684f4cd
SHA256

cd348d71f661068d9dd46398c96cca90c02f312bab2b22dec01d66f5284f8906
SHA512

57e7fa916d8514890f1ebcea29119b88d5041bde752a1a8f3c218201c501115c80e6ab768bbc06e4d946597add9fcf7648b9066ae08f1d50abee370b7572a4e6
SSDEEP

6144:CX3eEJaE4phmat0eDZMKO9HpbWg6uB/iZJN5d99bzdi6s3X+O9RS:43eG7khmat0eDZMKOHscsbnbUztS

Score

6^/10

Malware Config

Signatures

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\assembly\Desktop.ini	cd348d71f661068d9dd46398c96cca90c02f312bab2b22dec01d66f5284f8906.exe
File created	C:\Windows\assembly\Desktop.ini	cd348d71f661068d9dd46398c96cca90c02f312bab2b22dec01d66f5284f8906.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\assembly\Desktop.ini	cd348d71f661068d9dd46398c96cca90c02f312bab2b22dec01d66f5284f8906.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	cd348d71f661068d9dd46398c96cca90c02f312bab2b22dec01d66f5284f8906.exe
File created	C:\Windows\AppCompat\Programs\Amcache.hve.tmp	dw20.exe
File opened for modification	C:\Windows\assembly	cd348d71f661068d9dd46398c96cca90c02f312bab2b22dec01d66f5284f8906.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 8 IoCs

description	pid	Process
Token: SeBackupPrivilege	4528	cd348d71f661068d9dd46398c96cca90c02f312bab2b22dec01d66f5284f8906.exe
Token: SeSecurityPrivilege	4528	cd348d71f661068d9dd46398c96cca90c02f312bab2b22dec01d66f5284f8906.exe
Token: SeSecurityPrivilege	4528	cd348d71f661068d9dd46398c96cca90c02f312bab2b22dec01d66f5284f8906.exe
Token: SeRestorePrivilege	1104	dw20.exe
Token: SeBackupPrivilege	1104	dw20.exe
Token: SeBackupPrivilege	1104	dw20.exe
Token: SeBackupPrivilege	1104	dw20.exe
Token: SeBackupPrivilege	1104	dw20.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4528 wrote to memory of 1104	4528	cd348d71f661068d9dd46398c96cca90c02f312bab2b22dec01d66f5284f8906.exe	82
PID 4528 wrote to memory of 1104	4528	cd348d71f661068d9dd46398c96cca90c02f312bab2b22dec01d66f5284f8906.exe	82
PID 4528 wrote to memory of 1104	4528	cd348d71f661068d9dd46398c96cca90c02f312bab2b22dec01d66f5284f8906.exe	82

C:\Users\Admin\AppData\Local\Temp\cd348d71f661068d9dd46398c96cca90c02f312bab2b22dec01d66f5284f8906.exe
"C:\Users\Admin\AppData\Local\Temp\cd348d71f661068d9dd46398c96cca90c02f312bab2b22dec01d66f5284f8906.exe"
1⤵
- Drops desktop.ini file(s)
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4528
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
  dw20.exe -x -s 1056
  2⤵
  - Drops file in Windows directory
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:1104

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/4528-132-0x0000000074E20000-0x00000000753D1000-memory.dmp

Filesize
5.7MB

Download
memory/4528-134-0x0000000074E20000-0x00000000753D1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads