b97e56c803f09e7fbd1a49a6e20a4832cb5eb0223b0fb3a0535b04bab1204341

Analysis

max time kernel
91s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
21/12/2022, 05:15

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General

Target

b97e56c803f09e7fbd1a49a6e20a4832cb5eb0223b0fb3a0535b04bab1204341.exe
Size

225KB
MD5

c7dd8bb71c94e1063eb69e59c2117a30
SHA1

96abba8ee688a9b0de94619f3981ed5e2c2ac940
SHA256

b97e56c803f09e7fbd1a49a6e20a4832cb5eb0223b0fb3a0535b04bab1204341
SHA512

bd56b5cadba71b540cf69bb2f3b344b2e8f1168d54842ac7a1f07125fc3061a118aab8811563348cd11ce538a090842a73573cac1b0335b471632f5eb2d281b4
SSDEEP

6144:LiIO3p8NWQxyP82k/ruyxt4GhbB+R/6QXPQ584E+:2f4Jd2k/rtgR/7u+

Score

4^/10

Malware Config

Signatures

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 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	4196	dw20.exe
Token: SeBackupPrivilege	4196	dw20.exe
Token: SeBackupPrivilege	4196	dw20.exe
Token: SeBackupPrivilege	4196	dw20.exe
Token: SeBackupPrivilege	4196	dw20.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4284 wrote to memory of 4196	4284	b97e56c803f09e7fbd1a49a6e20a4832cb5eb0223b0fb3a0535b04bab1204341.exe	81
PID 4284 wrote to memory of 4196	4284	b97e56c803f09e7fbd1a49a6e20a4832cb5eb0223b0fb3a0535b04bab1204341.exe	81
PID 4284 wrote to memory of 4196	4284	b97e56c803f09e7fbd1a49a6e20a4832cb5eb0223b0fb3a0535b04bab1204341.exe	81

C:\Users\Admin\AppData\Local\Temp\b97e56c803f09e7fbd1a49a6e20a4832cb5eb0223b0fb3a0535b04bab1204341.exe
"C:\Users\Admin\AppData\Local\Temp\b97e56c803f09e7fbd1a49a6e20a4832cb5eb0223b0fb3a0535b04bab1204341.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4284
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
  dw20.exe -x -s 812
  2⤵
  - Drops file in Windows directory
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:4196

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/4284-132-0x0000000074AC0000-0x0000000075071000-memory.dmp

Filesize
5.7MB

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memory/4284-134-0x0000000074AC0000-0x0000000075071000-memory.dmp

Filesize
5.7MB

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads