fd7fa76b0e3dab7322298e57b51fbb8a14712604695f8b257db4f01a2fea5662

Analysis

max time kernel
155s
max time network
160s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
01/10/2023, 20:23

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General

Target

fd7fa76b0e3dab7322298e57b51fbb8a14712604695f8b257db4f01a2fea5662.exe
Size

198KB
MD5

d622430b4efa96773f5bf2168ae693fc
SHA1

d4066315f93b9647603712ff0f66ac1ba6bbe961
SHA256

fd7fa76b0e3dab7322298e57b51fbb8a14712604695f8b257db4f01a2fea5662
SHA512

705f9b718d7975f648f3591a53d512629ff440bb3b7d8a8efc2bc32e11433d2f88298cb8b58ba550d0e78cc8cdf6f5b49e99c4176fe7ed5c4b164cecc786d80f
SSDEEP

6144:rBs27MMLyX5HXXXDTXXXOGqIII+pXXX5AYjKXXXDoXXXG6XXXxXXXLIIIEAkOCOZ:rK20HXXX/XXXFqIIIcXXX5j2XXXcXXX8

Score

7^/10

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1926387074-3400613176-3566796709-1000\Control Panel\International\Geo\Nation	fd7fa76b0e3dab7322298e57b51fbb8a14712604695f8b257db4f01a2fea5662.exe

Executes dropped EXE 1 IoCs

pid	Process
412	bqchost.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Debug\bqchost.exe	fd7fa76b0e3dab7322298e57b51fbb8a14712604695f8b257db4f01a2fea5662.exe
File created	C:\Windows\Debug\bqchost.exe	fd7fa76b0e3dab7322298e57b51fbb8a14712604695f8b257db4f01a2fea5662.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 2 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	bqchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	bqchost.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	884	fd7fa76b0e3dab7322298e57b51fbb8a14712604695f8b257db4f01a2fea5662.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 884 wrote to memory of 4584	884	fd7fa76b0e3dab7322298e57b51fbb8a14712604695f8b257db4f01a2fea5662.exe	88
PID 884 wrote to memory of 4584	884	fd7fa76b0e3dab7322298e57b51fbb8a14712604695f8b257db4f01a2fea5662.exe	88
PID 884 wrote to memory of 4584	884	fd7fa76b0e3dab7322298e57b51fbb8a14712604695f8b257db4f01a2fea5662.exe	88

C:\Users\Admin\AppData\Local\Temp\fd7fa76b0e3dab7322298e57b51fbb8a14712604695f8b257db4f01a2fea5662.exe
"C:\Users\Admin\AppData\Local\Temp\fd7fa76b0e3dab7322298e57b51fbb8a14712604695f8b257db4f01a2fea5662.exe"
1⤵
- Checks computer location settings
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:884
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\FD7FA7~1.EXE > nul
  2⤵
  PID:4584

C:\Windows\Debug\bqchost.exe
C:\Windows\Debug\bqchost.exe
1⤵
- Executes dropped EXE
- Checks processor information in registry
PID:412

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

C:\Windows\Debug\bqchost.exe

Filesize
198KB

MD5
8efafd82ddbcb783123507f78e0454fc

SHA1
ac0d36f3753ce679f1113e29ac7bb98bf99cf0ea

SHA256
19e759f599a23aed1947d4248ebbc532e0cac0a92eb9cbb770a36e8afc843024

SHA512
9b17355afaf12737a666048d1e93a39cd386d5f6693f54ba2fc748ea16223cae355faf06864b486398b2cff125978c57e8d9ee20bf5c34a203a0e188d66a3418

Download Submit
C:\Windows\debug\bqchost.exe

Filesize
198KB

MD5
8efafd82ddbcb783123507f78e0454fc

SHA1
ac0d36f3753ce679f1113e29ac7bb98bf99cf0ea

SHA256
19e759f599a23aed1947d4248ebbc532e0cac0a92eb9cbb770a36e8afc843024

SHA512
9b17355afaf12737a666048d1e93a39cd386d5f6693f54ba2fc748ea16223cae355faf06864b486398b2cff125978c57e8d9ee20bf5c34a203a0e188d66a3418

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads