d6d03b39851da54f93d35a89fa243ebc01b45b6f7ed5590605d64bda89fd293d

Analysis

max time kernel
68s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
26-03-2023 06:11

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General

Target

impvqfag.exe
Size

168KB
MD5

967461d7eaa06cceada0df6b90dc2248
SHA1

9b0f168f38e990dade84905f8b294e0c83a1a93f
SHA256

d6d03b39851da54f93d35a89fa243ebc01b45b6f7ed5590605d64bda89fd293d
SHA512

117873b1ca7cf78f4579611f16bc5479b12a63acfec99bd3021b67de5336254337f7c9e5f8fc202dc26109ca2dd3f1e689d15e989662a5cf1dac45d1322aafff
SSDEEP

3072:KDBXmfDngnSzsevIJqg5IOQI0HQFdWjhf7ybH0WRgg/:EXmfDgbGg5IOQIAhTybDgg

Score

7^/10

spyware stealer

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

Processes:

impvqfag.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation	impvqfag.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

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

Processes:

impvqfag.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	impvqfag.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	impvqfag.exe

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

4244 timeout.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

impvqfag.exe

pid process

3324 impvqfag.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

impvqfag.exe

description pid process

Token: SeDebugPrivilege 3324 impvqfag.exe

pid	process
4244	timeout.exe

pid	process
3324	impvqfag.exe

description	pid	process
Token: SeDebugPrivilege	3324	impvqfag.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

impvqfag.execmd.exe

description	pid	process	target process
PID 3324 wrote to memory of 220	3324	impvqfag.exe	cmd.exe
PID 3324 wrote to memory of 220	3324	impvqfag.exe	cmd.exe
PID 3324 wrote to memory of 220	3324	impvqfag.exe	cmd.exe
PID 220 wrote to memory of 4244	220	cmd.exe	timeout.exe
PID 220 wrote to memory of 4244	220	cmd.exe	timeout.exe
PID 220 wrote to memory of 4244	220	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\impvqfag.exe
"C:\Users\Admin\AppData\Local\Temp\impvqfag.exe"
1⤵
- Checks computer location settings
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3324

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /C timeout 5 & del "C:\Users\Admin\AppData\Local\Temp\impvqfag.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:220

C:\Windows\SysWOW64\timeout.exe
timeout 5
3⤵
- Delays execution with timeout.exe
PID:4244

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/3324-133-0x00000000015F0000-0x0000000001600000-memory.dmp

Filesize
64KB

Download
memory/3324-134-0x00000000015F0000-0x0000000001600000-memory.dmp

Filesize
64KB

Download