eec4ef84471a1fe215db037a40134e30d25024c009a5bedd0b34bee5bf35b4e6

Analysis

max time kernel
143s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
14-10-2023 00:59

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General

Target

eec4ef84471a1fe215db037a40134e30d25024c009a5bedd0b34bee5bf35b4e6.exe
Size

198KB
MD5

4623df5f42f1c17788f80a4928cb8440
SHA1

c59dd6cd1a21464de38142b8b13b1fac393461a7
SHA256

eec4ef84471a1fe215db037a40134e30d25024c009a5bedd0b34bee5bf35b4e6
SHA512

00e90d6e221d1eaeba15728cec62d4effcbdb0b9052294429f88f936c6c40ebf1ef7164c48a345c56885a57e7f7057073636bda2f9b7b1bd3bfbefe6ea40929c
SSDEEP

6144:rBs27MMLyX5HXXXDTXXXOGqIII+pXXX5AYjKXXXDoXXXG6XXXxXXXLIIIEAkOCOl:rK20HXXX/XXXFqIIIcXXX5j2XXXcXXXE

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-1-5-21-1141987721-3945596982-3297311814-1000\Control Panel\International\Geo\Nation	eec4ef84471a1fe215db037a40134e30d25024c009a5bedd0b34bee5bf35b4e6.exe

Executes dropped EXE 1 IoCs

pid	Process
4732	tuehost.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Debug\tuehost.exe	eec4ef84471a1fe215db037a40134e30d25024c009a5bedd0b34bee5bf35b4e6.exe
File opened for modification	C:\Windows\Debug\tuehost.exe	eec4ef84471a1fe215db037a40134e30d25024c009a5bedd0b34bee5bf35b4e6.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	tuehost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	tuehost.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3368	eec4ef84471a1fe215db037a40134e30d25024c009a5bedd0b34bee5bf35b4e6.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3368 wrote to memory of 2652	3368	eec4ef84471a1fe215db037a40134e30d25024c009a5bedd0b34bee5bf35b4e6.exe	85
PID 3368 wrote to memory of 2652	3368	eec4ef84471a1fe215db037a40134e30d25024c009a5bedd0b34bee5bf35b4e6.exe	85
PID 3368 wrote to memory of 2652	3368	eec4ef84471a1fe215db037a40134e30d25024c009a5bedd0b34bee5bf35b4e6.exe	85

C:\Users\Admin\AppData\Local\Temp\eec4ef84471a1fe215db037a40134e30d25024c009a5bedd0b34bee5bf35b4e6.exe
"C:\Users\Admin\AppData\Local\Temp\eec4ef84471a1fe215db037a40134e30d25024c009a5bedd0b34bee5bf35b4e6.exe"
1⤵
- Checks computer location settings
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3368
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\EEC4EF~1.EXE > nul
  2⤵
  PID:2652

C:\Windows\Debug\tuehost.exe
C:\Windows\Debug\tuehost.exe
1⤵
- Executes dropped EXE
- Checks processor information in registry
PID:4732

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\tuehost.exe

Filesize
198KB

MD5
1ac7a0a8ce1e0d651400e72ae204f213

SHA1
b09cf2318bd5bd6f202968e4ae99282339405a53

SHA256
e0e0acfdb5864fa7c44f89e0109087f33757c852ad009e9fdfa62c49aa37d030

SHA512
c61b01460207869d3c4cc9fb524427c9f8fa340f03db6fcb8d8e384fbf7b8bdb509ce0f6c0eae31853f686d2c441dd456b390918ab8ec75f4f940e433ed095a8

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

Filesize
198KB

MD5
1ac7a0a8ce1e0d651400e72ae204f213

SHA1
b09cf2318bd5bd6f202968e4ae99282339405a53

SHA256
e0e0acfdb5864fa7c44f89e0109087f33757c852ad009e9fdfa62c49aa37d030

SHA512
c61b01460207869d3c4cc9fb524427c9f8fa340f03db6fcb8d8e384fbf7b8bdb509ce0f6c0eae31853f686d2c441dd456b390918ab8ec75f4f940e433ed095a8

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads