1aa39d856320c84715f02d2bcbc6d800b5a7a431ebd10cb014b1cd11ea38d984

General

Target

1aa39d856320c84715f02d2bcbc6d800b5a7a431ebd10cb014b1cd11ea38d984.exe
Size

9.1MB
MD5

8c4a8c70e65686184b1713fd5d9475e5
SHA1

b4ae29264869f932d999b7d9729eee4543bd0747
SHA256

1aa39d856320c84715f02d2bcbc6d800b5a7a431ebd10cb014b1cd11ea38d984
SHA512

692447b769f0e4d0401713ed494c4160fe37cdff37584d62cb7b24a778a3e6ea91d2291f3c3b7ffb0d151ffd91ea12461e40c4d2b5c7d5e7f538c2c3d614ad7a
SSDEEP

196608:yW1pXAmPFRLzZCZW8/PgcSS3uQyl620Y:yW1pwmPFRXgHeQ8620

Score

9^/10

discovery evasion themida trojan

Malware Config

Signatures

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	VMware.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS 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\SystemBiosVersion	VMware.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	VMware.exe

Executes dropped EXE 2 IoCs

pid	Process
2744	VMware.exe
2604	MHAutoPatch登入器.exe

Loads dropped DLL 7 IoCs

pid	Process
2480	1aa39d856320c84715f02d2bcbc6d800b5a7a431ebd10cb014b1cd11ea38d984.exe
2480	1aa39d856320c84715f02d2bcbc6d800b5a7a431ebd10cb014b1cd11ea38d984.exe
2480	1aa39d856320c84715f02d2bcbc6d800b5a7a431ebd10cb014b1cd11ea38d984.exe
2744	VMware.exe
2480	1aa39d856320c84715f02d2bcbc6d800b5a7a431ebd10cb014b1cd11ea38d984.exe
2480	1aa39d856320c84715f02d2bcbc6d800b5a7a431ebd10cb014b1cd11ea38d984.exe
2480	1aa39d856320c84715f02d2bcbc6d800b5a7a431ebd10cb014b1cd11ea38d984.exe

Themida packer 10 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral1/files/0x0008000000017462-24.dat	themida
behavioral1/memory/2744-26-0x0000000010000000-0x0000000010AB7000-memory.dmp	themida
behavioral1/memory/2744-27-0x0000000010000000-0x0000000010AB7000-memory.dmp	themida
behavioral1/memory/2744-43-0x0000000010000000-0x0000000010AB7000-memory.dmp	themida
behavioral1/memory/2744-44-0x0000000010000000-0x0000000010AB7000-memory.dmp	themida
behavioral1/memory/2744-46-0x0000000010000000-0x0000000010AB7000-memory.dmp	themida
behavioral1/memory/2744-48-0x0000000010000000-0x0000000010AB7000-memory.dmp	themida
behavioral1/memory/2744-50-0x0000000010000000-0x0000000010AB7000-memory.dmp	themida
behavioral1/memory/2744-53-0x0000000010000000-0x0000000010AB7000-memory.dmp	themida
behavioral1/memory/2744-54-0x0000000010000000-0x0000000010AB7000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	VMware.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1aa39d856320c84715f02d2bcbc6d800b5a7a431ebd10cb014b1cd11ea38d984.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	VMware.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2480 wrote to memory of 2744	2480	1aa39d856320c84715f02d2bcbc6d800b5a7a431ebd10cb014b1cd11ea38d984.exe	31
PID 2480 wrote to memory of 2744	2480	1aa39d856320c84715f02d2bcbc6d800b5a7a431ebd10cb014b1cd11ea38d984.exe	31
PID 2480 wrote to memory of 2744	2480	1aa39d856320c84715f02d2bcbc6d800b5a7a431ebd10cb014b1cd11ea38d984.exe	31
PID 2480 wrote to memory of 2744	2480	1aa39d856320c84715f02d2bcbc6d800b5a7a431ebd10cb014b1cd11ea38d984.exe	31
PID 2480 wrote to memory of 2604	2480	1aa39d856320c84715f02d2bcbc6d800b5a7a431ebd10cb014b1cd11ea38d984.exe	33
PID 2480 wrote to memory of 2604	2480	1aa39d856320c84715f02d2bcbc6d800b5a7a431ebd10cb014b1cd11ea38d984.exe	33
PID 2480 wrote to memory of 2604	2480	1aa39d856320c84715f02d2bcbc6d800b5a7a431ebd10cb014b1cd11ea38d984.exe	33
PID 2480 wrote to memory of 2604	2480	1aa39d856320c84715f02d2bcbc6d800b5a7a431ebd10cb014b1cd11ea38d984.exe	33
PID 2480 wrote to memory of 2604	2480	1aa39d856320c84715f02d2bcbc6d800b5a7a431ebd10cb014b1cd11ea38d984.exe	33
PID 2480 wrote to memory of 2604	2480	1aa39d856320c84715f02d2bcbc6d800b5a7a431ebd10cb014b1cd11ea38d984.exe	33
PID 2480 wrote to memory of 2604	2480	1aa39d856320c84715f02d2bcbc6d800b5a7a431ebd10cb014b1cd11ea38d984.exe	33

C:\Users\Admin\AppData\Local\Temp\1aa39d856320c84715f02d2bcbc6d800b5a7a431ebd10cb014b1cd11ea38d984.exe
"C:\Users\Admin\AppData\Local\Temp\1aa39d856320c84715f02d2bcbc6d800b5a7a431ebd10cb014b1cd11ea38d984.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2480
- C:\Users\Admin\AppData\Local\GameShield\X2vqtMiSWb6hdVzC\VMware.exe
  "C:\Users\Admin\AppData\Local\GameShield\X2vqtMiSWb6hdVzC\VMware.exe" --file "C:\Users\Admin\AppData\LocalLow\GameShield\27f70b94ae1dbf5a.dat" --debug TCfV5vUSYLDEjbpj
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Executes dropped EXE
  - Loads dropped DLL
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2744
- C:\Users\Admin\AppData\Local\Temp\MHAutoPatch登入器.exe
  "C:\Users\Admin\AppData\Local\Temp\MHAutoPatch登入器.exe"
  2⤵
  - Executes dropped EXE
  PID:2604

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

3

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\LocalLow\GameShield\0bdd5784fc0e47d55cf21ecc353bee09\0bdd5784fc0e47d55cf21ecc353bee09.log

Filesize
5B

MD5
d1a342bb3f725967660b92ec62db720f

SHA1
d5e37f7cee768c2c1b00de5af7e87f60e911567f

SHA256
1567a42a0f959939c5d568ccbf29e23f8fec50b82b478dae4150747f2851f361

SHA512
ef7caa566eecbd654f12098a57af8fb056a0d884b17eea2d4f022773723258552c017c6b28a9a8ab01fd0d8fd4aeccc65a1300c30208d9fab0134173f438a106

Download Submit
C:\Users\Admin\AppData\LocalLow\GameShield\27f70b94ae1dbf5a.dat

Filesize
304B

MD5
ce08917fbe4fa6d50d81ca3edf372e25

SHA1
6adb8c09ecc602df23320af6ed4468e2cd6916b0

SHA256
a0a10f83e4f6d139d808a59dd1a033f5a6fe5b8e1a4e4c61ac369cce9d498016

SHA512
10367110d1a687c20469a7815ac1809e4d9dc829589320cb001e3a378405359ddd98358fafa7f6a6f5de87c3b3da45b5b795e66c8dba618da58313862353fddf

Download Submit
C:\Users\Admin\AppData\LocalLow\GameShield\X2vqtMiSWb6hdVzC\QND.dll

Filesize
7.2MB

MD5
0625693de76a97d13e308c71d8060e15

SHA1
e5eb64f8723046c148931216898d875cb0536e69

SHA256
277874869fe2a29a8a5c3c23c3c3932f67a6a60885291c2231dcc07079c1bfa6

SHA512
ae7a109efe77337588ea7ea03a4c959b394fec5ab4ab1c973b11e8098790866e784427ce4cd8d3a5ab1b71fda71e1efc7c9054676c8fd8e0d490812436eafe7a

Download Submit
C:\Users\Admin\AppData\Local\Temp\MHAutoPatch登入器.exe

Filesize
757KB

MD5
f074863c54235c114510283250d9690e

SHA1
22b1c4c2e4730edd4f4d7d8dfc9e0169e83116d4

SHA256
dd21d5c999b1c13ff7e861078947da0c7eb4179627df8ffaca065868ed0d2b89

SHA512
041dc9fac6947ffce1ee62e061810b4f577d2d1418be944d1a65b633335fab359e23a8e1f2295e6e04b63aabff6e954df31582783a9a14d96f79594897f7e0dd

Download Submit
\Users\Admin\AppData\Local\GameShield\X2vqtMiSWb6hdVzC\VMware.exe

Filesize
112KB

MD5
d4736d7dead55676c8f42c92bbe01420

SHA1
737179a8c52c0eac9fbd3121b5c313e4d1fe372a

SHA256
9205116263333633a1fbc9b2a88cfd5c05f0bd8ec3f330303c52f53255f1307f

SHA512
1b139a1d415e9ed8e10a664eb9f02a413f9c8c561ae1b17012e2f062dc8a9611a52307f2acbe4607cb545b9402be5916ef1a75b57b68526f923d4d3e33094169

Download Submit
memory/2604-42-0x00000000010C0000-0x0000000001180000-memory.dmp

Filesize
768KB

Download
memory/2744-27-0x0000000010000000-0x0000000010AB7000-memory.dmp

Filesize
10.7MB

Download
memory/2744-43-0x0000000010000000-0x0000000010AB7000-memory.dmp

Filesize
10.7MB

Download
memory/2744-44-0x0000000010000000-0x0000000010AB7000-memory.dmp

Filesize
10.7MB

Download
memory/2744-46-0x0000000010000000-0x0000000010AB7000-memory.dmp

Filesize
10.7MB

Download
memory/2744-48-0x0000000010000000-0x0000000010AB7000-memory.dmp

Filesize
10.7MB

Download
memory/2744-26-0x0000000010000000-0x0000000010AB7000-memory.dmp

Filesize
10.7MB

Download
memory/2744-50-0x0000000010000000-0x0000000010AB7000-memory.dmp

Filesize
10.7MB

Download
memory/2744-53-0x0000000010000000-0x0000000010AB7000-memory.dmp

Filesize
10.7MB

Download
memory/2744-54-0x0000000010000000-0x0000000010AB7000-memory.dmp

Filesize
10.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads