03c15d3436f2109143847502311acdbc687073f173da5ad9e1f1bc2cb3f57d1f

Analysis

max time kernel
41s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
25/11/2022, 16:41

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General

Target

03c15d3436f2109143847502311acdbc687073f173da5ad9e1f1bc2cb3f57d1f.exe
Size

935KB
MD5

789fce9a6e6e012f8b89e50736758383
SHA1

039829f1e56222c06fe9243e3f52357dffde5cea
SHA256

03c15d3436f2109143847502311acdbc687073f173da5ad9e1f1bc2cb3f57d1f
SHA512

f2a45681236b889195e27bc49ee78164a8cb26b8b36477e1ed7e36546bb039c3a304538bcf9f6335e2c427f859dc8af03502de59b0fe127cf879f8b067a4cfce
SSDEEP

12288:J5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4:JyHv5Z+Wzv7AiBll0OBWi6si9G

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 6 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1740-55-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1740-57-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1740-58-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1740-62-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1740-63-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1740-64-0x0000000000400000-0x00000000004F2000-memory.dmp	upx

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	03c15d3436f2109143847502311acdbc687073f173da5ad9e1f1bc2cb3f57d1f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	03c15d3436f2109143847502311acdbc687073f173da5ad9e1f1bc2cb3f57d1f.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	03c15d3436f2109143847502311acdbc687073f173da5ad9e1f1bc2cb3f57d1f.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	03c15d3436f2109143847502311acdbc687073f173da5ad9e1f1bc2cb3f57d1f.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1880 set thread context of 1740	1880	03c15d3436f2109143847502311acdbc687073f173da5ad9e1f1bc2cb3f57d1f.exe	28

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1740	03c15d3436f2109143847502311acdbc687073f173da5ad9e1f1bc2cb3f57d1f.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1880 wrote to memory of 1740	1880	03c15d3436f2109143847502311acdbc687073f173da5ad9e1f1bc2cb3f57d1f.exe	28
PID 1880 wrote to memory of 1740	1880	03c15d3436f2109143847502311acdbc687073f173da5ad9e1f1bc2cb3f57d1f.exe	28
PID 1880 wrote to memory of 1740	1880	03c15d3436f2109143847502311acdbc687073f173da5ad9e1f1bc2cb3f57d1f.exe	28
PID 1880 wrote to memory of 1740	1880	03c15d3436f2109143847502311acdbc687073f173da5ad9e1f1bc2cb3f57d1f.exe	28
PID 1880 wrote to memory of 1740	1880	03c15d3436f2109143847502311acdbc687073f173da5ad9e1f1bc2cb3f57d1f.exe	28
PID 1880 wrote to memory of 1740	1880	03c15d3436f2109143847502311acdbc687073f173da5ad9e1f1bc2cb3f57d1f.exe	28
PID 1880 wrote to memory of 1740	1880	03c15d3436f2109143847502311acdbc687073f173da5ad9e1f1bc2cb3f57d1f.exe	28
PID 1880 wrote to memory of 1740	1880	03c15d3436f2109143847502311acdbc687073f173da5ad9e1f1bc2cb3f57d1f.exe	28

C:\Users\Admin\AppData\Local\Temp\03c15d3436f2109143847502311acdbc687073f173da5ad9e1f1bc2cb3f57d1f.exe
"C:\Users\Admin\AppData\Local\Temp\03c15d3436f2109143847502311acdbc687073f173da5ad9e1f1bc2cb3f57d1f.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1880
- C:\Users\Admin\AppData\Local\Temp\03c15d3436f2109143847502311acdbc687073f173da5ad9e1f1bc2cb3f57d1f.exe
  "C:\Users\Admin\AppData\Local\Temp\03c15d3436f2109143847502311acdbc687073f173da5ad9e1f1bc2cb3f57d1f.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1740

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1740-54-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1740-55-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1740-57-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1740-58-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1740-61-0x0000000075201000-0x0000000075203000-memory.dmp

Filesize
8KB

Download
memory/1740-62-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1740-63-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1740-64-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads