904f9033d50fb5be542b566d20c55d871c9aaa1d164b782a163413c32d9c88ec

Analysis

max time kernel
236s
max time network
336s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
25-11-2022 10:38

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General

Target

904f9033d50fb5be542b566d20c55d871c9aaa1d164b782a163413c32d9c88ec.exe
Size

935KB
MD5

7d7f365b9262c4b09ae8c8d72a89bacd
SHA1

1bad3a657b67fd6a026d0676e408d6c86a094cd4
SHA256

904f9033d50fb5be542b566d20c55d871c9aaa1d164b782a163413c32d9c88ec
SHA512

efa659616e0a13a85073db6b37ff3b6bfb7ca4669a080f71fb1863705b813135b9c89f52e9778f1863c7484d75869643f5826689b83fd74c250d7771d746a271
SSDEEP

12288:I5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4E:IyHv5Z+Wzv7AiBll0OBWi6si9GV

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/1360-55-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1360-57-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1360-58-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1360-62-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1360-63-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1360-64-0x0000000000400000-0x00000000004F2000-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	904f9033d50fb5be542b566d20c55d871c9aaa1d164b782a163413c32d9c88ec.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	904f9033d50fb5be542b566d20c55d871c9aaa1d164b782a163413c32d9c88ec.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	904f9033d50fb5be542b566d20c55d871c9aaa1d164b782a163413c32d9c88ec.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	904f9033d50fb5be542b566d20c55d871c9aaa1d164b782a163413c32d9c88ec.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1156 set thread context of 1360	1156	904f9033d50fb5be542b566d20c55d871c9aaa1d164b782a163413c32d9c88ec.exe	29

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1360	904f9033d50fb5be542b566d20c55d871c9aaa1d164b782a163413c32d9c88ec.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1156 wrote to memory of 1360	1156	904f9033d50fb5be542b566d20c55d871c9aaa1d164b782a163413c32d9c88ec.exe	29
PID 1156 wrote to memory of 1360	1156	904f9033d50fb5be542b566d20c55d871c9aaa1d164b782a163413c32d9c88ec.exe	29
PID 1156 wrote to memory of 1360	1156	904f9033d50fb5be542b566d20c55d871c9aaa1d164b782a163413c32d9c88ec.exe	29
PID 1156 wrote to memory of 1360	1156	904f9033d50fb5be542b566d20c55d871c9aaa1d164b782a163413c32d9c88ec.exe	29
PID 1156 wrote to memory of 1360	1156	904f9033d50fb5be542b566d20c55d871c9aaa1d164b782a163413c32d9c88ec.exe	29
PID 1156 wrote to memory of 1360	1156	904f9033d50fb5be542b566d20c55d871c9aaa1d164b782a163413c32d9c88ec.exe	29
PID 1156 wrote to memory of 1360	1156	904f9033d50fb5be542b566d20c55d871c9aaa1d164b782a163413c32d9c88ec.exe	29
PID 1156 wrote to memory of 1360	1156	904f9033d50fb5be542b566d20c55d871c9aaa1d164b782a163413c32d9c88ec.exe	29

C:\Users\Admin\AppData\Local\Temp\904f9033d50fb5be542b566d20c55d871c9aaa1d164b782a163413c32d9c88ec.exe
"C:\Users\Admin\AppData\Local\Temp\904f9033d50fb5be542b566d20c55d871c9aaa1d164b782a163413c32d9c88ec.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1156
- C:\Users\Admin\AppData\Local\Temp\904f9033d50fb5be542b566d20c55d871c9aaa1d164b782a163413c32d9c88ec.exe
  "C:\Users\Admin\AppData\Local\Temp\904f9033d50fb5be542b566d20c55d871c9aaa1d164b782a163413c32d9c88ec.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1360

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/1360-55-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1360-54-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1360-57-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1360-58-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1360-59-0x00000000004F0400-mapping.dmp

Download
memory/1360-61-0x0000000075E01000-0x0000000075E03000-memory.dmp

Filesize
8KB

Download
memory/1360-62-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1360-63-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1360-64-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads