77f46de9f8bdf379ce930cb30a7b4fc32d8e2b228662be15846d0158febbe919

Analysis

max time kernel
91s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
25/11/2022, 11:39

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General

Target

77f46de9f8bdf379ce930cb30a7b4fc32d8e2b228662be15846d0158febbe919.exe
Size

935KB
MD5

96c41def9178397bdcbc0b30bcd6be2e
SHA1

ec998963d0284756f600d8c81179a6ebbeef75e6
SHA256

77f46de9f8bdf379ce930cb30a7b4fc32d8e2b228662be15846d0158febbe919
SHA512

7930624bb91d89659c5e50de591e991693c333fbeb0041dde0d932db8725dd62b8685d9e2cd25e9e679e14cde694f14662178345bf4b87b807960c2e329be51d
SSDEEP

12288:o5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4Z:oyHv5Z+Wzv7AiBll0OBWi6si9G8

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/540-133-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/540-135-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/540-136-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/540-137-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/540-138-0x0000000000400000-0x00000000004F2000-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	77f46de9f8bdf379ce930cb30a7b4fc32d8e2b228662be15846d0158febbe919.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	77f46de9f8bdf379ce930cb30a7b4fc32d8e2b228662be15846d0158febbe919.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	77f46de9f8bdf379ce930cb30a7b4fc32d8e2b228662be15846d0158febbe919.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	77f46de9f8bdf379ce930cb30a7b4fc32d8e2b228662be15846d0158febbe919.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4996 set thread context of 540	4996	77f46de9f8bdf379ce930cb30a7b4fc32d8e2b228662be15846d0158febbe919.exe	82

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
540	77f46de9f8bdf379ce930cb30a7b4fc32d8e2b228662be15846d0158febbe919.exe
540	77f46de9f8bdf379ce930cb30a7b4fc32d8e2b228662be15846d0158febbe919.exe
540	77f46de9f8bdf379ce930cb30a7b4fc32d8e2b228662be15846d0158febbe919.exe
540	77f46de9f8bdf379ce930cb30a7b4fc32d8e2b228662be15846d0158febbe919.exe
540	77f46de9f8bdf379ce930cb30a7b4fc32d8e2b228662be15846d0158febbe919.exe
540	77f46de9f8bdf379ce930cb30a7b4fc32d8e2b228662be15846d0158febbe919.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4996 wrote to memory of 540	4996	77f46de9f8bdf379ce930cb30a7b4fc32d8e2b228662be15846d0158febbe919.exe	82
PID 4996 wrote to memory of 540	4996	77f46de9f8bdf379ce930cb30a7b4fc32d8e2b228662be15846d0158febbe919.exe	82
PID 4996 wrote to memory of 540	4996	77f46de9f8bdf379ce930cb30a7b4fc32d8e2b228662be15846d0158febbe919.exe	82
PID 4996 wrote to memory of 540	4996	77f46de9f8bdf379ce930cb30a7b4fc32d8e2b228662be15846d0158febbe919.exe	82
PID 4996 wrote to memory of 540	4996	77f46de9f8bdf379ce930cb30a7b4fc32d8e2b228662be15846d0158febbe919.exe	82
PID 4996 wrote to memory of 540	4996	77f46de9f8bdf379ce930cb30a7b4fc32d8e2b228662be15846d0158febbe919.exe	82
PID 4996 wrote to memory of 540	4996	77f46de9f8bdf379ce930cb30a7b4fc32d8e2b228662be15846d0158febbe919.exe	82
PID 4996 wrote to memory of 540	4996	77f46de9f8bdf379ce930cb30a7b4fc32d8e2b228662be15846d0158febbe919.exe	82

C:\Users\Admin\AppData\Local\Temp\77f46de9f8bdf379ce930cb30a7b4fc32d8e2b228662be15846d0158febbe919.exe
"C:\Users\Admin\AppData\Local\Temp\77f46de9f8bdf379ce930cb30a7b4fc32d8e2b228662be15846d0158febbe919.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4996
- C:\Users\Admin\AppData\Local\Temp\77f46de9f8bdf379ce930cb30a7b4fc32d8e2b228662be15846d0158febbe919.exe
  "C:\Users\Admin\AppData\Local\Temp\77f46de9f8bdf379ce930cb30a7b4fc32d8e2b228662be15846d0158febbe919.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:540

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/540-133-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/540-135-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/540-136-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/540-137-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/540-138-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads