842493bc876a67bcc2a7fba2b0999f312276d01eacf290606f49ecc0a5e2032f

Analysis

max time kernel
37s
max time network
75s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
25/11/2022, 11:09

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General

Target

842493bc876a67bcc2a7fba2b0999f312276d01eacf290606f49ecc0a5e2032f.exe
Size

935KB
MD5

59dd670f1c7d4971719cc59ed13b8441
SHA1

bb553700e6e88c6b2cae9c67ccfe51bddb0313cb
SHA256

842493bc876a67bcc2a7fba2b0999f312276d01eacf290606f49ecc0a5e2032f
SHA512

5ccee5be04437125d33c76a2c06b3adec520532176a0d2cab97b84d847a1b7f30c3c76ce2c1edf571840e88fa9fcf545c6f175c9d62e46edc4f51a2d00ad55ec
SSDEEP

12288:p5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4t:pyHv5Z+Wzv7AiBll0OBWi6si9Gc

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/1120-55-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1120-57-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1120-58-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1120-62-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1120-63-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1120-64-0x0000000000400000-0x00000000004F2000-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	842493bc876a67bcc2a7fba2b0999f312276d01eacf290606f49ecc0a5e2032f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	842493bc876a67bcc2a7fba2b0999f312276d01eacf290606f49ecc0a5e2032f.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	842493bc876a67bcc2a7fba2b0999f312276d01eacf290606f49ecc0a5e2032f.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	842493bc876a67bcc2a7fba2b0999f312276d01eacf290606f49ecc0a5e2032f.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2040 set thread context of 1120	2040	842493bc876a67bcc2a7fba2b0999f312276d01eacf290606f49ecc0a5e2032f.exe	29

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1120	842493bc876a67bcc2a7fba2b0999f312276d01eacf290606f49ecc0a5e2032f.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2040 wrote to memory of 1120	2040	842493bc876a67bcc2a7fba2b0999f312276d01eacf290606f49ecc0a5e2032f.exe	29
PID 2040 wrote to memory of 1120	2040	842493bc876a67bcc2a7fba2b0999f312276d01eacf290606f49ecc0a5e2032f.exe	29
PID 2040 wrote to memory of 1120	2040	842493bc876a67bcc2a7fba2b0999f312276d01eacf290606f49ecc0a5e2032f.exe	29
PID 2040 wrote to memory of 1120	2040	842493bc876a67bcc2a7fba2b0999f312276d01eacf290606f49ecc0a5e2032f.exe	29
PID 2040 wrote to memory of 1120	2040	842493bc876a67bcc2a7fba2b0999f312276d01eacf290606f49ecc0a5e2032f.exe	29
PID 2040 wrote to memory of 1120	2040	842493bc876a67bcc2a7fba2b0999f312276d01eacf290606f49ecc0a5e2032f.exe	29
PID 2040 wrote to memory of 1120	2040	842493bc876a67bcc2a7fba2b0999f312276d01eacf290606f49ecc0a5e2032f.exe	29
PID 2040 wrote to memory of 1120	2040	842493bc876a67bcc2a7fba2b0999f312276d01eacf290606f49ecc0a5e2032f.exe	29

C:\Users\Admin\AppData\Local\Temp\842493bc876a67bcc2a7fba2b0999f312276d01eacf290606f49ecc0a5e2032f.exe
"C:\Users\Admin\AppData\Local\Temp\842493bc876a67bcc2a7fba2b0999f312276d01eacf290606f49ecc0a5e2032f.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2040
- C:\Users\Admin\AppData\Local\Temp\842493bc876a67bcc2a7fba2b0999f312276d01eacf290606f49ecc0a5e2032f.exe
  "C:\Users\Admin\AppData\Local\Temp\842493bc876a67bcc2a7fba2b0999f312276d01eacf290606f49ecc0a5e2032f.exe" Track="0001101000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1120

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/1120-55-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1120-54-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1120-57-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1120-58-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1120-61-0x00000000767B1000-0x00000000767B3000-memory.dmp

Filesize
8KB

Download
memory/1120-62-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1120-63-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1120-64-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads