bc9f2d3a9aa8bb635f25e7194ca740453e7465db2706773402e036fcdc1030f2

Analysis

max time kernel
47s
max time network
52s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
25/11/2022, 08:43

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General

Target

bc9f2d3a9aa8bb635f25e7194ca740453e7465db2706773402e036fcdc1030f2.exe
Size

935KB
MD5

3b5ba20d3123d1652dca1685b3caaf5a
SHA1

f7677b13cf8686f2e20e5d741f9abc514a4914f5
SHA256

bc9f2d3a9aa8bb635f25e7194ca740453e7465db2706773402e036fcdc1030f2
SHA512

7bdae8461306584ee1ee4b724c3f9bab6007d6215fbd61e0ffc602e07676a8e8bca4c12bbb46f0d7c58864864e27dfc9510dd31b3a25afea139a5692e9b1a19a
SSDEEP

12288:I5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4N:IyHv5Z+Wzv7AiBll0OBWi6si9GQ

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/1408-55-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1408-57-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1408-58-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1408-62-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1408-63-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1408-64-0x0000000000400000-0x00000000004F2000-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	bc9f2d3a9aa8bb635f25e7194ca740453e7465db2706773402e036fcdc1030f2.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	bc9f2d3a9aa8bb635f25e7194ca740453e7465db2706773402e036fcdc1030f2.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	bc9f2d3a9aa8bb635f25e7194ca740453e7465db2706773402e036fcdc1030f2.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	bc9f2d3a9aa8bb635f25e7194ca740453e7465db2706773402e036fcdc1030f2.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1768 set thread context of 1408	1768	bc9f2d3a9aa8bb635f25e7194ca740453e7465db2706773402e036fcdc1030f2.exe	28

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1408	bc9f2d3a9aa8bb635f25e7194ca740453e7465db2706773402e036fcdc1030f2.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1768 wrote to memory of 1408	1768	bc9f2d3a9aa8bb635f25e7194ca740453e7465db2706773402e036fcdc1030f2.exe	28
PID 1768 wrote to memory of 1408	1768	bc9f2d3a9aa8bb635f25e7194ca740453e7465db2706773402e036fcdc1030f2.exe	28
PID 1768 wrote to memory of 1408	1768	bc9f2d3a9aa8bb635f25e7194ca740453e7465db2706773402e036fcdc1030f2.exe	28
PID 1768 wrote to memory of 1408	1768	bc9f2d3a9aa8bb635f25e7194ca740453e7465db2706773402e036fcdc1030f2.exe	28
PID 1768 wrote to memory of 1408	1768	bc9f2d3a9aa8bb635f25e7194ca740453e7465db2706773402e036fcdc1030f2.exe	28
PID 1768 wrote to memory of 1408	1768	bc9f2d3a9aa8bb635f25e7194ca740453e7465db2706773402e036fcdc1030f2.exe	28
PID 1768 wrote to memory of 1408	1768	bc9f2d3a9aa8bb635f25e7194ca740453e7465db2706773402e036fcdc1030f2.exe	28
PID 1768 wrote to memory of 1408	1768	bc9f2d3a9aa8bb635f25e7194ca740453e7465db2706773402e036fcdc1030f2.exe	28

C:\Users\Admin\AppData\Local\Temp\bc9f2d3a9aa8bb635f25e7194ca740453e7465db2706773402e036fcdc1030f2.exe
"C:\Users\Admin\AppData\Local\Temp\bc9f2d3a9aa8bb635f25e7194ca740453e7465db2706773402e036fcdc1030f2.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1768
- C:\Users\Admin\AppData\Local\Temp\bc9f2d3a9aa8bb635f25e7194ca740453e7465db2706773402e036fcdc1030f2.exe
  "C:\Users\Admin\AppData\Local\Temp\bc9f2d3a9aa8bb635f25e7194ca740453e7465db2706773402e036fcdc1030f2.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1408

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/1408-54-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1408-55-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1408-57-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1408-58-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1408-61-0x0000000076961000-0x0000000076963000-memory.dmp

Filesize
8KB

Download
memory/1408-62-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1408-63-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1408-64-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads