46c161308bd185c53877f0a6b9aae5ae1ab204912d1af9ec2a7eb9e72d5a334c

Analysis

max time kernel
36s
max time network
41s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
25/11/2022, 13:45

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General

Target

46c161308bd185c53877f0a6b9aae5ae1ab204912d1af9ec2a7eb9e72d5a334c.exe
Size

935KB
MD5

8bfcbeceedbadb0ef25bd565cbbba2e4
SHA1

6f0917bfe4904cc61da1dc95da2f28c4b3d5f809
SHA256

46c161308bd185c53877f0a6b9aae5ae1ab204912d1af9ec2a7eb9e72d5a334c
SHA512

34a8188031bf82121fb962e8bfad38668f03e7b778d3e0b8c4ee660908a88cdda888b1b20d7a6b2e5a8307526b256782fef50cf20a9ba6835588f6a2e35e1323
SSDEEP

12288:o5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x45:oyHv5Z+Wzv7AiBll0OBWi6si9GM

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/1104-55-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1104-57-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1104-58-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1104-62-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1104-63-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1104-64-0x0000000000400000-0x00000000004F2000-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	46c161308bd185c53877f0a6b9aae5ae1ab204912d1af9ec2a7eb9e72d5a334c.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	46c161308bd185c53877f0a6b9aae5ae1ab204912d1af9ec2a7eb9e72d5a334c.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	46c161308bd185c53877f0a6b9aae5ae1ab204912d1af9ec2a7eb9e72d5a334c.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	46c161308bd185c53877f0a6b9aae5ae1ab204912d1af9ec2a7eb9e72d5a334c.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 532 set thread context of 1104	532	46c161308bd185c53877f0a6b9aae5ae1ab204912d1af9ec2a7eb9e72d5a334c.exe	29

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1104	46c161308bd185c53877f0a6b9aae5ae1ab204912d1af9ec2a7eb9e72d5a334c.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 532 wrote to memory of 1104	532	46c161308bd185c53877f0a6b9aae5ae1ab204912d1af9ec2a7eb9e72d5a334c.exe	29
PID 532 wrote to memory of 1104	532	46c161308bd185c53877f0a6b9aae5ae1ab204912d1af9ec2a7eb9e72d5a334c.exe	29
PID 532 wrote to memory of 1104	532	46c161308bd185c53877f0a6b9aae5ae1ab204912d1af9ec2a7eb9e72d5a334c.exe	29
PID 532 wrote to memory of 1104	532	46c161308bd185c53877f0a6b9aae5ae1ab204912d1af9ec2a7eb9e72d5a334c.exe	29
PID 532 wrote to memory of 1104	532	46c161308bd185c53877f0a6b9aae5ae1ab204912d1af9ec2a7eb9e72d5a334c.exe	29
PID 532 wrote to memory of 1104	532	46c161308bd185c53877f0a6b9aae5ae1ab204912d1af9ec2a7eb9e72d5a334c.exe	29
PID 532 wrote to memory of 1104	532	46c161308bd185c53877f0a6b9aae5ae1ab204912d1af9ec2a7eb9e72d5a334c.exe	29
PID 532 wrote to memory of 1104	532	46c161308bd185c53877f0a6b9aae5ae1ab204912d1af9ec2a7eb9e72d5a334c.exe	29

C:\Users\Admin\AppData\Local\Temp\46c161308bd185c53877f0a6b9aae5ae1ab204912d1af9ec2a7eb9e72d5a334c.exe
"C:\Users\Admin\AppData\Local\Temp\46c161308bd185c53877f0a6b9aae5ae1ab204912d1af9ec2a7eb9e72d5a334c.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:532
- C:\Users\Admin\AppData\Local\Temp\46c161308bd185c53877f0a6b9aae5ae1ab204912d1af9ec2a7eb9e72d5a334c.exe
  "C:\Users\Admin\AppData\Local\Temp\46c161308bd185c53877f0a6b9aae5ae1ab204912d1af9ec2a7eb9e72d5a334c.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1104

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/1104-54-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1104-55-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1104-57-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1104-58-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1104-61-0x0000000075FF1000-0x0000000075FF3000-memory.dmp

Filesize
8KB

Download
memory/1104-62-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1104-63-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1104-64-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads