2089b91a01042549609babfa3e7c9e4bc8ba2dd2384b23320ee499d6bbb2d58a

Analysis

max time kernel
92s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2022 15:23

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General

Target

2089b91a01042549609babfa3e7c9e4bc8ba2dd2384b23320ee499d6bbb2d58a.exe
Size

935KB
MD5

8de8da6bceac469a29ef6c0c12ffb146
SHA1

1b54b7d59ef4152a326c01d2776e64727d9df725
SHA256

2089b91a01042549609babfa3e7c9e4bc8ba2dd2384b23320ee499d6bbb2d58a
SHA512

85bdbd10f3aab5159ea055b647fa53f5742fcaa55218f7822eea5483c99cafcafe55ed79a14e74ba2704f75cf33153970096449e09e917c4ebb34e8ff20bc759
SSDEEP

12288:I5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x43:IyHv5Z+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
behavioral2/memory/2344-133-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/2344-135-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/2344-136-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/2344-137-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/2344-138-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/2344-139-0x0000000000400000-0x00000000004F2000-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	2089b91a01042549609babfa3e7c9e4bc8ba2dd2384b23320ee499d6bbb2d58a.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	2089b91a01042549609babfa3e7c9e4bc8ba2dd2384b23320ee499d6bbb2d58a.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	2089b91a01042549609babfa3e7c9e4bc8ba2dd2384b23320ee499d6bbb2d58a.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	2089b91a01042549609babfa3e7c9e4bc8ba2dd2384b23320ee499d6bbb2d58a.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4064 set thread context of 2344	4064	2089b91a01042549609babfa3e7c9e4bc8ba2dd2384b23320ee499d6bbb2d58a.exe	80

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2344	2089b91a01042549609babfa3e7c9e4bc8ba2dd2384b23320ee499d6bbb2d58a.exe
2344	2089b91a01042549609babfa3e7c9e4bc8ba2dd2384b23320ee499d6bbb2d58a.exe
2344	2089b91a01042549609babfa3e7c9e4bc8ba2dd2384b23320ee499d6bbb2d58a.exe
2344	2089b91a01042549609babfa3e7c9e4bc8ba2dd2384b23320ee499d6bbb2d58a.exe
2344	2089b91a01042549609babfa3e7c9e4bc8ba2dd2384b23320ee499d6bbb2d58a.exe
2344	2089b91a01042549609babfa3e7c9e4bc8ba2dd2384b23320ee499d6bbb2d58a.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4064 wrote to memory of 2344	4064	2089b91a01042549609babfa3e7c9e4bc8ba2dd2384b23320ee499d6bbb2d58a.exe	80
PID 4064 wrote to memory of 2344	4064	2089b91a01042549609babfa3e7c9e4bc8ba2dd2384b23320ee499d6bbb2d58a.exe	80
PID 4064 wrote to memory of 2344	4064	2089b91a01042549609babfa3e7c9e4bc8ba2dd2384b23320ee499d6bbb2d58a.exe	80
PID 4064 wrote to memory of 2344	4064	2089b91a01042549609babfa3e7c9e4bc8ba2dd2384b23320ee499d6bbb2d58a.exe	80
PID 4064 wrote to memory of 2344	4064	2089b91a01042549609babfa3e7c9e4bc8ba2dd2384b23320ee499d6bbb2d58a.exe	80
PID 4064 wrote to memory of 2344	4064	2089b91a01042549609babfa3e7c9e4bc8ba2dd2384b23320ee499d6bbb2d58a.exe	80
PID 4064 wrote to memory of 2344	4064	2089b91a01042549609babfa3e7c9e4bc8ba2dd2384b23320ee499d6bbb2d58a.exe	80
PID 4064 wrote to memory of 2344	4064	2089b91a01042549609babfa3e7c9e4bc8ba2dd2384b23320ee499d6bbb2d58a.exe	80

C:\Users\Admin\AppData\Local\Temp\2089b91a01042549609babfa3e7c9e4bc8ba2dd2384b23320ee499d6bbb2d58a.exe
"C:\Users\Admin\AppData\Local\Temp\2089b91a01042549609babfa3e7c9e4bc8ba2dd2384b23320ee499d6bbb2d58a.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4064
- C:\Users\Admin\AppData\Local\Temp\2089b91a01042549609babfa3e7c9e4bc8ba2dd2384b23320ee499d6bbb2d58a.exe
  "C:\Users\Admin\AppData\Local\Temp\2089b91a01042549609babfa3e7c9e4bc8ba2dd2384b23320ee499d6bbb2d58a.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:2344

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/2344-132-0x0000000000000000-mapping.dmp

Download
memory/2344-133-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2344-135-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2344-136-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2344-137-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2344-138-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2344-139-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads