4277df7617015cb71d930cd6816fc488f8325bfb3a14e3b918b6284effd816eb

Analysis

max time kernel
42s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
25-11-2022 13:57

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General

Target

4277df7617015cb71d930cd6816fc488f8325bfb3a14e3b918b6284effd816eb.exe
Size

931KB
MD5

d0def18e0c85e008c3a6f8af756a6394
SHA1

acca7bccf037f5b39f80dad35d2fc66b1be7cd80
SHA256

4277df7617015cb71d930cd6816fc488f8325bfb3a14e3b918b6284effd816eb
SHA512

965443e6239e74abc3bcb056783024ae8c3d5f1e29af1a8bd2c2e21f53cf74c43225b9a24161a3bb252765e7f4a13182e7713b7b325cc08e58191754a535d709
SSDEEP

24576:y6IMwPvmB/wWq+5DUTt7FGSwmpu8nL6YK:y6j19rut7FoU56

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/1112-55-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral1/memory/1112-57-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral1/memory/1112-58-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral1/memory/1112-62-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral1/memory/1112-63-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral1/memory/1112-64-0x0000000000400000-0x00000000004EA000-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	4277df7617015cb71d930cd6816fc488f8325bfb3a14e3b918b6284effd816eb.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	4277df7617015cb71d930cd6816fc488f8325bfb3a14e3b918b6284effd816eb.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 value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	4277df7617015cb71d930cd6816fc488f8325bfb3a14e3b918b6284effd816eb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	4277df7617015cb71d930cd6816fc488f8325bfb3a14e3b918b6284effd816eb.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1840 set thread context of 1112	1840	4277df7617015cb71d930cd6816fc488f8325bfb3a14e3b918b6284effd816eb.exe	28

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1112	4277df7617015cb71d930cd6816fc488f8325bfb3a14e3b918b6284effd816eb.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1840 wrote to memory of 1112	1840	4277df7617015cb71d930cd6816fc488f8325bfb3a14e3b918b6284effd816eb.exe	28
PID 1840 wrote to memory of 1112	1840	4277df7617015cb71d930cd6816fc488f8325bfb3a14e3b918b6284effd816eb.exe	28
PID 1840 wrote to memory of 1112	1840	4277df7617015cb71d930cd6816fc488f8325bfb3a14e3b918b6284effd816eb.exe	28
PID 1840 wrote to memory of 1112	1840	4277df7617015cb71d930cd6816fc488f8325bfb3a14e3b918b6284effd816eb.exe	28
PID 1840 wrote to memory of 1112	1840	4277df7617015cb71d930cd6816fc488f8325bfb3a14e3b918b6284effd816eb.exe	28
PID 1840 wrote to memory of 1112	1840	4277df7617015cb71d930cd6816fc488f8325bfb3a14e3b918b6284effd816eb.exe	28
PID 1840 wrote to memory of 1112	1840	4277df7617015cb71d930cd6816fc488f8325bfb3a14e3b918b6284effd816eb.exe	28
PID 1840 wrote to memory of 1112	1840	4277df7617015cb71d930cd6816fc488f8325bfb3a14e3b918b6284effd816eb.exe	28

C:\Users\Admin\AppData\Local\Temp\4277df7617015cb71d930cd6816fc488f8325bfb3a14e3b918b6284effd816eb.exe
"C:\Users\Admin\AppData\Local\Temp\4277df7617015cb71d930cd6816fc488f8325bfb3a14e3b918b6284effd816eb.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1840
- C:\Users\Admin\AppData\Local\Temp\4277df7617015cb71d930cd6816fc488f8325bfb3a14e3b918b6284effd816eb.exe
  "C:\Users\Admin\AppData\Local\Temp\4277df7617015cb71d930cd6816fc488f8325bfb3a14e3b918b6284effd816eb.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1112

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/1112-54-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1112-55-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1112-57-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1112-58-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1112-61-0x0000000076401000-0x0000000076403000-memory.dmp

Filesize
8KB

Download
memory/1112-62-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1112-63-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1112-64-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads