8a69d35920ba5ae3e4e1335c81ad40fd44b48254d67df35e50fe0356fc3e3534

Analysis

max time kernel
43s
max time network
50s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
25-11-2022 10:53

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General

Target

8a69d35920ba5ae3e4e1335c81ad40fd44b48254d67df35e50fe0356fc3e3534.exe
Size

931KB
MD5

54c53f2a94752f53da19cdd0aab32f15
SHA1

b4b438d87d477368426d61481baee1f3b5cbc77b
SHA256

8a69d35920ba5ae3e4e1335c81ad40fd44b48254d67df35e50fe0356fc3e3534
SHA512

708fbcb2fecb6160d8262d2395fd60f22c5d9a89927f33d98e572b6187b17161013157564d1e832008a0181e80c6c80097038d099f1d5c2fec4508e560029ecf
SSDEEP

24576:C6IMwPvmB/wWq+5DUTt7FGSwmpu8nL6YKe:C6j19rut7FoU56g

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/620-55-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral1/memory/620-57-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral1/memory/620-58-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral1/memory/620-62-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral1/memory/620-63-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral1/memory/620-64-0x0000000000400000-0x00000000004EA000-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\VideoBiosVersion	8a69d35920ba5ae3e4e1335c81ad40fd44b48254d67df35e50fe0356fc3e3534.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	8a69d35920ba5ae3e4e1335c81ad40fd44b48254d67df35e50fe0356fc3e3534.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	8a69d35920ba5ae3e4e1335c81ad40fd44b48254d67df35e50fe0356fc3e3534.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	8a69d35920ba5ae3e4e1335c81ad40fd44b48254d67df35e50fe0356fc3e3534.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1048 set thread context of 620	1048	8a69d35920ba5ae3e4e1335c81ad40fd44b48254d67df35e50fe0356fc3e3534.exe	28

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
620	8a69d35920ba5ae3e4e1335c81ad40fd44b48254d67df35e50fe0356fc3e3534.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1048 wrote to memory of 620	1048	8a69d35920ba5ae3e4e1335c81ad40fd44b48254d67df35e50fe0356fc3e3534.exe	28
PID 1048 wrote to memory of 620	1048	8a69d35920ba5ae3e4e1335c81ad40fd44b48254d67df35e50fe0356fc3e3534.exe	28
PID 1048 wrote to memory of 620	1048	8a69d35920ba5ae3e4e1335c81ad40fd44b48254d67df35e50fe0356fc3e3534.exe	28
PID 1048 wrote to memory of 620	1048	8a69d35920ba5ae3e4e1335c81ad40fd44b48254d67df35e50fe0356fc3e3534.exe	28
PID 1048 wrote to memory of 620	1048	8a69d35920ba5ae3e4e1335c81ad40fd44b48254d67df35e50fe0356fc3e3534.exe	28
PID 1048 wrote to memory of 620	1048	8a69d35920ba5ae3e4e1335c81ad40fd44b48254d67df35e50fe0356fc3e3534.exe	28
PID 1048 wrote to memory of 620	1048	8a69d35920ba5ae3e4e1335c81ad40fd44b48254d67df35e50fe0356fc3e3534.exe	28
PID 1048 wrote to memory of 620	1048	8a69d35920ba5ae3e4e1335c81ad40fd44b48254d67df35e50fe0356fc3e3534.exe	28

C:\Users\Admin\AppData\Local\Temp\8a69d35920ba5ae3e4e1335c81ad40fd44b48254d67df35e50fe0356fc3e3534.exe
"C:\Users\Admin\AppData\Local\Temp\8a69d35920ba5ae3e4e1335c81ad40fd44b48254d67df35e50fe0356fc3e3534.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1048
- C:\Users\Admin\AppData\Local\Temp\8a69d35920ba5ae3e4e1335c81ad40fd44b48254d67df35e50fe0356fc3e3534.exe
  "C:\Users\Admin\AppData\Local\Temp\8a69d35920ba5ae3e4e1335c81ad40fd44b48254d67df35e50fe0356fc3e3534.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:620

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/620-54-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/620-55-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/620-57-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/620-59-0x00000000004E89C0-mapping.dmp

Download
memory/620-58-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/620-61-0x00000000759F1000-0x00000000759F3000-memory.dmp

Filesize
8KB

Download
memory/620-62-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/620-63-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/620-64-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads