7c85b262e947094ebca795810d96d1e7bbe4d5c59a70a57c5791e4c1364172a2

Analysis

max time kernel
155s
max time network
179s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2022 11:27

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General

Target

7c85b262e947094ebca795810d96d1e7bbe4d5c59a70a57c5791e4c1364172a2.exe
Size

931KB
MD5

f21e9f0df3119f330e7bfb9128533f49
SHA1

2d701a204cecbaccc516af53eb10e446a51c039e
SHA256

7c85b262e947094ebca795810d96d1e7bbe4d5c59a70a57c5791e4c1364172a2
SHA512

0a4d2261d0b74dc5bea1e784b8f7761202e90dae5fa385917471051e8a4e1d0e32d79a8dc8b905bae4c12a33b17a83a8da2336d87c6017d34df46af1168db1ad
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
behavioral2/memory/1604-133-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/1604-135-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/1604-136-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/1604-137-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/1604-138-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/1604-139-0x0000000000400000-0x00000000004EA000-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	7c85b262e947094ebca795810d96d1e7bbe4d5c59a70a57c5791e4c1364172a2.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	7c85b262e947094ebca795810d96d1e7bbe4d5c59a70a57c5791e4c1364172a2.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	7c85b262e947094ebca795810d96d1e7bbe4d5c59a70a57c5791e4c1364172a2.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	7c85b262e947094ebca795810d96d1e7bbe4d5c59a70a57c5791e4c1364172a2.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2636 set thread context of 1604	2636	7c85b262e947094ebca795810d96d1e7bbe4d5c59a70a57c5791e4c1364172a2.exe	85

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1604	7c85b262e947094ebca795810d96d1e7bbe4d5c59a70a57c5791e4c1364172a2.exe
1604	7c85b262e947094ebca795810d96d1e7bbe4d5c59a70a57c5791e4c1364172a2.exe
1604	7c85b262e947094ebca795810d96d1e7bbe4d5c59a70a57c5791e4c1364172a2.exe
1604	7c85b262e947094ebca795810d96d1e7bbe4d5c59a70a57c5791e4c1364172a2.exe
1604	7c85b262e947094ebca795810d96d1e7bbe4d5c59a70a57c5791e4c1364172a2.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2636 wrote to memory of 1604	2636	7c85b262e947094ebca795810d96d1e7bbe4d5c59a70a57c5791e4c1364172a2.exe	85
PID 2636 wrote to memory of 1604	2636	7c85b262e947094ebca795810d96d1e7bbe4d5c59a70a57c5791e4c1364172a2.exe	85
PID 2636 wrote to memory of 1604	2636	7c85b262e947094ebca795810d96d1e7bbe4d5c59a70a57c5791e4c1364172a2.exe	85
PID 2636 wrote to memory of 1604	2636	7c85b262e947094ebca795810d96d1e7bbe4d5c59a70a57c5791e4c1364172a2.exe	85
PID 2636 wrote to memory of 1604	2636	7c85b262e947094ebca795810d96d1e7bbe4d5c59a70a57c5791e4c1364172a2.exe	85
PID 2636 wrote to memory of 1604	2636	7c85b262e947094ebca795810d96d1e7bbe4d5c59a70a57c5791e4c1364172a2.exe	85
PID 2636 wrote to memory of 1604	2636	7c85b262e947094ebca795810d96d1e7bbe4d5c59a70a57c5791e4c1364172a2.exe	85
PID 2636 wrote to memory of 1604	2636	7c85b262e947094ebca795810d96d1e7bbe4d5c59a70a57c5791e4c1364172a2.exe	85

C:\Users\Admin\AppData\Local\Temp\7c85b262e947094ebca795810d96d1e7bbe4d5c59a70a57c5791e4c1364172a2.exe
"C:\Users\Admin\AppData\Local\Temp\7c85b262e947094ebca795810d96d1e7bbe4d5c59a70a57c5791e4c1364172a2.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2636
- C:\Users\Admin\AppData\Local\Temp\7c85b262e947094ebca795810d96d1e7bbe4d5c59a70a57c5791e4c1364172a2.exe
  "C:\Users\Admin\AppData\Local\Temp\7c85b262e947094ebca795810d96d1e7bbe4d5c59a70a57c5791e4c1364172a2.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1604

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/1604-133-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1604-135-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1604-136-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1604-137-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1604-138-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1604-139-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads