7a9b9d247b96c611ffa61b99a7e5bf71a80c6891e99c3a9e8b4c87216e4c4006

Resubmissions

22/03/2023, 12:07

230322-pafjmagf74 7

22/03/2023, 12:05

230322-n9pe5sgf67 7

22/03/2023, 10:15

230322-maftaagc26 7

Analysis

max time kernel
148s
max time network
65s
platform
windows10-1703_x64
resource
win10-20230220-en
resource tags

arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
submitted
22/03/2023, 12:07

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General

Target

7a9b9d247b96c611ffa61b99a7e5bf71a80c6891e99c3a9e8b4c87216e4c4006.exe
Size

7.8MB
MD5

89f7111c4e38e1b15d34cd9c294e410f
SHA1

af2afcafd84f6f6fae558975a8b9a86eb8736bce
SHA256

7a9b9d247b96c611ffa61b99a7e5bf71a80c6891e99c3a9e8b4c87216e4c4006
SHA512

2285893d4a5f3e020d77c68b86a10cf071b63a3bda826290613939285f045f403e545b8c026d254095e40d3cfe0acaf1c98d84d4817b1fb8b1b4f7ad41fee367
SSDEEP

98304:7Tk8J2RM4/x0lBKz3DM2k0JNl/6hLIhlPcArUNpHHKtXfvZv2LMnL5wGwCtT/PCB:U8GM493FZ+LGrUy0IL/B

Score

7^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3220	WindowsHolographicDevicesregid.1991-06.com.microsoft-tupe1.0.1.7.exe

UPX packed file 9 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2532-121-0x00007FF64EC30000-0x00007FF64F6B7000-memory.dmp	upx
behavioral2/memory/2532-122-0x00007FF64EC30000-0x00007FF64F6B7000-memory.dmp	upx
behavioral2/memory/2532-126-0x00007FF64EC30000-0x00007FF64F6B7000-memory.dmp	upx
behavioral2/files/0x000900000001af22-128.dat	upx
behavioral2/memory/2532-129-0x00007FF64EC30000-0x00007FF64F6B7000-memory.dmp	upx
behavioral2/memory/3220-130-0x00007FF782B40000-0x00007FF7835C7000-memory.dmp	upx
behavioral2/memory/3220-131-0x00007FF782B40000-0x00007FF7835C7000-memory.dmp	upx
behavioral2/memory/3220-132-0x00007FF782B40000-0x00007FF7835C7000-memory.dmp	upx
behavioral2/memory/3220-133-0x00007FF782B40000-0x00007FF7835C7000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1311743041-1167936498-546579926-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	7a9b9d247b96c611ffa61b99a7e5bf71a80c6891e99c3a9e8b4c87216e4c4006.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1311743041-1167936498-546579926-1000\Software\Microsoft\Windows\CurrentVersion\Run\WindowsHolographicDevicesregid.1991-06.com.microsoft-tupe1.0.1.7 = "C:\\ProgramData\\WindowsHolographicDevicesregid.1991-06.com.microsoft-tupe1.0.1.7\\WindowsHolographicDevicesregid.1991-06.com.microsoft-tupe1.0.1.7.exe"	7a9b9d247b96c611ffa61b99a7e5bf71a80c6891e99c3a9e8b4c87216e4c4006.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2532 wrote to memory of 3220	2532	7a9b9d247b96c611ffa61b99a7e5bf71a80c6891e99c3a9e8b4c87216e4c4006.exe	66
PID 2532 wrote to memory of 3220	2532	7a9b9d247b96c611ffa61b99a7e5bf71a80c6891e99c3a9e8b4c87216e4c4006.exe	66

C:\Users\Admin\AppData\Local\Temp\7a9b9d247b96c611ffa61b99a7e5bf71a80c6891e99c3a9e8b4c87216e4c4006.exe
"C:\Users\Admin\AppData\Local\Temp\7a9b9d247b96c611ffa61b99a7e5bf71a80c6891e99c3a9e8b4c87216e4c4006.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2532
- C:\ProgramData\WindowsHolographicDevicesregid.1991-06.com.microsoft-tupe1.0.1.7\WindowsHolographicDevicesregid.1991-06.com.microsoft-tupe1.0.1.7.exe
  "C:\ProgramData\WindowsHolographicDevicesregid.1991-06.com.microsoft-tupe1.0.1.7\WindowsHolographicDevicesregid.1991-06.com.microsoft-tupe1.0.1.7.exe"
  2⤵
  - Executes dropped EXE
  PID:3220

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\WindowsHolographicDevicesregid.1991-06.com.microsoft-tupe1.0.1.7\WindowsHolographicDevicesregid.1991-06.com.microsoft-tupe1.0.1.7.exe

Filesize
602.5MB

MD5
fa176a7b991b6a29944d2f4a942c8d45

SHA1
1561cbf20b1309e0f25b846918e57277470e7c2a

SHA256
0539d122a4f30e2bce5f815f5c970d4b0b71ef0fa585d310cdecdde4be2c0739

SHA512
45764874b22dcb3e760d83ff975c1d76077870cba39f1af731df2825e6e3d66e23ebf95d8150ffb6894ecd790220cdfab26012e9d93afdde849cc43816a6acdb

Download Submit
memory/2532-121-0x00007FF64EC30000-0x00007FF64F6B7000-memory.dmp

Filesize
10.5MB

Download
memory/2532-122-0x00007FF64EC30000-0x00007FF64F6B7000-memory.dmp

Filesize
10.5MB

Download
memory/2532-126-0x00007FF64EC30000-0x00007FF64F6B7000-memory.dmp

Filesize
10.5MB

Download
memory/2532-129-0x00007FF64EC30000-0x00007FF64F6B7000-memory.dmp

Filesize
10.5MB

Download
memory/3220-130-0x00007FF782B40000-0x00007FF7835C7000-memory.dmp

Filesize
10.5MB

Download
memory/3220-131-0x00007FF782B40000-0x00007FF7835C7000-memory.dmp

Filesize
10.5MB

Download
memory/3220-132-0x00007FF782B40000-0x00007FF7835C7000-memory.dmp

Filesize
10.5MB

Download
memory/3220-133-0x00007FF782B40000-0x00007FF7835C7000-memory.dmp

Filesize
10.5MB

Download