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
150s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
22/03/2023, 12:07

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Report Analysis Logs

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\International\Geo\Nation	7a9b9d247b96c611ffa61b99a7e5bf71a80c6891e99c3a9e8b4c87216e4c4006.exe

Executes dropped EXE 1 IoCs

pid	Process
844	OracleMozilla-1de4eec8-1241-4177-a864-e594e8d1fb38-tupe3.7.5.0.exe

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral3/memory/4828-134-0x00007FF7FF4C0000-0x00007FF7FFF47000-memory.dmp	upx
behavioral3/memory/4828-135-0x00007FF7FF4C0000-0x00007FF7FFF47000-memory.dmp	upx
behavioral3/files/0x000800000002312b-140.dat	upx
behavioral3/memory/4828-145-0x00007FF7FF4C0000-0x00007FF7FFF47000-memory.dmp	upx
behavioral3/files/0x000800000002312b-147.dat	upx
behavioral3/memory/4828-148-0x00007FF7FF4C0000-0x00007FF7FFF47000-memory.dmp	upx
behavioral3/memory/844-149-0x00007FF6F37C0000-0x00007FF6F4247000-memory.dmp	upx
behavioral3/memory/844-151-0x00007FF6F37C0000-0x00007FF6F4247000-memory.dmp	upx
behavioral3/memory/844-150-0x00007FF6F37C0000-0x00007FF6F4247000-memory.dmp	upx
behavioral3/memory/844-152-0x00007FF6F37C0000-0x00007FF6F4247000-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-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	7a9b9d247b96c611ffa61b99a7e5bf71a80c6891e99c3a9e8b4c87216e4c4006.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\OracleMozilla-1de4eec8-1241-4177-a864-e594e8d1fb38-tupe3.7.5.0 = "C:\\ProgramData\\OracleMozilla-1de4eec8-1241-4177-a864-e594e8d1fb38-tupe3.7.5.0\\OracleMozilla-1de4eec8-1241-4177-a864-e594e8d1fb38-tupe3.7.5.0.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 4828 wrote to memory of 844	4828	7a9b9d247b96c611ffa61b99a7e5bf71a80c6891e99c3a9e8b4c87216e4c4006.exe	83
PID 4828 wrote to memory of 844	4828	7a9b9d247b96c611ffa61b99a7e5bf71a80c6891e99c3a9e8b4c87216e4c4006.exe	83

C:\Users\Admin\AppData\Local\Temp\7a9b9d247b96c611ffa61b99a7e5bf71a80c6891e99c3a9e8b4c87216e4c4006.exe
"C:\Users\Admin\AppData\Local\Temp\7a9b9d247b96c611ffa61b99a7e5bf71a80c6891e99c3a9e8b4c87216e4c4006.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4828
- C:\ProgramData\OracleMozilla-1de4eec8-1241-4177-a864-e594e8d1fb38-tupe3.7.5.0\OracleMozilla-1de4eec8-1241-4177-a864-e594e8d1fb38-tupe3.7.5.0.exe
  "C:\ProgramData\OracleMozilla-1de4eec8-1241-4177-a864-e594e8d1fb38-tupe3.7.5.0\OracleMozilla-1de4eec8-1241-4177-a864-e594e8d1fb38-tupe3.7.5.0.exe"
  2⤵
  - Executes dropped EXE
  PID:844

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

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\OracleMozilla-1de4eec8-1241-4177-a864-e594e8d1fb38-tupe3.7.5.0\OracleMozilla-1de4eec8-1241-4177-a864-e594e8d1fb38-tupe3.7.5.0.exe

Filesize
749.4MB

MD5
91dc5744f4b5dc761815b5f346fbdb59

SHA1
744358caf774b0bf364fcd47757e54649cf02f05

SHA256
293e4c311c1f059975549f978c55b3aab093695e0f14f13ccb29ae48e4f9b9af

SHA512
1b16018e3853ded7213106a7565a9401d739440be2ab95b7acb3396e162c875def4560be49cf3745f7a75accec8ba499d30ed41fcb2f5a58d0d69fe22710166a

Download Submit
C:\ProgramData\OracleMozilla-1de4eec8-1241-4177-a864-e594e8d1fb38-tupe3.7.5.0\OracleMozilla-1de4eec8-1241-4177-a864-e594e8d1fb38-tupe3.7.5.0.exe

Filesize
749.4MB

MD5
91dc5744f4b5dc761815b5f346fbdb59

SHA1
744358caf774b0bf364fcd47757e54649cf02f05

SHA256
293e4c311c1f059975549f978c55b3aab093695e0f14f13ccb29ae48e4f9b9af

SHA512
1b16018e3853ded7213106a7565a9401d739440be2ab95b7acb3396e162c875def4560be49cf3745f7a75accec8ba499d30ed41fcb2f5a58d0d69fe22710166a

Download Submit
memory/844-149-0x00007FF6F37C0000-0x00007FF6F4247000-memory.dmp

Filesize
10.5MB

Download
memory/844-151-0x00007FF6F37C0000-0x00007FF6F4247000-memory.dmp

Filesize
10.5MB

Download
memory/844-150-0x00007FF6F37C0000-0x00007FF6F4247000-memory.dmp

Filesize
10.5MB

Download
memory/844-152-0x00007FF6F37C0000-0x00007FF6F4247000-memory.dmp

Filesize
10.5MB

Download
memory/4828-134-0x00007FF7FF4C0000-0x00007FF7FFF47000-memory.dmp

Filesize
10.5MB

Download
memory/4828-135-0x00007FF7FF4C0000-0x00007FF7FFF47000-memory.dmp

Filesize
10.5MB

Download
memory/4828-145-0x00007FF7FF4C0000-0x00007FF7FFF47000-memory.dmp

Filesize
10.5MB

Download
memory/4828-148-0x00007FF7FF4C0000-0x00007FF7FFF47000-memory.dmp

Filesize
10.5MB

Download