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
146s
max time network
34s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
22/03/2023, 12:05

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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
832	TemplatesMozilla-1de4eec8-1241-4177-a864-e594e8d1fb38-tupe5.1.0.1.exe

Loads dropped DLL 1 IoCs

pid	Process
1652	7a9b9d247b96c611ffa61b99a7e5bf71a80c6891e99c3a9e8b4c87216e4c4006.exe

UPX packed file 11 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1652-54-0x000000013F1D0000-0x000000013FC57000-memory.dmp	upx
behavioral1/memory/1652-55-0x000000013F1D0000-0x000000013FC57000-memory.dmp	upx
behavioral1/memory/1652-56-0x000000013F1D0000-0x000000013FC57000-memory.dmp	upx
behavioral1/memory/1652-58-0x000000013F1D0000-0x000000013FC57000-memory.dmp	upx
behavioral1/files/0x000a000000012302-61.dat	upx
behavioral1/memory/1652-63-0x000000013F1D0000-0x000000013FC57000-memory.dmp	upx
behavioral1/files/0x000a000000012302-64.dat	upx
behavioral1/memory/832-65-0x000000013F590000-0x0000000140017000-memory.dmp	upx
behavioral1/memory/832-66-0x000000013F590000-0x0000000140017000-memory.dmp	upx
behavioral1/memory/832-67-0x000000013F590000-0x0000000140017000-memory.dmp	upx
behavioral1/memory/832-68-0x000000013F590000-0x0000000140017000-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-1-5-21-3948302646-268491222-1934009652-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	7a9b9d247b96c611ffa61b99a7e5bf71a80c6891e99c3a9e8b4c87216e4c4006.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Windows\CurrentVersion\Run\TemplatesMozilla-1de4eec8-1241-4177-a864-e594e8d1fb38-tupe5.1.0.1 = "C:\\ProgramData\\TemplatesMozilla-1de4eec8-1241-4177-a864-e594e8d1fb38-tupe5.1.0.1\\TemplatesMozilla-1de4eec8-1241-4177-a864-e594e8d1fb38-tupe5.1.0.1.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 3 IoCs

description	pid	Process	procid_target
PID 1652 wrote to memory of 832	1652	7a9b9d247b96c611ffa61b99a7e5bf71a80c6891e99c3a9e8b4c87216e4c4006.exe	28
PID 1652 wrote to memory of 832	1652	7a9b9d247b96c611ffa61b99a7e5bf71a80c6891e99c3a9e8b4c87216e4c4006.exe	28
PID 1652 wrote to memory of 832	1652	7a9b9d247b96c611ffa61b99a7e5bf71a80c6891e99c3a9e8b4c87216e4c4006.exe	28

C:\Users\Admin\AppData\Local\Temp\7a9b9d247b96c611ffa61b99a7e5bf71a80c6891e99c3a9e8b4c87216e4c4006.exe
"C:\Users\Admin\AppData\Local\Temp\7a9b9d247b96c611ffa61b99a7e5bf71a80c6891e99c3a9e8b4c87216e4c4006.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1652
- C:\ProgramData\TemplatesMozilla-1de4eec8-1241-4177-a864-e594e8d1fb38-tupe5.1.0.1\TemplatesMozilla-1de4eec8-1241-4177-a864-e594e8d1fb38-tupe5.1.0.1.exe
  "C:\ProgramData\TemplatesMozilla-1de4eec8-1241-4177-a864-e594e8d1fb38-tupe5.1.0.1\TemplatesMozilla-1de4eec8-1241-4177-a864-e594e8d1fb38-tupe5.1.0.1.exe"
  2⤵
  - Executes dropped EXE
  PID:832

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\TemplatesMozilla-1de4eec8-1241-4177-a864-e594e8d1fb38-tupe5.1.0.1\TemplatesMozilla-1de4eec8-1241-4177-a864-e594e8d1fb38-tupe5.1.0.1.exe

Filesize
786.5MB

MD5
39dbcdbf5c0d445524d756c94b902ae1

SHA1
7c457753ebed0f59685ecb310ed77e129e065bd2

SHA256
9fb6c5599a18fd7084b243d690e4e2da489736144bd4d5e8b5a6cfa0e169f3f9

SHA512
34b83a574eeaa144d0e1559645cc5f215b8cbcf0e22fe8d3fa46c386e1678d25b3eb62cec1e2d2c049d0fdd26cf86377ef399034e4c370ddb3aad08bcfb1a641

Download Submit
\ProgramData\TemplatesMozilla-1de4eec8-1241-4177-a864-e594e8d1fb38-tupe5.1.0.1\TemplatesMozilla-1de4eec8-1241-4177-a864-e594e8d1fb38-tupe5.1.0.1.exe

Filesize
786.5MB

MD5
39dbcdbf5c0d445524d756c94b902ae1

SHA1
7c457753ebed0f59685ecb310ed77e129e065bd2

SHA256
9fb6c5599a18fd7084b243d690e4e2da489736144bd4d5e8b5a6cfa0e169f3f9

SHA512
34b83a574eeaa144d0e1559645cc5f215b8cbcf0e22fe8d3fa46c386e1678d25b3eb62cec1e2d2c049d0fdd26cf86377ef399034e4c370ddb3aad08bcfb1a641

Download Submit
memory/832-65-0x000000013F590000-0x0000000140017000-memory.dmp

Filesize
10.5MB

Download
memory/832-66-0x000000013F590000-0x0000000140017000-memory.dmp

Filesize
10.5MB

Download
memory/832-67-0x000000013F590000-0x0000000140017000-memory.dmp

Filesize
10.5MB

Download
memory/832-68-0x000000013F590000-0x0000000140017000-memory.dmp

Filesize
10.5MB

Download
memory/1652-54-0x000000013F1D0000-0x000000013FC57000-memory.dmp

Filesize
10.5MB

Download
memory/1652-55-0x000000013F1D0000-0x000000013FC57000-memory.dmp

Filesize
10.5MB

Download
memory/1652-56-0x000000013F1D0000-0x000000013FC57000-memory.dmp

Filesize
10.5MB

Download
memory/1652-58-0x000000013F1D0000-0x000000013FC57000-memory.dmp

Filesize
10.5MB

Download
memory/1652-63-0x000000013F1D0000-0x000000013FC57000-memory.dmp

Filesize
10.5MB

Download