57ce67151f624d1f96e566760734830238b0a91f67746b55454735fa0f731c4c

Analysis

max time kernel
40s
max time network
44s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
25-11-2022 08:37

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General

Target

57ce67151f624d1f96e566760734830238b0a91f67746b55454735fa0f731c4c.exe
Size

51KB
MD5

1d9c226f18c785005965fef5ae1736a8
SHA1

f3bb7399199d1e9cc076589ff60e588a2efdd9a0
SHA256

57ce67151f624d1f96e566760734830238b0a91f67746b55454735fa0f731c4c
SHA512

5bfe72a54dba76bd372c33c599077d6af3570882d17bfeb336f3996188b91dc31cf07bde4bceea7f964b43fcfc1c9a2556935eae345b67b3dbe5bb83b8d6be60
SSDEEP

1536:Ox/0fXKXAkU49OV+SGEYBocUaAuCSXebCq/Y6i2:Ox/0f7dwBoKUSubta2

Score

8^/10

discovery persistence upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1520-55-0x0000000000400000-0x0000000000422000-memory.dmp	upx
behavioral1/memory/1520-58-0x0000000000400000-0x0000000000422000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

57ce67151f624d1f96e566760734830238b0a91f67746b55454735fa0f731c4c.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run	57ce67151f624d1f96e566760734830238b0a91f67746b55454735fa0f731c4c.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\57ce67151f624d1f96e566760734830238b0a91f67746b55454735fa0f731c4c = "c:\\windows\\57ce67151f624d1f96e566760734830238b0a91f67746b55454735fa0f731c4c.exe -m"	57ce67151f624d1f96e566760734830238b0a91f67746b55454735fa0f731c4c.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops file in Windows directory 2 IoCs

Processes:

57ce67151f624d1f96e566760734830238b0a91f67746b55454735fa0f731c4c.exe

description	ioc	process
File created	\??\c:\windows\57ce67151f624d1f96e566760734830238b0a91f67746b55454735fa0f731c4c.exe	57ce67151f624d1f96e566760734830238b0a91f67746b55454735fa0f731c4c.exe
File opened for modification	\??\c:\windows\57ce67151f624d1f96e566760734830238b0a91f67746b55454735fa0f731c4c.exe	57ce67151f624d1f96e566760734830238b0a91f67746b55454735fa0f731c4c.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 FindShellTrayWindow 2 IoCs

Processes:

57ce67151f624d1f96e566760734830238b0a91f67746b55454735fa0f731c4c.exe

pid	process
1520	57ce67151f624d1f96e566760734830238b0a91f67746b55454735fa0f731c4c.exe
1520	57ce67151f624d1f96e566760734830238b0a91f67746b55454735fa0f731c4c.exe

Suspicious use of SendNotifyMessage 2 IoCs

Processes:

57ce67151f624d1f96e566760734830238b0a91f67746b55454735fa0f731c4c.exe

pid	process
1520	57ce67151f624d1f96e566760734830238b0a91f67746b55454735fa0f731c4c.exe
1520	57ce67151f624d1f96e566760734830238b0a91f67746b55454735fa0f731c4c.exe

C:\Users\Admin\AppData\Local\Temp\57ce67151f624d1f96e566760734830238b0a91f67746b55454735fa0f731c4c.exe
"C:\Users\Admin\AppData\Local\Temp\57ce67151f624d1f96e566760734830238b0a91f67746b55454735fa0f731c4c.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1520

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

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Downloads

memory/1520-54-0x0000000074D61000-0x0000000074D63000-memory.dmp

Filesize
8KB

Download
memory/1520-55-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/1520-56-0x00000000005F0000-0x00000000005FD000-memory.dmp

Filesize
52KB

Download
memory/1520-57-0x00000000005F0000-0x00000000005FD000-memory.dmp

Filesize
52KB

Download
memory/1520-58-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/1520-59-0x00000000005F0000-0x00000000005F6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads