35db112f74728975ac522b1bebfb909e3ef2df29ded1b89e45b8d06e0713c00c

Analysis

max time kernel
45s
max time network
49s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
25-11-2022 08:42

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General

Target

35db112f74728975ac522b1bebfb909e3ef2df29ded1b89e45b8d06e0713c00c.exe
Size

76KB
MD5

cfd9df076cba3b89f1c591548910898f
SHA1

0f81c153353ec38f93ea4c7e8193696deb23fc90
SHA256

35db112f74728975ac522b1bebfb909e3ef2df29ded1b89e45b8d06e0713c00c
SHA512

4022a21aa9eb75affd2a322aa94b0acc642dea6df5951e34addf08e385e5a2e74830c02a55f014f6684e70610774c8c3c3be65da2964a5edff4bf115bfcee0b7
SSDEEP

1536:NPUg3lR8iT9XUJi6NhqKV2onc6Kdwajcfx6HoWFwjhpgnGZYWhM2l:N33lR8Q9kJNNh3qxY6HoWF1G0

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/2032-55-0x0000000000400000-0x0000000000424000-memory.dmp	upx
behavioral1/memory/2032-58-0x0000000000400000-0x0000000000424000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

35db112f74728975ac522b1bebfb909e3ef2df29ded1b89e45b8d06e0713c00c.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run	35db112f74728975ac522b1bebfb909e3ef2df29ded1b89e45b8d06e0713c00c.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\35db112f74728975ac522b1bebfb909e3ef2df29ded1b89e45b8d06e0713c00c = "c:\\windows\\35db112f74728975ac522b1bebfb909e3ef2df29ded1b89e45b8d06e0713c00c.exe -m"	35db112f74728975ac522b1bebfb909e3ef2df29ded1b89e45b8d06e0713c00c.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:

35db112f74728975ac522b1bebfb909e3ef2df29ded1b89e45b8d06e0713c00c.exe

description	ioc	process
File created	\??\c:\windows\35db112f74728975ac522b1bebfb909e3ef2df29ded1b89e45b8d06e0713c00c.exe	35db112f74728975ac522b1bebfb909e3ef2df29ded1b89e45b8d06e0713c00c.exe
File opened for modification	\??\c:\windows\35db112f74728975ac522b1bebfb909e3ef2df29ded1b89e45b8d06e0713c00c.exe	35db112f74728975ac522b1bebfb909e3ef2df29ded1b89e45b8d06e0713c00c.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:

35db112f74728975ac522b1bebfb909e3ef2df29ded1b89e45b8d06e0713c00c.exe

pid	process
2032	35db112f74728975ac522b1bebfb909e3ef2df29ded1b89e45b8d06e0713c00c.exe
2032	35db112f74728975ac522b1bebfb909e3ef2df29ded1b89e45b8d06e0713c00c.exe

Suspicious use of SendNotifyMessage 2 IoCs

Processes:

35db112f74728975ac522b1bebfb909e3ef2df29ded1b89e45b8d06e0713c00c.exe

pid	process
2032	35db112f74728975ac522b1bebfb909e3ef2df29ded1b89e45b8d06e0713c00c.exe
2032	35db112f74728975ac522b1bebfb909e3ef2df29ded1b89e45b8d06e0713c00c.exe

C:\Users\Admin\AppData\Local\Temp\35db112f74728975ac522b1bebfb909e3ef2df29ded1b89e45b8d06e0713c00c.exe
"C:\Users\Admin\AppData\Local\Temp\35db112f74728975ac522b1bebfb909e3ef2df29ded1b89e45b8d06e0713c00c.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2032

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/2032-54-0x00000000766D1000-0x00000000766D3000-memory.dmp

Filesize
8KB

Download
memory/2032-56-0x00000000002D0000-0x00000000002E0000-memory.dmp

Filesize
64KB

Download
memory/2032-55-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2032-57-0x00000000002D0000-0x00000000002E0000-memory.dmp

Filesize
64KB

Download
memory/2032-59-0x00000000002D0000-0x00000000002D6000-memory.dmp

Filesize
24KB

Download
memory/2032-58-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads