142570777d5b1d3c0b855f7f09f93e16a92d021c19ee9ca92b678079aeb990e3

Analysis

max time kernel
139s
max time network
145s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
26/01/2024, 12:26

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General

Target

775b378565714b97a16bb1f310d8985f.exe
Size

75KB
MD5

775b378565714b97a16bb1f310d8985f
SHA1

d613c246b20be4fa736ac0b9b14474e6fa3f464b
SHA256

142570777d5b1d3c0b855f7f09f93e16a92d021c19ee9ca92b678079aeb990e3
SHA512

867bb38979e7ec680885233b0fa90e61dd1f29a8816b661994d4c0ad49dffbb9c9ec27f4ffe5363b4cf92ce77dcafa7d3d4f4cd2ee81eb4a1753848328261b6e
SSDEEP

1536:tKAwr2oYjuyZGj792gswbyT2+3QKfOOiydGbnouy8tMJ:tKQo2uym79fdKfOOiyduouttMJ

Score

7^/10

discovery persistence upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2916-0-0x0000000001090000-0x00000000010CD000-memory.dmp	upx
behavioral1/memory/2916-5-0x0000000001090000-0x00000000010CD000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Windows\CurrentVersion\Run\fef2fcf9eefbf1b9f2eff2 = "C:\\Users\\Admin\\AppData\\Roaming\\nylf.exe"	775b378565714b97a16bb1f310d8985f.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
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 3 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Main	775b378565714b97a16bb1f310d8985f.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	775b378565714b97a16bb1f310d8985f.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	775b378565714b97a16bb1f310d8985f.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2916	775b378565714b97a16bb1f310d8985f.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2916	775b378565714b97a16bb1f310d8985f.exe
2916	775b378565714b97a16bb1f310d8985f.exe

C:\Users\Admin\AppData\Local\Temp\775b378565714b97a16bb1f310d8985f.exe
"C:\Users\Admin\AppData\Local\Temp\775b378565714b97a16bb1f310d8985f.exe"
1⤵
- Adds Run key to start application
- Modifies Internet Explorer settings
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
PID:2916

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

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/2916-0-0x0000000001090000-0x00000000010CD000-memory.dmp

Filesize
244KB

Download
memory/2916-1-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/2916-5-0x0000000001090000-0x00000000010CD000-memory.dmp

Filesize
244KB

Download
memory/2916-6-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads