81c662842c9be50cafd9dd411bd92ce0256402801ab59f311f56e5f2abef9a31

Analysis

max time kernel
121s
max time network
124s
platform
windows7_x64
resource
win7-20231025-en
resource tags

arch:x64arch:x86image:win7-20231025-enlocale:en-usos:windows7-x64system
submitted
22/11/2023, 06:02

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General

Target

81c662842c9be50cafd9dd411bd92ce0256402801ab59f311f56e5f2abef9a31.exe
Size

3.9MB
MD5

8e29eb5cba1a7cc263c88a642f55f69e
SHA1

1b187d8d18e73e299b56c6a6ac8a92332c1403de
SHA256

81c662842c9be50cafd9dd411bd92ce0256402801ab59f311f56e5f2abef9a31
SHA512

5de1755f909eede2af8c57d001ed2627eafea2153a718bf3bf0bf476b4bcee3e40d622acbc3a098c4e3ea3e67445784b37f6d4492297299b6a2ededf642f26fe
SSDEEP

98304:3RQ7O4+Yi9lVJBSfXcRNq6Pbyzgl1UbjLDgTiGeVs:3si9lBeqq6PbyzgcbjLbn+

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1224-1-0x0000000010000000-0x0000000010013000-memory.dmp	upx
behavioral1/memory/1224-2-0x0000000010000000-0x0000000010013000-memory.dmp	upx
behavioral1/memory/1224-4-0x0000000003780000-0x0000000003792000-memory.dmp	upx
behavioral1/memory/1224-5-0x0000000003780000-0x0000000003792000-memory.dmp	upx
behavioral1/memory/1224-32-0x0000000010000000-0x0000000010013000-memory.dmp	upx
behavioral1/memory/1224-33-0x0000000003780000-0x0000000003792000-memory.dmp	upx

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-1-5-21-1861898231-3446828954-4278112889-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	81c662842c9be50cafd9dd411bd92ce0256402801ab59f311f56e5f2abef9a31.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	81c662842c9be50cafd9dd411bd92ce0256402801ab59f311f56e5f2abef9a31.exe
Key created	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000\Software\Microsoft\Internet Explorer\Main	81c662842c9be50cafd9dd411bd92ce0256402801ab59f311f56e5f2abef9a31.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1224	81c662842c9be50cafd9dd411bd92ce0256402801ab59f311f56e5f2abef9a31.exe
1224	81c662842c9be50cafd9dd411bd92ce0256402801ab59f311f56e5f2abef9a31.exe
1224	81c662842c9be50cafd9dd411bd92ce0256402801ab59f311f56e5f2abef9a31.exe
1224	81c662842c9be50cafd9dd411bd92ce0256402801ab59f311f56e5f2abef9a31.exe

C:\Users\Admin\AppData\Local\Temp\81c662842c9be50cafd9dd411bd92ce0256402801ab59f311f56e5f2abef9a31.exe
"C:\Users\Admin\AppData\Local\Temp\81c662842c9be50cafd9dd411bd92ce0256402801ab59f311f56e5f2abef9a31.exe"
1⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1224

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

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

memory/1224-1-0x0000000010000000-0x0000000010013000-memory.dmp

Filesize
76KB

Download
memory/1224-2-0x0000000010000000-0x0000000010013000-memory.dmp

Filesize
76KB

Download
memory/1224-4-0x0000000003780000-0x0000000003792000-memory.dmp

Filesize
72KB

Download
memory/1224-5-0x0000000003780000-0x0000000003792000-memory.dmp

Filesize
72KB

Download
memory/1224-6-0x0000000004B90000-0x0000000004BF8000-memory.dmp

Filesize
416KB

Download
memory/1224-32-0x0000000010000000-0x0000000010013000-memory.dmp

Filesize
76KB

Download
memory/1224-33-0x0000000003780000-0x0000000003792000-memory.dmp

Filesize
72KB

Download