87468994de553e04324e09783c1761c88323443dab1ec50b6417998492e55310

Analysis

max time kernel
35s
max time network
58s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
19-10-2022 22:22

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General

Target

87468994de553e04324e09783c1761c88323443dab1ec50b6417998492e55310.exe
Size

1.9MB
MD5

81eb6b05994c6153ff5ef32c1a505d6a
SHA1

48904213976bc495c19402023b1052ff6157ecdb
SHA256

87468994de553e04324e09783c1761c88323443dab1ec50b6417998492e55310
SHA512

1db140e7792b1ec5616d5590f26c257eaee82344db8bdeda6b933e3f3cc1d55e1ee9f6ce912d8c8cf0b502e853a07779c1977fef423e2ce2ea6b141226875170
SSDEEP

49152:BUEOP9kFF8/BLWHTaSs5QDWEiUfYO9WkuYOpHzdiURUYgm:uG2NiTWEokuHpTdfUm

Score

9^/10

upx

Malware Config

Signatures

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x00140000000054ab-56.dat	acprotect

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x00140000000054ab-56.dat	upx
behavioral1/memory/1632-57-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral1/memory/1632-59-0x0000000010000000-0x000000001003D000-memory.dmp	upx

Loads dropped DLL 1 IoCs

pid	Process
1632	87468994de553e04324e09783c1761c88323443dab1ec50b6417998492e55310.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

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-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main	87468994de553e04324e09783c1761c88323443dab1ec50b6417998492e55310.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	87468994de553e04324e09783c1761c88323443dab1ec50b6417998492e55310.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	87468994de553e04324e09783c1761c88323443dab1ec50b6417998492e55310.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1632	87468994de553e04324e09783c1761c88323443dab1ec50b6417998492e55310.exe
1632	87468994de553e04324e09783c1761c88323443dab1ec50b6417998492e55310.exe
1632	87468994de553e04324e09783c1761c88323443dab1ec50b6417998492e55310.exe
1632	87468994de553e04324e09783c1761c88323443dab1ec50b6417998492e55310.exe
1632	87468994de553e04324e09783c1761c88323443dab1ec50b6417998492e55310.exe
1632	87468994de553e04324e09783c1761c88323443dab1ec50b6417998492e55310.exe

C:\Users\Admin\AppData\Local\Temp\87468994de553e04324e09783c1761c88323443dab1ec50b6417998492e55310.exe
"C:\Users\Admin\AppData\Local\Temp\87468994de553e04324e09783c1761c88323443dab1ec50b6417998492e55310.exe"
1⤵
- Loads dropped DLL
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1632

Network

MITRE ATT&CK Enterprise v6

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

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Downloads

\Users\Admin\AppData\Local\Temp\SkinH_EL.dll

Filesize
86KB

MD5
147127382e001f495d1842ee7a9e7912

SHA1
92d1ed56032183c75d4b57d7ce30b1c4ae11dc9b

SHA256
edf679c02ea2e170e67ab20dfc18558e2bfb4ee5d59eceeaea4b1ad1a626c3cc

SHA512
97f5ae90a1bbacfe39b9e0f2954c24f9896cc9dca9d14364c438862996f3bbc04a4aa515742fccb3679d222c1302f5bb40c7eaddd6b5859d2d6ef79490243a4d

Download Submit
memory/1632-54-0x0000000075B41000-0x0000000075B43000-memory.dmp

Filesize
8KB

Download
memory/1632-55-0x0000000000400000-0x0000000000790001-memory.dmp

Filesize
3.6MB

Download
memory/1632-57-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1632-58-0x0000000000400000-0x0000000000790001-memory.dmp

Filesize
3.6MB

Download
memory/1632-59-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download