8daf2a0088faa54e2c2720af17559507bc68e318b080176895bdcb22edf01d5c

Analysis

max time kernel
120s
max time network
125s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
20/02/2024, 09:07 UTC

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General

Target

masScan_1.6/WinPcap_4_1_3.exe
Size

893KB
MD5

a11a2f0cfe6d0b4c50945989db6360cd
SHA1

e2516fcd1573e70334c8f50bee5241cdfdf48a00
SHA256

fc4623b113a1f603c0d9ad5f83130bd6de1c62b973be9892305132389c8588de
SHA512

2652d84eb91ca7957b4fb3ff77313e5dae978960492669242df4f246296f1bedaa48c0d33ffb286b2859a1b86ef5460060b551edca597b4ec60ee08676877c70
SSDEEP

24576:UBOldyR6ORWsaM2QROxa6jsqUENfJjNK/CG6niqiL:2KzqWsayROxa6QDENuaG+ifL

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 3 IoCs

pid	Process
1364	WinPcap_4_1_3.exe
1364	WinPcap_4_1_3.exe
1364	WinPcap_4_1_3.exe

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

System Information Discovery
T1082

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1364	WinPcap_4_1_3.exe

C:\Users\Admin\AppData\Local\Temp\masScan_1.6\WinPcap_4_1_3.exe
"C:\Users\Admin\AppData\Local\Temp\masScan_1.6\WinPcap_4_1_3.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: GetForegroundWindowSpam
PID:1364

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\nst34B8.tmp\ioSpecial.ini

Filesize
578B

MD5
046039dc97dd1cbaf204a41a2b4602cc

SHA1
f5aa81af7a3d2473d0167b1e98ec37d57c531ec1

SHA256
5a04deb65152716f7fe23281dcaa0730f339b79388e554371502218d364255f2

SHA512
6c39a58857738d590671ab54bc4d7b8818ad7412a55b15027b42b9473a3ee7b5996ed0930077866174701a28158e4ef780ea4263243afe08d0f2c563e2184788

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\Users\Admin\AppData\Local\Temp\nst34B8.tmp\InstallOptions.dll

Filesize
14KB

MD5
325b008aec81e5aaa57096f05d4212b5

SHA1
27a2d89747a20305b6518438eff5b9f57f7df5c3

SHA256
c9cd5c9609e70005926ae5171726a4142ffbcccc771d307efcd195dafc1e6b4b

SHA512
18362b3aee529a27e85cc087627ecf6e2d21196d725f499c4a185cb3a380999f43ff1833a8ebec3f5ba1d3a113ef83185770e663854121f2d8b885790115afdf

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\Users\Admin\AppData\Local\Temp\nst34B8.tmp\UserInfo.dll

Filesize
4KB

MD5
7579ade7ae1747a31960a228ce02e666

SHA1
8ec8571a296737e819dcf86353a43fcf8ec63351

SHA256
564c80dec62d76c53497c40094db360ff8a36e0dc1bda8383d0f9583138997f5

SHA512
a88bc56e938374c333b0e33cb72951635b5d5a98b9cb2d6785073cbcad23bf4c0f9f69d3b7e87b46c76eb03ced9bb786844ce87656a9e3df4ca24acf43d7a05b

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