437644f13e9c50edd26cbdd18b12cc930286da732a172a787a8ba61bd5da4df2

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
12-09-2024 18:07

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General

Target

$PLUGINSDIR/WinPcap_4_1_3.exe
Size

893KB
MD5

a11a2f0cfe6d0b4c50945989db6360cd
SHA1

e2516fcd1573e70334c8f50bee5241cdfdf48a00
SHA256

fc4623b113a1f603c0d9ad5f83130bd6de1c62b973be9892305132389c8588de
SHA512

2652d84eb91ca7957b4fb3ff77313e5dae978960492669242df4f246296f1bedaa48c0d33ffb286b2859a1b86ef5460060b551edca597b4ec60ee08676877c70
SSDEEP

24576:UBOldyR6ORWsaM2QROxa6jsqUENfJjNK/CG6niqiL:2KzqWsayROxa6QDENuaG+ifL

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 3 IoCs

Processes:

WinPcap_4_1_3.exe

pid process

1244 WinPcap_4_1_3.exe
1244 WinPcap_4_1_3.exe
1244 WinPcap_4_1_3.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
discovery

System Language Discovery
T1614.001

Processes:

WinPcap_4_1_3.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WinPcap_4_1_3.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

WinPcap_4_1_3.exe

pid process

1244 WinPcap_4_1_3.exe

pid	process
1244	WinPcap_4_1_3.exe
1244	WinPcap_4_1_3.exe
1244	WinPcap_4_1_3.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WinPcap_4_1_3.exe

pid	process
1244	WinPcap_4_1_3.exe

C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\WinPcap_4_1_3.exe
"C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\WinPcap_4_1_3.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
PID:1244

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nsjB77E.tmp\ioSpecial.ini

Filesize
578B

MD5
837914e61dc5867734e922dd8b19f60c

SHA1
83ac021097f143eb14317a442c68d4343eba26a3

SHA256
4cd379385bc295a6058f24746da556657866cffad5d0280d4efbb797399702b8

SHA512
953bc4afe8dbfe9ce31e428b93da662376a176322e50b3c72ef3ca6c692dd8f497a9df9276ff84676ec98370850c4305af94dfd03e5ae9b8c0d7d9b2964d562c

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C:\Users\Admin\AppData\Local\Temp\nsjB77E.tmp\ioSpecial.ini

Filesize
617B

MD5
5afb0efa1db8bbd0ad870239d202cc33

SHA1
5c2968ec45120fd96fb3fa457662c62e545d4d67

SHA256
44ada615c77caf1427f2e9b8cfc9de08df5152d3d42a2be8a18b62db14260114

SHA512
d28ac52656eb009ae59f74a0a818448f1fe6deedcc78b5459d0ba5828760522be8aa8ab802410655e631949ccb8027dbe92ca4bbe2c76b48e1b6c59424259592

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\Users\Admin\AppData\Local\Temp\nsjB77E.tmp\InstallOptions.dll

Filesize
14KB

MD5
325b008aec81e5aaa57096f05d4212b5

SHA1
27a2d89747a20305b6518438eff5b9f57f7df5c3

SHA256
c9cd5c9609e70005926ae5171726a4142ffbcccc771d307efcd195dafc1e6b4b

SHA512
18362b3aee529a27e85cc087627ecf6e2d21196d725f499c4a185cb3a380999f43ff1833a8ebec3f5ba1d3a113ef83185770e663854121f2d8b885790115afdf

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\Users\Admin\AppData\Local\Temp\nsjB77E.tmp\UserInfo.dll

Filesize
4KB

MD5
7579ade7ae1747a31960a228ce02e666

SHA1
8ec8571a296737e819dcf86353a43fcf8ec63351

SHA256
564c80dec62d76c53497c40094db360ff8a36e0dc1bda8383d0f9583138997f5

SHA512
a88bc56e938374c333b0e33cb72951635b5d5a98b9cb2d6785073cbcad23bf4c0f9f69d3b7e87b46c76eb03ced9bb786844ce87656a9e3df4ca24acf43d7a05b

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