Analysis
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max time kernel
146s -
max time network
158s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
19/02/2025, 06:29
Static task
static1
Behavioral task
behavioral1
Sample
Quote_2025-0770915101-UAE-25_pdf.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
Quote_2025-0770915101-UAE-25_pdf.exe
Resource
win10v2004-20250217-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20241010-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20250217-en
Behavioral task
behavioral5
Sample
Foredooming/undervisningsformens.app
Resource
macos-20241106-en
General
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Target
Quote_2025-0770915101-UAE-25_pdf.exe
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Size
669KB
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MD5
88c611266f18f7db91d7755063429d75
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SHA1
1b1086c2217f9a6bf743007a958eff87a0293bd8
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SHA256
7ef76197f97772ab780fe7921992a6e95af21cba5d200302d47a5dbb7fde636e
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SHA512
7e9cd2d6776fbca98c7e75c60cb37ea29d468c7b447d5e0f0c71636196ae603718827f0a4b0f64c10e2fce0afce877ec8983d8df8d8b86707552998584a7e2de
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SSDEEP
12288:ZfZ6QaYTUyLt4y7Er2/YHVy6gzt2s+CBxpObgVMNkhtHXbai1P4dXO:ZIdIte2/Y1vgtB+YQbg+NotWiR4w
Malware Config
Signatures
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Guloader family
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Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
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Loads dropped DLL 1 IoCs
pid Process 2240 Quote_2025-0770915101-UAE-25_pdf.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 3 drive.google.com 5 drive.google.com -
Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
pid Process 3044 Quote_2025-0770915101-UAE-25_pdf.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 2240 Quote_2025-0770915101-UAE-25_pdf.exe 3044 Quote_2025-0770915101-UAE-25_pdf.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Quote_2025-0770915101-UAE-25_pdf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Quote_2025-0770915101-UAE-25_pdf.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2240 Quote_2025-0770915101-UAE-25_pdf.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3044 Quote_2025-0770915101-UAE-25_pdf.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 2240 wrote to memory of 3044 2240 Quote_2025-0770915101-UAE-25_pdf.exe 30 PID 2240 wrote to memory of 3044 2240 Quote_2025-0770915101-UAE-25_pdf.exe 30 PID 2240 wrote to memory of 3044 2240 Quote_2025-0770915101-UAE-25_pdf.exe 30 PID 2240 wrote to memory of 3044 2240 Quote_2025-0770915101-UAE-25_pdf.exe 30 PID 2240 wrote to memory of 3044 2240 Quote_2025-0770915101-UAE-25_pdf.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\Quote_2025-0770915101-UAE-25_pdf.exe"C:\Users\Admin\AppData\Local\Temp\Quote_2025-0770915101-UAE-25_pdf.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2240 -
C:\Users\Admin\AppData\Local\Temp\Quote_2025-0770915101-UAE-25_pdf.exe"C:\Users\Admin\AppData\Local\Temp\Quote_2025-0770915101-UAE-25_pdf.exe"2⤵
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3044
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
37B
MD54fbe761fb296431fa2b2b2f1b2151773
SHA122b08baab25ba9367620747f559b8a9900d39f5e
SHA2564e71a5b2c04ec9db74bb59e1ee2caa7a68d4a393f81ab3bac48226919fa35a5b
SHA512822b45bc5c8745af9fb4abe43bc4ae74bf06cc24c8d9760cd0c619f5b5805a9cf46f1b1e0d1d082130573cc72c6f060232f117ac9e1544a84083fad197316a80
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Filesize
11KB
MD575ed96254fbf894e42058062b4b4f0d1
SHA1996503f1383b49021eb3427bc28d13b5bbd11977
SHA256a632d74332b3f08f834c732a103dafeb09a540823a2217ca7f49159755e8f1d7
SHA51258174896db81d481947b8745dafe3a02c150f3938bb4543256e8cce1145154e016d481df9fe68dac6d48407c62cbe20753320ebd5fe5e84806d07ce78e0eb0c4