Analysis
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max time kernel
138s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
03/04/2024, 11:15
Static task
static1
Behavioral task
behavioral1
Sample
yWQK3JWrMiYdSNG.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
yWQK3JWrMiYdSNG.exe
Resource
win10v2004-20240226-en
General
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Target
yWQK3JWrMiYdSNG.exe
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Size
632KB
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MD5
6ceddbf6cce1a61048b8c9f2f42108c5
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SHA1
a9aadd0abed5397ae62f6095e5b05f5d5eb9055f
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SHA256
105c79d054029dcf3d38c5ba526dc7c111cc2e2e6fb2555a88c0820a6ba9eb52
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SHA512
e9f733cad22fbb711ea029039aefe799c6172e81b275f93c8699d912e289e47ee93b1282f005e941780284ad74359d85aa20d583754eb39c11581ab8c090e1b7
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SSDEEP
12288:lZcsd8531D0sDjNvu56pw/XVyBcYZkYeUZJouWPZzQvX/Lgf2LWl:ltK1D0+NW5MeVyB8LGJouq6//Ef2al
Malware Config
Extracted
Protocol: smtp- Host:
mail.funworld.co.id - Port:
587 - Username:
[email protected] - Password:
fwp123mail
Extracted
agenttesla
Protocol: smtp- Host:
mail.funworld.co.id - Port:
587 - Username:
[email protected] - Password:
fwp123mail - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation yWQK3JWrMiYdSNG.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1596 set thread context of 2220 1596 yWQK3JWrMiYdSNG.exe 108 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4412 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 3836 powershell.exe 3836 powershell.exe 2220 yWQK3JWrMiYdSNG.exe 2220 yWQK3JWrMiYdSNG.exe 2220 yWQK3JWrMiYdSNG.exe 3836 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3836 powershell.exe Token: SeDebugPrivilege 2220 yWQK3JWrMiYdSNG.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2220 yWQK3JWrMiYdSNG.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 1596 wrote to memory of 3836 1596 yWQK3JWrMiYdSNG.exe 104 PID 1596 wrote to memory of 3836 1596 yWQK3JWrMiYdSNG.exe 104 PID 1596 wrote to memory of 3836 1596 yWQK3JWrMiYdSNG.exe 104 PID 1596 wrote to memory of 4412 1596 yWQK3JWrMiYdSNG.exe 106 PID 1596 wrote to memory of 4412 1596 yWQK3JWrMiYdSNG.exe 106 PID 1596 wrote to memory of 4412 1596 yWQK3JWrMiYdSNG.exe 106 PID 1596 wrote to memory of 2220 1596 yWQK3JWrMiYdSNG.exe 108 PID 1596 wrote to memory of 2220 1596 yWQK3JWrMiYdSNG.exe 108 PID 1596 wrote to memory of 2220 1596 yWQK3JWrMiYdSNG.exe 108 PID 1596 wrote to memory of 2220 1596 yWQK3JWrMiYdSNG.exe 108 PID 1596 wrote to memory of 2220 1596 yWQK3JWrMiYdSNG.exe 108 PID 1596 wrote to memory of 2220 1596 yWQK3JWrMiYdSNG.exe 108 PID 1596 wrote to memory of 2220 1596 yWQK3JWrMiYdSNG.exe 108 PID 1596 wrote to memory of 2220 1596 yWQK3JWrMiYdSNG.exe 108
Processes
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C:\Users\Admin\AppData\Local\Temp\yWQK3JWrMiYdSNG.exe"C:\Users\Admin\AppData\Local\Temp\yWQK3JWrMiYdSNG.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1596 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\SVxgdVWqIPqwco.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3836
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\SVxgdVWqIPqwco" /XML "C:\Users\Admin\AppData\Local\Temp\tmp39C8.tmp"2⤵
- Creates scheduled task(s)
PID:4412
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C:\Users\Admin\AppData\Local\Temp\yWQK3JWrMiYdSNG.exe"C:\Users\Admin\AppData\Local\Temp\yWQK3JWrMiYdSNG.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2220
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3972 --field-trial-handle=2276,i,11674642242468042059,14711253743544118298,262144 --variations-seed-version /prefetch:81⤵PID:4488
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5c97b0ce17344430fce55968f80b2719f
SHA1cd536f7901b387205b9c7e057ce7d5408620aa28
SHA256dd93d7ba5eeabbca1db146d33058cccbbf474ae6b0b6da99a4bb9c4b49e509b4
SHA512cad42c07099e17a65d2ca6dbe9d1762e5839fb5d9a56e520e6ac233045709f87a779ab8849094040d91af96db030b9c2ad4acc071067d768c0a34e8b031da836