Analysis
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max time kernel
131s -
max time network
161s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
29-03-2024 17:45
Static task
static1
Behavioral task
behavioral1
Sample
28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exe
Resource
win10v2004-20240226-en
General
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Target
28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exe
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Size
457KB
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MD5
28a035971a05543b5d089a5fbb4093da
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SHA1
dff98a3bf2db10f7349af8d716cd5fcce288a026
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SHA256
80c7c965b9fa6731d6fde32a8a2f9c03cfb13f7ff3eb68360adab6acf32ea4aa
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SHA512
9a22b5e01a788f0655507f5fc6c7eb9d013fc812fd5a96a5688112b4f6f364cec1bf14ca9687ab595cf654fc41150c52dbb8ee6ce52a4d1631afb2217aeb803c
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SSDEEP
12288:WepTHjsJ1MNKeRWVmEG+j4qY1ZkrSLgy/:TTDsYYeRWIJ1ZC/y/
Malware Config
Extracted
agenttesla
https://api.telegram.org/bot1968500169:AAHyFfTHMojfg0XGRFraaMexoQIFtILzuxU/sendDocument
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/2884-11-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla -
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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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exe Key opened \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exe Key opened \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exedescription pid process target process PID 4348 set thread context of 2884 4348 28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exe 28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exepid process 2884 28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exe 2884 28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exe 2884 28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exedescription pid process Token: SeDebugPrivilege 2884 28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exedescription pid process target process PID 4348 wrote to memory of 2884 4348 28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exe 28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exe PID 4348 wrote to memory of 2884 4348 28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exe 28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exe PID 4348 wrote to memory of 2884 4348 28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exe 28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exe PID 4348 wrote to memory of 2884 4348 28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exe 28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exe PID 4348 wrote to memory of 2884 4348 28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exe 28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exe PID 4348 wrote to memory of 2884 4348 28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exe 28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exe PID 4348 wrote to memory of 2884 4348 28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exe 28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exe PID 4348 wrote to memory of 2884 4348 28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exe 28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exe -
outlook_office_path 1 IoCs
Processes:
28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exe -
outlook_win_path 1 IoCs
Processes:
28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
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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=4152 --field-trial-handle=3016,i,1323102786462900035,7687994236215859601,262144 --variations-seed-version /prefetch:81⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\28a035971a05543b5d089a5fbb4093da_JaffaCakes118.exe.logFilesize
1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
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memory/2884-11-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/2884-21-0x00000000051C0000-0x00000000051D0000-memory.dmpFilesize
64KB
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memory/2884-20-0x0000000001270000-0x00000000012C0000-memory.dmpFilesize
320KB
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memory/2884-19-0x0000000075260000-0x0000000075A10000-memory.dmpFilesize
7.7MB
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memory/2884-18-0x0000000006140000-0x00000000061A6000-memory.dmpFilesize
408KB
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memory/2884-17-0x0000000005740000-0x0000000005758000-memory.dmpFilesize
96KB
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memory/2884-16-0x00000000051C0000-0x00000000051D0000-memory.dmpFilesize
64KB
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memory/2884-15-0x0000000075260000-0x0000000075A10000-memory.dmpFilesize
7.7MB
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memory/4348-5-0x0000000005670000-0x000000000567A000-memory.dmpFilesize
40KB
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memory/4348-10-0x0000000006E20000-0x0000000006E80000-memory.dmpFilesize
384KB
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memory/4348-9-0x00000000058E0000-0x00000000058F0000-memory.dmpFilesize
64KB
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memory/4348-8-0x0000000075260000-0x0000000075A10000-memory.dmpFilesize
7.7MB
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memory/4348-14-0x0000000075260000-0x0000000075A10000-memory.dmpFilesize
7.7MB
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memory/4348-7-0x0000000006CF0000-0x0000000006CFE000-memory.dmpFilesize
56KB
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memory/4348-6-0x0000000006D80000-0x0000000006E1C000-memory.dmpFilesize
624KB
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memory/4348-0-0x0000000000C40000-0x0000000000CB8000-memory.dmpFilesize
480KB
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memory/4348-4-0x00000000058E0000-0x00000000058F0000-memory.dmpFilesize
64KB
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memory/4348-3-0x0000000005680000-0x0000000005712000-memory.dmpFilesize
584KB
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memory/4348-2-0x0000000005B90000-0x0000000006134000-memory.dmpFilesize
5.6MB
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memory/4348-1-0x0000000075260000-0x0000000075A10000-memory.dmpFilesize
7.7MB