Analysis
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max time kernel
141s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
20-03-2024 09:38
Static task
static1
Behavioral task
behavioral1
Sample
d879f98415c5091a66206c2c8938b6af.exe
Resource
win7-20240221-en
General
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Target
d879f98415c5091a66206c2c8938b6af.exe
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Size
1.2MB
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MD5
d879f98415c5091a66206c2c8938b6af
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SHA1
52e521e9e81ffc0bdd8125b90fdf9e4b42af91f2
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SHA256
17a63474761694df195922553ceed1733b9c5c940e6ef44a560fa5022a330931
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SHA512
fe23f5da35e1a245f3e5a31fcc8d38948ff3c4b127f3e8369545e01d849a8c6ef87803a7c929d35722050074e5e7ecd4f15f3e0ceac2880988595c09db88c0a9
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SSDEEP
24576:0p6QlVvkMxKht99iIp/puHMWZnaXnxN99uKq5tAVZnY0rUvVDDa:W6cBkM0riWpuHM2aXxnIBPU8h
Malware Config
Extracted
44caliber
https://discordapp.com/api/webhooks/869534850812637194/fQ9SG1wbGT8eouo6vEUs5wADugNDHDhRWKq5RBk6gLjlDi9xEUaR3leD9AhGscQ-u377
Signatures
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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 cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
Processes:
d879f98415c5091a66206c2c8938b6af.exepid process 2992 d879f98415c5091a66206c2c8938b6af.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2648 2992 WerFault.exe d879f98415c5091a66206c2c8938b6af.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
d879f98415c5091a66206c2c8938b6af.exepid process 2992 d879f98415c5091a66206c2c8938b6af.exe 2992 d879f98415c5091a66206c2c8938b6af.exe 2992 d879f98415c5091a66206c2c8938b6af.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
d879f98415c5091a66206c2c8938b6af.exedescription pid process Token: SeDebugPrivilege 2992 d879f98415c5091a66206c2c8938b6af.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
d879f98415c5091a66206c2c8938b6af.exepid process 2992 d879f98415c5091a66206c2c8938b6af.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
d879f98415c5091a66206c2c8938b6af.exedescription pid process target process PID 2992 wrote to memory of 2648 2992 d879f98415c5091a66206c2c8938b6af.exe WerFault.exe PID 2992 wrote to memory of 2648 2992 d879f98415c5091a66206c2c8938b6af.exe WerFault.exe PID 2992 wrote to memory of 2648 2992 d879f98415c5091a66206c2c8938b6af.exe WerFault.exe PID 2992 wrote to memory of 2648 2992 d879f98415c5091a66206c2c8938b6af.exe WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\d879f98415c5091a66206c2c8938b6af.exe"C:\Users\Admin\AppData\Local\Temp\d879f98415c5091a66206c2c8938b6af.exe"1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2992 -s 8802⤵
- Program crash
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\ProgramData\44\Browsers\Firefox\Bookmarks.txtFilesize
105B
MD52e9d094dda5cdc3ce6519f75943a4ff4
SHA15d989b4ac8b699781681fe75ed9ef98191a5096c
SHA256c84c98bbf5e0ef9c8d0708b5d60c5bb656b7d6be5135d7f7a8d25557e08cf142
SHA512d1f7eed00959e902bdb2125b91721460d3ff99f3bdfc1f2a343d4f58e8d4e5e5a06c0c6cdc0379211c94510f7c00d7a8b34fa7d0ca0c3d54cbbe878f1e9812b7
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memory/2992-0-0x0000000000AD0000-0x0000000000E8A000-memory.dmpFilesize
3.7MB
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memory/2992-1-0x0000000000AD0000-0x0000000000E8A000-memory.dmpFilesize
3.7MB
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memory/2992-2-0x0000000074520000-0x0000000074C0E000-memory.dmpFilesize
6.9MB
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memory/2992-3-0x0000000000AD0000-0x0000000000E8A000-memory.dmpFilesize
3.7MB
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memory/2992-4-0x00000000053D0000-0x0000000005410000-memory.dmpFilesize
256KB
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memory/2992-27-0x0000000074520000-0x0000000074C0E000-memory.dmpFilesize
6.9MB
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memory/2992-28-0x00000000053D0000-0x0000000005410000-memory.dmpFilesize
256KB