Analysis
- max time kernel
161s - max time network
166s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system - submitted
08/01/2024, 03:48
Behavioral task
behavioral1
Sample
33b845f4977885ba03d8de6bc260847dd0ec6dc9489a2da3071701b160a1ddec.exe
Resource
win7-20231215-en
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
33b845f4977885ba03d8de6bc260847dd0ec6dc9489a2da3071701b160a1ddec.exe
Resource
win10v2004-20231215-en
11 signatures
150 seconds
General
- Target 33b845f4977885ba03d8de6bc260847dd0ec6dc9489a2da3071701b160a1ddec.exe
- Size 331KB
- Sample240108-ec8cbaaehj
- SHA256 33b845f4977885ba03d8de6bc260847dd0ec6dc9489a2da3071701b160a1ddec
- MD5 f2c3edacf7caf2d8c59ff660680a49cb
- SHA1 167f4ae3a59b6e2e927e66a2c24b6a2971aec6e5
- SHA512 2d31895d9373c824a0a7baccab68c138e543af6d2b6997e8dac8cf4f4030c0b16536e355b63fddb3d9c995b76edaeb388845b0b22cda49b5320253b5856b8284
- SSDEEP 6144:Eho6aAN4TLDw2DXCJhdhgf109EGD0Ju4p:d6vWHDrD32EGAhp
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
asyncrat
Botnet
-
Default
C2
-
127.0.0.1:6606
-
127.0.0.1:7707
-
127.0.0.1:8808
-
https://api.telegram.org/bot6342313307:AAFKd4P2Qn-FrHlxYQr9imHCnOVc5Cl4eMI/sendMessage?chat_id=1059970907
Mutex
-
AsyncMutex_6SI8OkPnk
Attributes
-
delay
3
-
install
false
-
install_folder
%AppData%
aes.plain
Signatures
- Detect ZGRat V1 1 IoCs
resource yara_rule behavioral2/memory/912-1-0x0000000000670000-0x00000000006CA000-memory.dmp family_zgrat_v1 - StormKitty
StormKitty is an open source info stealer written in C#.
- StormKitty payload 3 IoCs
resource yara_rule behavioral2/files/0x000400000001e7f3-97.dat family_stormkitty behavioral2/memory/912-98-0x0000000005750000-0x0000000005783000-memory.dmp family_stormkitty behavioral2/memory/912-99-0x00000000082A0000-0x00000000082D0000-memory.dmp family_stormkitty - Async RAT payload 3 IoCs
resource yara_rule behavioral2/files/0x000400000001e7f3-97.dat asyncrat behavioral2/memory/912-98-0x0000000005750000-0x0000000005783000-memory.dmp asyncrat behavioral2/memory/912-99-0x00000000082A0000-0x00000000082D0000-memory.dmp asyncrat - .NET Reactor proctector 1 IoCs
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
resource yara_rule behavioral2/memory/912-1-0x0000000000670000-0x00000000006CA000-memory.dmp net_reactor - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\BlockHost.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\33b845f4977885ba03d8de6bc260847dd0ec6dc9489a2da3071701b160a1ddec.exe" 33b845f4977885ba03d8de6bc260847dd0ec6dc9489a2da3071701b160a1ddec.exe - Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 4344 POWERSHELL.exe 4344 POWERSHELL.exe 912 33b845f4977885ba03d8de6bc260847dd0ec6dc9489a2da3071701b160a1ddec.exe - Suspicious use of AdjustPrivilegeToken 23 IoCs
description pid Process Token: SeDebugPrivilege 912 33b845f4977885ba03d8de6bc260847dd0ec6dc9489a2da3071701b160a1ddec.exe Token: SeDebugPrivilege 4344 POWERSHELL.exe Token: SeIncreaseQuotaPrivilege 912 33b845f4977885ba03d8de6bc260847dd0ec6dc9489a2da3071701b160a1ddec.exe Token: SeSecurityPrivilege 912 33b845f4977885ba03d8de6bc260847dd0ec6dc9489a2da3071701b160a1ddec.exe Token: SeTakeOwnershipPrivilege 912 33b845f4977885ba03d8de6bc260847dd0ec6dc9489a2da3071701b160a1ddec.exe Token: SeLoadDriverPrivilege 912 33b845f4977885ba03d8de6bc260847dd0ec6dc9489a2da3071701b160a1ddec.exe Token: SeSystemProfilePrivilege 912 33b845f4977885ba03d8de6bc260847dd0ec6dc9489a2da3071701b160a1ddec.exe Token: SeSystemtimePrivilege 912 33b845f4977885ba03d8de6bc260847dd0ec6dc9489a2da3071701b160a1ddec.exe Token: SeProfSingleProcessPrivilege 912 33b845f4977885ba03d8de6bc260847dd0ec6dc9489a2da3071701b160a1ddec.exe Token: SeIncBasePriorityPrivilege 912 33b845f4977885ba03d8de6bc260847dd0ec6dc9489a2da3071701b160a1ddec.exe Token: SeCreatePagefilePrivilege 912 33b845f4977885ba03d8de6bc260847dd0ec6dc9489a2da3071701b160a1ddec.exe Token: SeBackupPrivilege 912 33b845f4977885ba03d8de6bc260847dd0ec6dc9489a2da3071701b160a1ddec.exe Token: SeRestorePrivilege 912 33b845f4977885ba03d8de6bc260847dd0ec6dc9489a2da3071701b160a1ddec.exe Token: SeShutdownPrivilege 912 33b845f4977885ba03d8de6bc260847dd0ec6dc9489a2da3071701b160a1ddec.exe Token: SeDebugPrivilege 912 33b845f4977885ba03d8de6bc260847dd0ec6dc9489a2da3071701b160a1ddec.exe Token: SeSystemEnvironmentPrivilege 912 33b845f4977885ba03d8de6bc260847dd0ec6dc9489a2da3071701b160a1ddec.exe Token: SeRemoteShutdownPrivilege 912 33b845f4977885ba03d8de6bc260847dd0ec6dc9489a2da3071701b160a1ddec.exe Token: SeUndockPrivilege 912 33b845f4977885ba03d8de6bc260847dd0ec6dc9489a2da3071701b160a1ddec.exe Token: SeManageVolumePrivilege 912 33b845f4977885ba03d8de6bc260847dd0ec6dc9489a2da3071701b160a1ddec.exe Token: 33 912 33b845f4977885ba03d8de6bc260847dd0ec6dc9489a2da3071701b160a1ddec.exe Token: 34 912 33b845f4977885ba03d8de6bc260847dd0ec6dc9489a2da3071701b160a1ddec.exe Token: 35 912 33b845f4977885ba03d8de6bc260847dd0ec6dc9489a2da3071701b160a1ddec.exe Token: 36 912 33b845f4977885ba03d8de6bc260847dd0ec6dc9489a2da3071701b160a1ddec.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 912 wrote to memory of 4344 912 33b845f4977885ba03d8de6bc260847dd0ec6dc9489a2da3071701b160a1ddec.exe 95 PID 912 wrote to memory of 4344 912 33b845f4977885ba03d8de6bc260847dd0ec6dc9489a2da3071701b160a1ddec.exe 95 PID 912 wrote to memory of 4344 912 33b845f4977885ba03d8de6bc260847dd0ec6dc9489a2da3071701b160a1ddec.exe 95
Processes
-
C:\Users\Admin\AppData\Local\Temp\33b845f4977885ba03d8de6bc260847dd0ec6dc9489a2da3071701b160a1ddec.exe"C:\Users\Admin\AppData\Local\Temp\33b845f4977885ba03d8de6bc260847dd0ec6dc9489a2da3071701b160a1ddec.exe"1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:912 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\POWERSHELL.exe"POWERSHELL" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4344
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCache
- Size 53KB
- SHA256 de17cae3cb5db5c2b10102a823efa54598d78b5975ce4dafafd2199fc3827238
- MD5 d4b84883164c0b554dd78bb90a9217ad
- SHA1 787795e1fe2f0e5a08997ebc18c99591a9203ba2
- SHA512 4a9642d09f22d403d8ca2b17e4ddfe162de97e28e00382aa6249d7f43ddadbde7861b9d0bf1a4433fa8f2bc2d53a1954c9592af1ec8a37c86b172573dc075595
- SSDEEP 1536:r5C+jH04tAHkxSMrxyNhftflJd5V3CNBQkj20LUsszyhMUpUbNvv+EGa5b2h4iUb:tC+jH04tAHk0MrxyNhftflJd5V3CNBQ5
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\WindowsCache124526tgc842aze.bin
- Size 200KB
- SHA256 ad509abc496eb34e6f54317914438a1062eccff792219bec31ee14e0c4fcc204
- MD5 e6f0cb04ebd470a6c6557a31fb0cbd04
- SHA1 a44212f816f0861bc1fadfb83a0f34dbb7b32354
- SHA512 ffbc405b95234365ba1e329fd72e64afade92733e319bb32c59328446b9a5b0efb8155672f3de5a8eb71fe36dc450a97b80f9248613e6da75220b746835bf992
- SSDEEP 6144:0T2bd2wbT2RIqPf6XPSi9b4fGX7I6ysB:0A2wbsTf6XPS0I6JB
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_mlgzcv22.4qv.ps1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- MD5 SHA1 SHA512