Analysis
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max time kernel
150s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20231023-en -
resource tags
arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system -
submitted
15/11/2023, 17:41
Static task
static1
Behavioral task
behavioral1
Sample
16112023_0141_15112023_Invoice#2356876431_8X.ps1
Resource
win7-20231023-en
General
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Target
16112023_0141_15112023_Invoice#2356876431_8X.ps1
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Size
424KB
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MD5
a4f5f2b9250e61e89e53a30f976a4823
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SHA1
8f5bcdfdc3b3b7081d03e60b8af2b377273fe2fb
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SHA256
0979a391997dc0b6bdf23949b5f99ea2ef1cf51287c63b7332bbd498e5cf9514
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SHA512
9955f9951e1eb74287a69bc9a2fac68ac2f3d4e96e3f12ec238090a7a7044771f20628d02d2562319e22f537e98ff7196d56d2f74c6a7af7b2276a0e23cf2e33
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SSDEEP
3072:YLxEUM7rH9yLY9K9J7xV1G+uadUEAGnTBdjaATUfWwLC5ImBK5W9Fp81fABAUves:YLxEUM7rH9yLY9K9ZTUOwqYyfbZ
Malware Config
Extracted
asyncrat
| Edit 3LOSH RAT
Sended@
hexrxr.duckdns.org:6606
hexrxr.duckdns.org:7707
hexrxr.duckdns.org:8808
AsyncMutex_85&$nkeo4%hifbe
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delay
3
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install
false
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install_folder
%AppData%
Signatures
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Detect ZGRat V1 1 IoCs
resource yara_rule behavioral2/memory/4660-36-0x000002D75B480000-0x000002D75B49A000-memory.dmp family_zgrat_v1 -
Async RAT payload 1 IoCs
resource yara_rule behavioral2/memory/1688-37-0x0000000000400000-0x0000000000416000-memory.dmp asyncrat -
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-1-5-21-3125601242-331447593-1512828465-1000\Control Panel\International\Geo\Nation WScript.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4660 set thread context of 1688 4660 powershell.exe 111 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 1780 powershell.exe 1780 powershell.exe 4660 powershell.exe 4660 powershell.exe 1688 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1780 powershell.exe Token: SeDebugPrivilege 4660 powershell.exe Token: SeDebugPrivilege 1688 RegSvcs.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1688 RegSvcs.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 2316 wrote to memory of 3904 2316 WScript.exe 108 PID 2316 wrote to memory of 3904 2316 WScript.exe 108 PID 3904 wrote to memory of 4660 3904 cmd.exe 110 PID 3904 wrote to memory of 4660 3904 cmd.exe 110 PID 4660 wrote to memory of 1688 4660 powershell.exe 111 PID 4660 wrote to memory of 1688 4660 powershell.exe 111 PID 4660 wrote to memory of 1688 4660 powershell.exe 111 PID 4660 wrote to memory of 1688 4660 powershell.exe 111 PID 4660 wrote to memory of 1688 4660 powershell.exe 111 PID 4660 wrote to memory of 1688 4660 powershell.exe 111 PID 4660 wrote to memory of 1688 4660 powershell.exe 111 PID 4660 wrote to memory of 1688 4660 powershell.exe 111 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\16112023_0141_15112023_Invoice#2356876431_8X.ps11⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1780
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C:\Windows\System32\WScript.exeC:\Windows\System32\WScript.exe "C:\Users\Public\Conted.vbs"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2316 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Public\Conted.bat" "2⤵
- Suspicious use of WriteProcessMemory
PID:3904 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell.exe -NoProfile -WindowStyle Hidden -ExecutionPolicy Bypass -Command "& 'C:\Users\Public\Conted.ps1'"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4660 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1688
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2KB
MD52f57fde6b33e89a63cf0dfdd6e60a351
SHA1445bf1b07223a04f8a159581a3d37d630273010f
SHA2563b0068d29ae4b20c447227fbf410aa2deedfef6220ccc3f698f3c7707c032c55
SHA51242857c5f111bfa163e9f4ea6b81a42233d0bbb0836ecc703ce7e8011b6f8a8eca761f39adc3ed026c9a2f99206d88bab9bddb42da9113e478a31a6382af5c220
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Filesize
1KB
MD558b97594c4d764d5d99a459fbee0fd33
SHA14d1f8f4f5bbf87a6ea3ae7b7be623542377365da
SHA2568001b17515105615ae767a048f98b1c1d211130f7c8c7e9bb585cf063b0c6db2
SHA512874c700052930cfc7bc99e3e0353bf3a3891e45854df7982f73a2fa4d8a60546d683fae0163104e047991955d7d6b8950447be83a93d99ae9d9931a1e13e3cf7
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
205B
MD5759278dd3dc3679bf7efd1ec681c0aa1
SHA172b37494696deea940ac75b4c4e06e2b6ce419ef
SHA256cba344447d8228d88c93d64ffdcda1de8562ef41adc4901191548e00bbfc5f19
SHA5128b4f63354c5aa1ec4102e7aadbb2da34b2a0ba2d3ae6b8d22a70fd75c3c3b9e70cd4ce8128bd50cb400970697c49810c4ef69f96352e36ba4f2b7a647ab8a27f
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Filesize
422KB
MD5ba03b4e7a4ad2bd4a2f5bce388d8f489
SHA1f71681ee8115d4349084ad5c26e790a926bbea84
SHA256d6b98f02b41a30cd4578acfd549e2d6fe64036f00c1830193d342c0454068b5a
SHA5126dc307567baa0a1def8b9e480477985ccbdb7e5628c4d972a5804b282006d0717ddd728c449f8fbfcd2669a1a868c516d5924ab3a1f3d1b8e4bd1272fc04c665
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Filesize
688B
MD5110da9d3474ba64fa1a18c173685c25d
SHA19f093829518a9268bf9807fda7bef47e7832c497
SHA256a31dbd6f7416f150403c19be69f02d5e8608f5e7fae88a29831d40db15849b60
SHA512ef5fb4415fbd12e633ad964ca132ac3be81bfacd489db788b86fc7ef245d6f51bc08faecaf24874649d0c754b1892075a28042bf8483ab85b1996a25cfa57443