Analysis
- max time kernel
149s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20240508-en - resource tags
arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system - submitted
07/06/2024, 12:00
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
68a9e97be5bec9fba6108897ebef0a1f00dec90cf894071dc80ba0fed62a2999.exe
Resource
win10v2004-20240426-en
4 signatures
150 seconds
General
- Target 68a9e97be5bec9fba6108897ebef0a1f00dec90cf894071dc80ba0fed62a2999.exe
- Size 2.6MB
- Sample240607-n6fzlagg23
- SHA256 68a9e97be5bec9fba6108897ebef0a1f00dec90cf894071dc80ba0fed62a2999
- MD5 c8432b773d48e5e0a9f2d1ecb7c557f8
- SHA1 ffd30a12849776a23351e9e768fc7b635553c271
- SHA512 7d2e4e382f9591f0ba5098d6a265f6b70b5a6c360f6223ac0309edf7bea7c13c4b951888244ddafb512127b2c192075aeaf77a93ded3a1336e822abcfd83ebc8
- SSDEEP 49152:KDjlabwz9PDjlabwz96f+wrja6tTPZYoUKm5OeNRwXIM2BfM3:6qwhqws+ia6tzZ1Zm5OmRwX0B+
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
risepro
C2
-
77.91.77.122:50500
Signatures
- Executes dropped EXE 2 IoCs
pid Process 2808 work.exe 3020 fesygh.exe - Suspicious use of NtSetInformationThreadHideFromDebugger 16 IoCs
pid Process 3020 fesygh.exe 3020 fesygh.exe 3020 fesygh.exe 3020 fesygh.exe 3020 fesygh.exe 3020 fesygh.exe 3020 fesygh.exe 3020 fesygh.exe 3020 fesygh.exe 3020 fesygh.exe 3020 fesygh.exe 3020 fesygh.exe 3020 fesygh.exe 3020 fesygh.exe 3020 fesygh.exe 3020 fesygh.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3020 fesygh.exe - Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2464 wrote to memory of 1332 2464 68a9e97be5bec9fba6108897ebef0a1f00dec90cf894071dc80ba0fed62a2999.exe 80 PID 2464 wrote to memory of 1332 2464 68a9e97be5bec9fba6108897ebef0a1f00dec90cf894071dc80ba0fed62a2999.exe 80 PID 1332 wrote to memory of 2808 1332 cmd.exe 84 PID 1332 wrote to memory of 2808 1332 cmd.exe 84 PID 2808 wrote to memory of 3020 2808 work.exe 85 PID 2808 wrote to memory of 3020 2808 work.exe 85 PID 2808 wrote to memory of 3020 2808 work.exe 85
Processes
-
C:\Users\Admin\AppData\Local\Temp\68a9e97be5bec9fba6108897ebef0a1f00dec90cf894071dc80ba0fed62a2999.exe"C:\Users\Admin\AppData\Local\Temp\68a9e97be5bec9fba6108897ebef0a1f00dec90cf894071dc80ba0fed62a2999.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2464 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\RarSFX0\1.bat" "2⤵
- Suspicious use of WriteProcessMemory
PID:1332 -
C:\Users\Admin\AppData\Local\Temp\RarSFX0\work.exework.exe -priverdD3⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2808 -
C:\Users\Admin\AppData\Local\Temp\RarSFX1\fesygh.exe"C:\Users\Admin\AppData\Local\Temp\RarSFX1\fesygh.exe"4⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetWindowsHookEx
PID:3020
-
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\RarSFX0\1.bat
- Size 35B
- SHA256 065d2b17ad499587dc9de7ee9ecda4938b45da1df388bc72e6627dff220f64d2
- MD5 ff59d999beb970447667695ce3273f75
- SHA1 316fa09f467ba90ac34a054daf2e92e6e2854ff8
- SHA512 d5ac72cb065a3cd3cb118a69a2f356314eeed24dcb4880751e1a3683895e66cedc62607967e29f77a0c27adf1c9fe0efd86e804f693f0a63a5b51b0bf0056b5d
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\RarSFX0\work.exe
- Size 2.2MB
- SHA256 692d78b34f0b5529280379a9fca8eed5d07ad378433cc59d9fe3e96a30d8ddc1
- MD5 0fa5c74f07d73aafaafc23af988de1cb
- SHA1 983c56fecc490a5721f69bf0110834eb2ec99e74
- SHA512 e44aa8712d8bac4168d9f2f8e163daa289e3f257db01803a59f84e881336093025573bdd9f064f4b1e0edbb0221b434c2aa6b58003da6682950dadad54e5f414
- SSDEEP 49152:1Djlabwz96f+wrja6tTPZYoUKm5OeNRwXIM2BfMQ:Zqws+ia6tzZ1Zm5OmRwX0B5
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\RarSFX1\fesygh.exe
- Size 1.8MB
- SHA256 27976f8a3228f36bf268be4f3aade11d7ef07b0d81df6935e5b240cfa87b5661
- MD5 596a208b0986edaa3f8dae751e2d0a4c
- SHA1 101fc93688b28b1566d132f20d03b35a3e6ac083
- SHA512 dbfa35919d31e2361f62adeb3110495c5b946f89b78d07e27d924d9aafbe6b63944185f1262b99237dc485286c5f5916b70f40d98afa138578b882e9fad263c9
- SSDEEP 49152:wqaQuIcPmvaWVVo2pScFbEqnp9onfsTImTFMF:zxcPYzdpnF34fslTy
- MD5 SHA1 SHA512 SSDEEP