Analysis
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max time kernel
136s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
31-01-2024 15:04
Static task
static1
Behavioral task
behavioral1
Sample
payment receipts.exe
Resource
win7-20231129-en
General
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Target
payment receipts.exe
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Size
986KB
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MD5
cdcfa8aab8a4766ddb88df4635104d83
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SHA1
7ad43cc7224f694995e53325a581e659eabe2e16
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SHA256
0414ef0adb12bfe054d85f9196cee419bee6a7692187d83239bd5f8ee867c4c8
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SHA512
9948e0571bfd8a167ad456a7aa4380b7f73f0bc77475b827bb20303a5fe1bce03670900e275cec573c88df51cd42a2060012bba623c7358640af8e1209210acb
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SSDEEP
24576:FJRsQJVHvu3/mAUf45P3z55KTBmfswlibk:bWgHv0wq50TAfpEk
Malware Config
Extracted
darkcloud
- email_from
- email_to
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
payment receipts.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Control Panel\International\Geo\Nation payment receipts.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
payment receipts.exedescription pid process target process PID 4972 set thread context of 3736 4972 payment receipts.exe payment receipts.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 14 IoCs
Processes:
payment receipts.exepowershell.exepowershell.exepid process 4972 payment receipts.exe 4972 payment receipts.exe 4972 payment receipts.exe 4972 payment receipts.exe 4972 payment receipts.exe 4972 payment receipts.exe 1372 powershell.exe 1372 powershell.exe 764 powershell.exe 764 powershell.exe 4972 payment receipts.exe 4972 payment receipts.exe 1372 powershell.exe 764 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
payment receipts.exepowershell.exepowershell.exedescription pid process Token: SeDebugPrivilege 4972 payment receipts.exe Token: SeDebugPrivilege 764 powershell.exe Token: SeDebugPrivilege 1372 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
payment receipts.exepid process 3736 payment receipts.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
payment receipts.exedescription pid process target process PID 4972 wrote to memory of 764 4972 payment receipts.exe powershell.exe PID 4972 wrote to memory of 764 4972 payment receipts.exe powershell.exe PID 4972 wrote to memory of 764 4972 payment receipts.exe powershell.exe PID 4972 wrote to memory of 1372 4972 payment receipts.exe powershell.exe PID 4972 wrote to memory of 1372 4972 payment receipts.exe powershell.exe PID 4972 wrote to memory of 1372 4972 payment receipts.exe powershell.exe PID 4972 wrote to memory of 1356 4972 payment receipts.exe schtasks.exe PID 4972 wrote to memory of 1356 4972 payment receipts.exe schtasks.exe PID 4972 wrote to memory of 1356 4972 payment receipts.exe schtasks.exe PID 4972 wrote to memory of 3736 4972 payment receipts.exe payment receipts.exe PID 4972 wrote to memory of 3736 4972 payment receipts.exe payment receipts.exe PID 4972 wrote to memory of 3736 4972 payment receipts.exe payment receipts.exe PID 4972 wrote to memory of 3736 4972 payment receipts.exe payment receipts.exe PID 4972 wrote to memory of 3736 4972 payment receipts.exe payment receipts.exe PID 4972 wrote to memory of 3736 4972 payment receipts.exe payment receipts.exe PID 4972 wrote to memory of 3736 4972 payment receipts.exe payment receipts.exe PID 4972 wrote to memory of 3736 4972 payment receipts.exe payment receipts.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\payment receipts.exe"C:\Users\Admin\AppData\Local\Temp\payment receipts.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4972 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\payment receipts.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:764 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UbaskbOLQNa" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAB82.tmp"2⤵
- Creates scheduled task(s)
PID:1356 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\UbaskbOLQNa.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1372 -
C:\Users\Admin\AppData\Local\Temp\payment receipts.exe"C:\Users\Admin\AppData\Local\Temp\payment receipts.exe"2⤵
- Suspicious use of SetWindowsHookEx
PID:3736
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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Filesize
18KB
MD5bcbf21974cd645249dd30220c1c0656e
SHA14f8384c59cbfe134e8f9bbbc347aa5c9e488e70c
SHA256d5f5620454d7c7079ec2c382b8f0c44084cad53caf0e8345de2931e371718816
SHA51276ac433a22a76389f854e6a561d7fcfaeb7cb21ae441f70bb87a916f4770137c976027fed7da5a13a97e0d50a780a969a3921db1af4d98b255ea914adb32e138
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5bb0544b4076432dbff5c8177144e2bbb
SHA1880874a4e90540eeec479dbd0d52a98fea40ccfb
SHA25626026364938eb1ce04b467d5a43ae856b61c63f1a06f570fca394c23c33d5ae1
SHA512cf2661b342d8044678537917a994f4863540237f60436ee44f6cec8ddbe7611e3c1c18d44ad3f82969031dd01b3fe494e6d77981929f92571667c7e3468bad1d