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Analysis
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max time kernel
158s -
max time network
189s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
01/12/2022, 09:31
Static task
static1
Behavioral task
behavioral1
Sample
8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe
Resource
win10v2004-20220812-en
General
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Target
8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe
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Size
154KB
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MD5
7e5cc8474a607fc762fce85e95a3b5ea
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SHA1
7863d15df5c2ea7fb715dafe77743201873eb6aa
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SHA256
8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e
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SHA512
b173aa4a6b26cf782329968b8415a1bbe134b7fbe594eaf14fe82c12e317926e4d9046afcf4ab3d54c57784c18a6da4ce63224f4586277bc8c80386683ab1b54
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SSDEEP
3072:D6AZRbYuwDZhWesHcyiVXC4tn6kvvG+gsPVHbyajq:D6AZFwDZhWesHUZtn6qL0a
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2616 Explorer.EXE -
Registers COM server for autorun 1 TTPs 3 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32 8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both" 8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-21-2629973501-4017243118-3254762364-1000\\$8dceb85e8508ee5bcccc98a6b145e6ef\\n." 8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe -
Deletes itself 1 IoCs
pid Process 2128 cmd.exe -
Unexpected DNS network traffic destination 5 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description ioc Destination IP 83.133.123.20 Destination IP 83.133.123.20 Destination IP 83.133.123.20 Destination IP 83.133.123.20 Destination IP 83.133.123.20 -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2212 set thread context of 2128 2212 8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe 78 -
Modifies registry class 5 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both" 8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-21-2629973501-4017243118-3254762364-1000\\$8dceb85e8508ee5bcccc98a6b145e6ef\\n." 8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\clsid 8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9} 8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32 8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 2212 8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe 2212 8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe 2212 8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe 2212 8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe 2212 8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe 2212 8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe 2212 8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe 2212 8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe 2616 Explorer.EXE 2616 Explorer.EXE -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2616 Explorer.EXE -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2212 8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe Token: SeDebugPrivilege 2212 8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe Token: SeDebugPrivilege 2212 8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe Token: SeDebugPrivilege 2616 Explorer.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2212 wrote to memory of 2616 2212 8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe 49 PID 2212 wrote to memory of 2616 2212 8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe 49 PID 2212 wrote to memory of 2128 2212 8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe 78 PID 2212 wrote to memory of 2128 2212 8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe 78 PID 2212 wrote to memory of 2128 2212 8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe 78 PID 2212 wrote to memory of 2128 2212 8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe 78
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:2616 -
C:\Users\Admin\AppData\Local\Temp\8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe"C:\Users\Admin\AppData\Local\Temp\8b978d7bea5740b4344adf57efde79f9b8f659a148f49897b8040aa203bc091e.exe"2⤵
- Registers COM server for autorun
- Suspicious use of SetThreadContext
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2212 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe"3⤵
- Deletes itself
PID:2128
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
41KB
MD5fb4e3236959152a057bc6b7603c538ef
SHA1b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4
SHA2568244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0
SHA512993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2
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Filesize
41KB
MD5fb4e3236959152a057bc6b7603c538ef
SHA1b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4
SHA2568244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0
SHA512993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2