Analysis
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max time kernel
113s -
max time network
113s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
13-08-2024 09:55
Static task
static1
Behavioral task
behavioral1
Sample
76bfb683aa72f819a5013ef0ff2bdf80N.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
76bfb683aa72f819a5013ef0ff2bdf80N.exe
Resource
win10v2004-20240802-en
General
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Target
76bfb683aa72f819a5013ef0ff2bdf80N.exe
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Size
116KB
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MD5
76bfb683aa72f819a5013ef0ff2bdf80
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SHA1
ced6e9df5bd75c78a2300553c465dd77bc78f406
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SHA256
9ec1fe32c7553b58be4bb840ca7c32b665141a8d9f31d3eccaa02b4bef8783f1
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SHA512
479f595426a604542531a702299d35c624d3129aaa457d7efcdcbac6dd5f35a5e16915dd0e1599d4eaa8888e4557d1796e033b39bcca105647ffccf504641298
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SSDEEP
1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDLZM:P5eznsjsguGDFqGZ2rDLZM
Malware Config
Extracted
njrat
0.7d
neuf
doddyfire.linkpc.net:10000
e1a87040f2026369a233f9ae76301b7b
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reg_key
e1a87040f2026369a233f9ae76301b7b
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splitter
|'|'|
Signatures
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Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid process 2748 netsh.exe -
Executes dropped EXE 2 IoCs
Processes:
chargeable.exechargeable.exepid process 1128 chargeable.exe 2096 chargeable.exe -
Loads dropped DLL 2 IoCs
Processes:
76bfb683aa72f819a5013ef0ff2bdf80N.exepid process 900 76bfb683aa72f819a5013ef0ff2bdf80N.exe 900 76bfb683aa72f819a5013ef0ff2bdf80N.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
76bfb683aa72f819a5013ef0ff2bdf80N.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\76bfb683aa72f819a5013ef0ff2bdf80N.exe" 76bfb683aa72f819a5013ef0ff2bdf80N.exe Set value (str) \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe" 76bfb683aa72f819a5013ef0ff2bdf80N.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
chargeable.exedescription pid process target process PID 1128 set thread context of 2096 1128 chargeable.exe chargeable.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs
Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.
Processes:
netsh.exedescription ioc process Key queried \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh netsh.exe Key opened \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh netsh.exe -
System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
76bfb683aa72f819a5013ef0ff2bdf80N.exechargeable.exechargeable.exenetsh.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 76bfb683aa72f819a5013ef0ff2bdf80N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language chargeable.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language chargeable.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe -
Suspicious use of AdjustPrivilegeToken 23 IoCs
Processes:
chargeable.exedescription pid process Token: SeDebugPrivilege 2096 chargeable.exe Token: 33 2096 chargeable.exe Token: SeIncBasePriorityPrivilege 2096 chargeable.exe Token: 33 2096 chargeable.exe Token: SeIncBasePriorityPrivilege 2096 chargeable.exe Token: 33 2096 chargeable.exe Token: SeIncBasePriorityPrivilege 2096 chargeable.exe Token: 33 2096 chargeable.exe Token: SeIncBasePriorityPrivilege 2096 chargeable.exe Token: 33 2096 chargeable.exe Token: SeIncBasePriorityPrivilege 2096 chargeable.exe Token: 33 2096 chargeable.exe Token: SeIncBasePriorityPrivilege 2096 chargeable.exe Token: 33 2096 chargeable.exe Token: SeIncBasePriorityPrivilege 2096 chargeable.exe Token: 33 2096 chargeable.exe Token: SeIncBasePriorityPrivilege 2096 chargeable.exe Token: 33 2096 chargeable.exe Token: SeIncBasePriorityPrivilege 2096 chargeable.exe Token: 33 2096 chargeable.exe Token: SeIncBasePriorityPrivilege 2096 chargeable.exe Token: 33 2096 chargeable.exe Token: SeIncBasePriorityPrivilege 2096 chargeable.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
76bfb683aa72f819a5013ef0ff2bdf80N.exechargeable.exechargeable.exedescription pid process target process PID 900 wrote to memory of 1128 900 76bfb683aa72f819a5013ef0ff2bdf80N.exe chargeable.exe PID 900 wrote to memory of 1128 900 76bfb683aa72f819a5013ef0ff2bdf80N.exe chargeable.exe PID 900 wrote to memory of 1128 900 76bfb683aa72f819a5013ef0ff2bdf80N.exe chargeable.exe PID 900 wrote to memory of 1128 900 76bfb683aa72f819a5013ef0ff2bdf80N.exe chargeable.exe PID 1128 wrote to memory of 2096 1128 chargeable.exe chargeable.exe PID 1128 wrote to memory of 2096 1128 chargeable.exe chargeable.exe PID 1128 wrote to memory of 2096 1128 chargeable.exe chargeable.exe PID 1128 wrote to memory of 2096 1128 chargeable.exe chargeable.exe PID 1128 wrote to memory of 2096 1128 chargeable.exe chargeable.exe PID 1128 wrote to memory of 2096 1128 chargeable.exe chargeable.exe PID 1128 wrote to memory of 2096 1128 chargeable.exe chargeable.exe PID 1128 wrote to memory of 2096 1128 chargeable.exe chargeable.exe PID 1128 wrote to memory of 2096 1128 chargeable.exe chargeable.exe PID 2096 wrote to memory of 2748 2096 chargeable.exe netsh.exe PID 2096 wrote to memory of 2748 2096 chargeable.exe netsh.exe PID 2096 wrote to memory of 2748 2096 chargeable.exe netsh.exe PID 2096 wrote to memory of 2748 2096 chargeable.exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\76bfb683aa72f819a5013ef0ff2bdf80N.exe"C:\Users\Admin\AppData\Local\Temp\76bfb683aa72f819a5013ef0ff2bdf80N.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:900 -
C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe"C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1128 -
C:\Users\Admin\AppData\Roaming\confuse\chargeable.exeC:\Users\Admin\AppData\Roaming\confuse\chargeable.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2096 -
C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe" "chargeable.exe" ENABLE4⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:2748
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
1Replay Monitor
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Downloads
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Filesize
1KB
MD5e7122c733f9e37bba0ca4c985ce11d6d
SHA1d661aa5b31ff7ef2df9bc4095279058c36499af2
SHA256acc9932453f5aa68f4b95986668f5584f99e55bbe02eefc0d0960dab376df81a
SHA51284cddf68a46f455b4ebbb8c0c70607fe60796cfc5eabdace12d0684a1323af9681700acbdbdc37e63d7806d0220fce9cba5213bb35cee056f9d71646f98711b9
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\37C951188967C8EB88D99893D9D191FE
Filesize264B
MD55a05be80e1350a7b1042ff0d534c0937
SHA1d1a268ba6baed9b95e8309676506ae297a6d6682
SHA2562c3e99b3b482b2580f31d3e07dd73839a097be4f6b48ff168f1dce8a5d755500
SHA5125bbea848bb19d8e57bd38d5d360d455282d8c1993ccd38f599bfe8690cc6112cb68478ac22e4434b8162d95f6187576dd4c980bdb1a6171d707d94be5d0d9230
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5dcab80343b95287d3eb56eb493b7a810
SHA1f1d0b266b96b3b7637b279c4bdb12d35c9dcaacb
SHA2562778b645239b42a2594b807a6d7d12785cd1d2bf8573af8b6e50219807d6a7ce
SHA5120c318824e072e430130683a78a8daa66cac35d19929b91344e3bf9b5baba495b203437cc245b213fa3c3457a44054da370ab4a5c1abf9f6942588527ef6386e9
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD55b2f13f1bdfe49a136801749479098c7
SHA1d3fed8118b3f53e87530490652dc92d668cc3209
SHA256a396cb1c0ea3d9439ac9903399d52ca241071bbed607dffef41262d37160ea25
SHA512d590f46b7f09b6709d5bfb4a0a0c927e9b45069fd71b9c4e7dee2578987703b153b2468c775c74495adcd49c76f66ab3986517a4488b0c0f8748251c26d08633
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5d890f3d5b6f6834cdf4736df061e5174
SHA1861ad2ccc242f6e94eefb518f15fd95da17ea3b2
SHA2561be3296334493ebc4621b839202fd76954850cb79fbccd9390cbc67dfe61d013
SHA512c57e4aa39b3c59d95d63f8e776f57af3556b44d5d448356bd3e55e217d48b09b6cfa170680e8084d7f6d4f328ef5775e36b4a1cc9149196793125bdd8e4f4ab1
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Filesize
70KB
MD549aebf8cbd62d92ac215b2923fb1b9f5
SHA11723be06719828dda65ad804298d0431f6aff976
SHA256b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
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Filesize
181KB
MD54ea6026cf93ec6338144661bf1202cd1
SHA1a1dec9044f750ad887935a01430bf49322fbdcb7
SHA2568efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA5126c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b
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Filesize
116KB
MD59f3746744d83655f5cb494af56006039
SHA1147d4b64615eb67e4f6ef1527125ed4461451c21
SHA256657bd4687a2bed4be018482631033015e68b9a7eae2f8a1dd10e794c44dff06c
SHA512f764a73126656f15e27656f21071000e465ca467b00ed5afd6b8c62ba9bd171cce8ab61c3e469fa8e5f158e4265d841c6c95b38d72ec4803ab03b19d954c0480