Analysis
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max time kernel
238s -
max time network
337s -
platform
windows7_x64 -
resource
win7v20210408 -
submitted
19-07-2021 13:28
Static task
static1
Behavioral task
behavioral1
Sample
obi1.exe
Resource
win7v20210408
Behavioral task
behavioral2
Sample
obi1.exe
Resource
win10v20210410
General
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Target
obi1.exe
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Size
811KB
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MD5
40cc8249b0f31d6e1c0065aab24007b1
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SHA1
f73e02ad09976ade8985ec833c5743dc387c9687
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SHA256
662fbe23c87844a881ca233876ff75ee05ddf2ac0a1b5546fb5bc7603474860a
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SHA512
0d7cc1d3bd30c7c5d2b549c5dd9fe332b95b5947637e8b00fd0790ff4ee6bb222fa3267b60779782a3f1c18e28b1f004f321008fc018c986db36fe37dc44d351
Malware Config
Extracted
warzonerat
dfdgdsasedw.ydns.eu:34566
Extracted
agenttesla
https://api.telegram.org/bot1880141509:AAHjseWsCVnzygKB72YGbdj6S0DpdeKfGSs/sendDocument
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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WarzoneRat, AveMaria
WarzoneRat is a native RAT developed in C++ with multiple plugins sold as a MaaS.
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AgentTesla Payload 3 IoCs
Processes:
resource yara_rule behavioral1/memory/1764-112-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/1764-113-0x000000000043777E-mapping.dmp family_agenttesla behavioral1/memory/1764-115-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla -
Downloads MZ/PE file
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Executes dropped EXE 4 IoCs
Processes:
images.exeimages.exeld.wgHD...exeld.wgHD...exepid process 1948 images.exe 1016 images.exe 460 ld.wgHD...exe 1764 ld.wgHD...exe -
Loads dropped DLL 9 IoCs
Processes:
obi1.exeimages.exeimages.exepid process 784 obi1.exe 1948 images.exe 1016 images.exe 1016 images.exe 1016 images.exe 1016 images.exe 1016 images.exe 1016 images.exe 1016 images.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Modifies WinLogon 2 TTPs 3 IoCs
Processes:
images.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\SpecialAccounts\UserList images.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\SpecialAccounts images.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\SpecialAccounts\UserList\rE.DiG. = "0" images.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
obi1.exeimages.exeld.wgHD...exedescription pid process target process PID 1100 set thread context of 784 1100 obi1.exe obi1.exe PID 1948 set thread context of 1016 1948 images.exe images.exe PID 460 set thread context of 1764 460 ld.wgHD...exe ld.wgHD...exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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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 6 IoCs
Processes:
obi1.exeimages.exeld.wgHD...exeld.wgHD...exepid process 1100 obi1.exe 1100 obi1.exe 1948 images.exe 460 ld.wgHD...exe 1764 ld.wgHD...exe 1764 ld.wgHD...exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
obi1.exeimages.exeld.wgHD...exeld.wgHD...exedescription pid process Token: SeDebugPrivilege 1100 obi1.exe Token: SeDebugPrivilege 1948 images.exe Token: SeDebugPrivilege 460 ld.wgHD...exe Token: SeDebugPrivilege 1764 ld.wgHD...exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
images.exepid process 1016 images.exe -
Suspicious use of WriteProcessMemory 57 IoCs
Processes:
obi1.exeobi1.execmd.exeimages.exeimages.exeld.wgHD...exedescription pid process target process PID 1100 wrote to memory of 784 1100 obi1.exe obi1.exe PID 1100 wrote to memory of 784 1100 obi1.exe obi1.exe PID 1100 wrote to memory of 784 1100 obi1.exe obi1.exe PID 1100 wrote to memory of 784 1100 obi1.exe obi1.exe PID 1100 wrote to memory of 784 1100 obi1.exe obi1.exe PID 1100 wrote to memory of 784 1100 obi1.exe obi1.exe PID 1100 wrote to memory of 784 1100 obi1.exe obi1.exe PID 1100 wrote to memory of 784 1100 obi1.exe obi1.exe PID 1100 wrote to memory of 784 1100 obi1.exe obi1.exe PID 1100 wrote to memory of 784 1100 obi1.exe obi1.exe PID 1100 wrote to memory of 784 1100 obi1.exe obi1.exe PID 784 wrote to memory of 576 784 obi1.exe cmd.exe PID 784 wrote to memory of 576 784 obi1.exe cmd.exe PID 784 wrote to memory of 576 784 obi1.exe cmd.exe PID 784 wrote to memory of 576 784 obi1.exe cmd.exe PID 784 wrote to memory of 1948 784 obi1.exe images.exe PID 784 wrote to memory of 1948 784 obi1.exe images.exe PID 784 wrote to memory of 1948 784 obi1.exe images.exe PID 784 wrote to memory of 1948 784 obi1.exe images.exe PID 576 wrote to memory of 764 576 cmd.exe reg.exe PID 576 wrote to memory of 764 576 cmd.exe reg.exe PID 576 wrote to memory of 764 576 cmd.exe reg.exe PID 576 wrote to memory of 764 576 cmd.exe reg.exe PID 1948 wrote to memory of 1016 1948 images.exe images.exe PID 1948 wrote to memory of 1016 1948 images.exe images.exe PID 1948 wrote to memory of 1016 1948 images.exe images.exe PID 1948 wrote to memory of 1016 1948 images.exe images.exe PID 1948 wrote to memory of 1016 1948 images.exe images.exe PID 1948 wrote to memory of 1016 1948 images.exe images.exe PID 1948 wrote to memory of 1016 1948 images.exe images.exe PID 1948 wrote to memory of 1016 1948 images.exe images.exe PID 1948 wrote to memory of 1016 1948 images.exe images.exe PID 1948 wrote to memory of 1016 1948 images.exe images.exe PID 1948 wrote to memory of 1016 1948 images.exe images.exe PID 1016 wrote to memory of 824 1016 images.exe cmd.exe PID 1016 wrote to memory of 824 1016 images.exe cmd.exe PID 1016 wrote to memory of 824 1016 images.exe cmd.exe PID 1016 wrote to memory of 824 1016 images.exe cmd.exe PID 1016 wrote to memory of 824 1016 images.exe cmd.exe PID 1016 wrote to memory of 824 1016 images.exe cmd.exe PID 1016 wrote to memory of 460 1016 images.exe ld.wgHD...exe PID 1016 wrote to memory of 460 1016 images.exe ld.wgHD...exe PID 1016 wrote to memory of 460 1016 images.exe ld.wgHD...exe PID 1016 wrote to memory of 460 1016 images.exe ld.wgHD...exe PID 460 wrote to memory of 1792 460 ld.wgHD...exe schtasks.exe PID 460 wrote to memory of 1792 460 ld.wgHD...exe schtasks.exe PID 460 wrote to memory of 1792 460 ld.wgHD...exe schtasks.exe PID 460 wrote to memory of 1792 460 ld.wgHD...exe schtasks.exe PID 460 wrote to memory of 1764 460 ld.wgHD...exe ld.wgHD...exe PID 460 wrote to memory of 1764 460 ld.wgHD...exe ld.wgHD...exe PID 460 wrote to memory of 1764 460 ld.wgHD...exe ld.wgHD...exe PID 460 wrote to memory of 1764 460 ld.wgHD...exe ld.wgHD...exe PID 460 wrote to memory of 1764 460 ld.wgHD...exe ld.wgHD...exe PID 460 wrote to memory of 1764 460 ld.wgHD...exe ld.wgHD...exe PID 460 wrote to memory of 1764 460 ld.wgHD...exe ld.wgHD...exe PID 460 wrote to memory of 1764 460 ld.wgHD...exe ld.wgHD...exe PID 460 wrote to memory of 1764 460 ld.wgHD...exe ld.wgHD...exe
Processes
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C:\Users\Admin\AppData\Local\Temp\obi1.exe"C:\Users\Admin\AppData\Local\Temp\obi1.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1100 -
C:\Users\Admin\AppData\Local\Temp\obi1.exeC:\Users\Admin\AppData\Local\Temp\obi1.exe2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:784 -
C:\Windows\SysWOW64\cmd.execmd.exe /c REG ADD "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Windows" /f /v Load /t REG_SZ /d "C:\ProgramData\images.exe"3⤵
- Suspicious use of WriteProcessMemory
PID:576 -
C:\Windows\SysWOW64\reg.exeREG ADD "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Windows" /f /v Load /t REG_SZ /d "C:\ProgramData\images.exe"4⤵PID:764
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C:\ProgramData\images.exe"C:\ProgramData\images.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1948 -
C:\Users\Admin\AppData\Local\Temp\images.exeC:\Users\Admin\AppData\Local\Temp\images.exe4⤵
- Executes dropped EXE
- Loads dropped DLL
- Modifies WinLogon
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1016 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe"5⤵PID:824
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C:\Users\Admin\AppData\Roaming\ld.wgHD...exe"C:\Users\Admin\AppData\Roaming\ld.wgHD...exe"5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:460 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\eRUPcn" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEA8E.tmp"6⤵
- Creates scheduled task(s)
PID:1792
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C:\Users\Admin\AppData\Roaming\ld.wgHD...exe"{path}"6⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1764
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
40cc8249b0f31d6e1c0065aab24007b1
SHA1f73e02ad09976ade8985ec833c5743dc387c9687
SHA256662fbe23c87844a881ca233876ff75ee05ddf2ac0a1b5546fb5bc7603474860a
SHA5120d7cc1d3bd30c7c5d2b549c5dd9fe332b95b5947637e8b00fd0790ff4ee6bb222fa3267b60779782a3f1c18e28b1f004f321008fc018c986db36fe37dc44d351
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MD5
40cc8249b0f31d6e1c0065aab24007b1
SHA1f73e02ad09976ade8985ec833c5743dc387c9687
SHA256662fbe23c87844a881ca233876ff75ee05ddf2ac0a1b5546fb5bc7603474860a
SHA5120d7cc1d3bd30c7c5d2b549c5dd9fe332b95b5947637e8b00fd0790ff4ee6bb222fa3267b60779782a3f1c18e28b1f004f321008fc018c986db36fe37dc44d351
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MD5
40cc8249b0f31d6e1c0065aab24007b1
SHA1f73e02ad09976ade8985ec833c5743dc387c9687
SHA256662fbe23c87844a881ca233876ff75ee05ddf2ac0a1b5546fb5bc7603474860a
SHA5120d7cc1d3bd30c7c5d2b549c5dd9fe332b95b5947637e8b00fd0790ff4ee6bb222fa3267b60779782a3f1c18e28b1f004f321008fc018c986db36fe37dc44d351
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MD5
40cc8249b0f31d6e1c0065aab24007b1
SHA1f73e02ad09976ade8985ec833c5743dc387c9687
SHA256662fbe23c87844a881ca233876ff75ee05ddf2ac0a1b5546fb5bc7603474860a
SHA5120d7cc1d3bd30c7c5d2b549c5dd9fe332b95b5947637e8b00fd0790ff4ee6bb222fa3267b60779782a3f1c18e28b1f004f321008fc018c986db36fe37dc44d351
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MD5
1bf0b627b3132496e49485fc2560e2ea
SHA179b2ad3f295645729a7610c46f5b713305c8b4f3
SHA256b613c239c61ca1ebc3b9d6683cd84d0253ab3168da93105931f8d1292e0745cb
SHA5123e4675d45a604b3ca3b1c121edb6b71bfe775256dbf1a6cbf4f42106dbe479a4e3b8e3d73293031d4618fb7c0e8f2c866654e8c7226f7d12348721c33099fac2
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MD5
f4551cadd68cf58e1ea86d3664eefd4c
SHA1e184513a01eb1dd3a34998f6f3c756681687eb90
SHA25690f026ae8692c2199e2a5e8ea618c93ff00fd5d07ac974191ca5f060c1f7c737
SHA512e52f815e10d145b0f81630ab60c87644cfb6ba53e026f367d5d29ce096bdc3b4db772456bb3df0e40ccc68f08648a27b520a923a05d4c24f8faf45be63efd843
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MD5
f4551cadd68cf58e1ea86d3664eefd4c
SHA1e184513a01eb1dd3a34998f6f3c756681687eb90
SHA25690f026ae8692c2199e2a5e8ea618c93ff00fd5d07ac974191ca5f060c1f7c737
SHA512e52f815e10d145b0f81630ab60c87644cfb6ba53e026f367d5d29ce096bdc3b4db772456bb3df0e40ccc68f08648a27b520a923a05d4c24f8faf45be63efd843
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MD5
f4551cadd68cf58e1ea86d3664eefd4c
SHA1e184513a01eb1dd3a34998f6f3c756681687eb90
SHA25690f026ae8692c2199e2a5e8ea618c93ff00fd5d07ac974191ca5f060c1f7c737
SHA512e52f815e10d145b0f81630ab60c87644cfb6ba53e026f367d5d29ce096bdc3b4db772456bb3df0e40ccc68f08648a27b520a923a05d4c24f8faf45be63efd843
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MD5
40cc8249b0f31d6e1c0065aab24007b1
SHA1f73e02ad09976ade8985ec833c5743dc387c9687
SHA256662fbe23c87844a881ca233876ff75ee05ddf2ac0a1b5546fb5bc7603474860a
SHA5120d7cc1d3bd30c7c5d2b549c5dd9fe332b95b5947637e8b00fd0790ff4ee6bb222fa3267b60779782a3f1c18e28b1f004f321008fc018c986db36fe37dc44d351
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MD5
ef12ab9d0b231b8f898067b2114b1bc0
SHA16d90f27b2105945f9bb77039e8b892070a5f9442
SHA2562b00fc4f541ac10c94e3556ff28e30a801811c36422546a546a445aca3f410f7
SHA5122aa62bfba556ad8f042942dd25aa071ff6677c257904377c1ec956fd9e862abcbf379e0cfd8c630c303a32ece75618c24e3eef58bddb705c427985b944689193
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MD5
40cc8249b0f31d6e1c0065aab24007b1
SHA1f73e02ad09976ade8985ec833c5743dc387c9687
SHA256662fbe23c87844a881ca233876ff75ee05ddf2ac0a1b5546fb5bc7603474860a
SHA5120d7cc1d3bd30c7c5d2b549c5dd9fe332b95b5947637e8b00fd0790ff4ee6bb222fa3267b60779782a3f1c18e28b1f004f321008fc018c986db36fe37dc44d351
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MD5
75f8cc548cabf0cc800c25047e4d3124
SHA1602676768f9faecd35b48c38a0632781dfbde10c
SHA256fb419a60305f17359e2ac0510233ee80e845885eee60607715c67dd88e501ef0
SHA512ed831c9c769aef3be253c52542cf032afa0a8fa5fe25ca704db65ee6883c608220df7102ac2b99ee9c2e599a0f5db99fd86894a4b169e68440eb1b0d0012672f
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MD5
109f0f02fd37c84bfc7508d4227d7ed5
SHA1ef7420141bb15ac334d3964082361a460bfdb975
SHA256334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4
SHA51246eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39
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MD5
d7858e8449004e21b01d468e9fd04b82
SHA19524352071ede21c167e7e4f106e9526dc23ef4e
SHA25678758bf7f3b3b5e3477e38354acd32d787bc1286c8bd9b873471b9c195e638db
SHA5121e2c981e6c0ca36c60c6e9cae9548b866d5c524df837095b30d618d9c322def7134c20de820105400dd1b58076b66d90274f67773ac6ba914f611b419babb440
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MD5
471c983513694ac3002590345f2be0da
SHA16612b9af4ff6830fa9b7d4193078434ef72f775b
SHA256bb3ff746471116c6ad0339fa0522aa2a44a787e33a29c7b27649a054ecd4d00f
SHA512a9b0fb923bc3b567e933de10b141a3e9213640e3d790b4c4d753cf220d55593ae8026102909969ba6bfc22da3b2fcd01e30a9f5a74bd14a0fdec9beaf0fb1410
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MD5
7587bf9cb4147022cd5681b015183046
SHA1f2106306a8f6f0da5afb7fc765cfa0757ad5a628
SHA256c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d
SHA5120b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f
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MD5
f4551cadd68cf58e1ea86d3664eefd4c
SHA1e184513a01eb1dd3a34998f6f3c756681687eb90
SHA25690f026ae8692c2199e2a5e8ea618c93ff00fd5d07ac974191ca5f060c1f7c737
SHA512e52f815e10d145b0f81630ab60c87644cfb6ba53e026f367d5d29ce096bdc3b4db772456bb3df0e40ccc68f08648a27b520a923a05d4c24f8faf45be63efd843