Analysis
-
max time kernel
117s -
max time network
117s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
26-09-2024 23:19
Static task
static1
Behavioral task
behavioral1
Sample
f8741a9d99f0d8b31a5892687ffa397accfe96c964413435b2afe13abe4a132fN.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
f8741a9d99f0d8b31a5892687ffa397accfe96c964413435b2afe13abe4a132fN.exe
Resource
win10v2004-20240910-en
General
-
Target
f8741a9d99f0d8b31a5892687ffa397accfe96c964413435b2afe13abe4a132fN.exe
-
Size
1.1MB
-
MD5
f058ebdf6fb882fc9d7bd7d2aa953800
-
SHA1
c5665946feacde99531066db80e07d59ed55db3d
-
SHA256
f8741a9d99f0d8b31a5892687ffa397accfe96c964413435b2afe13abe4a132f
-
SHA512
f76128da6771c72e95f98a56497f7bb19d38079d28dc449a74434220c5049397a82801f6f0624c4bb9571451af17ccc069855c93b75670a8f3f29fa068f79392
-
SSDEEP
24576:KhntGx9yVf41ob4s6ABttGZOATIZXTnR13/JtlvL:utGZ1oEEbG8xXjND
Malware Config
Signatures
-
Detected Nirsoft tools 11 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
resource yara_rule behavioral1/memory/2900-44-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral1/memory/2900-45-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral1/memory/2900-43-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral1/memory/2900-50-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral1/memory/2900-49-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral1/memory/1544-97-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1544-96-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1544-99-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/2920-100-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/2920-101-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/2920-108-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft -
NirSoft MailPassView 8 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral1/memory/2900-44-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral1/memory/2900-45-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral1/memory/2900-43-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral1/memory/2900-50-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral1/memory/2900-49-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral1/memory/1544-97-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/1544-96-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/1544-99-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 8 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral1/memory/2900-44-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral1/memory/2900-45-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral1/memory/2900-43-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral1/memory/2900-50-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral1/memory/2900-49-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral1/memory/2920-100-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/2920-101-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/2920-108-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Executes dropped EXE 2 IoCs
pid Process 2848 magert.exe 2900 magert.exe -
Loads dropped DLL 1 IoCs
pid Process 2960 f8741a9d99f0d8b31a5892687ffa397accfe96c964413435b2afe13abe4a132fN.exe -
Uses the VBS compiler for execution 1 TTPs
-
Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\Application = "C:\\Users\\Admin\\Music\\magert.exe" f8741a9d99f0d8b31a5892687ffa397accfe96c964413435b2afe13abe4a132fN.exe -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 16 whatismyipaddress.com 17 whatismyipaddress.com 14 whatismyipaddress.com -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 2848 set thread context of 2900 2848 magert.exe 32 PID 2900 set thread context of 1544 2900 magert.exe 34 PID 2900 set thread context of 2920 2900 magert.exe 35 -
System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vbc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f8741a9d99f0d8b31a5892687ffa397accfe96c964413435b2afe13abe4a132fN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language magert.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language magert.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vbc.exe -
Suspicious behavior: EnumeratesProcesses 13 IoCs
pid Process 2960 f8741a9d99f0d8b31a5892687ffa397accfe96c964413435b2afe13abe4a132fN.exe 2960 f8741a9d99f0d8b31a5892687ffa397accfe96c964413435b2afe13abe4a132fN.exe 2960 f8741a9d99f0d8b31a5892687ffa397accfe96c964413435b2afe13abe4a132fN.exe 2960 f8741a9d99f0d8b31a5892687ffa397accfe96c964413435b2afe13abe4a132fN.exe 2960 f8741a9d99f0d8b31a5892687ffa397accfe96c964413435b2afe13abe4a132fN.exe 2960 f8741a9d99f0d8b31a5892687ffa397accfe96c964413435b2afe13abe4a132fN.exe 2848 magert.exe 2848 magert.exe 2848 magert.exe 2848 magert.exe 2848 magert.exe 2848 magert.exe 2920 vbc.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2960 f8741a9d99f0d8b31a5892687ffa397accfe96c964413435b2afe13abe4a132fN.exe Token: SeDebugPrivilege 2848 magert.exe Token: SeDebugPrivilege 2900 magert.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2900 magert.exe -
Suspicious use of WriteProcessMemory 33 IoCs
description pid Process procid_target PID 2960 wrote to memory of 2848 2960 f8741a9d99f0d8b31a5892687ffa397accfe96c964413435b2afe13abe4a132fN.exe 31 PID 2960 wrote to memory of 2848 2960 f8741a9d99f0d8b31a5892687ffa397accfe96c964413435b2afe13abe4a132fN.exe 31 PID 2960 wrote to memory of 2848 2960 f8741a9d99f0d8b31a5892687ffa397accfe96c964413435b2afe13abe4a132fN.exe 31 PID 2960 wrote to memory of 2848 2960 f8741a9d99f0d8b31a5892687ffa397accfe96c964413435b2afe13abe4a132fN.exe 31 PID 2848 wrote to memory of 2900 2848 magert.exe 32 PID 2848 wrote to memory of 2900 2848 magert.exe 32 PID 2848 wrote to memory of 2900 2848 magert.exe 32 PID 2848 wrote to memory of 2900 2848 magert.exe 32 PID 2848 wrote to memory of 2900 2848 magert.exe 32 PID 2848 wrote to memory of 2900 2848 magert.exe 32 PID 2848 wrote to memory of 2900 2848 magert.exe 32 PID 2848 wrote to memory of 2900 2848 magert.exe 32 PID 2848 wrote to memory of 2900 2848 magert.exe 32 PID 2900 wrote to memory of 1544 2900 magert.exe 34 PID 2900 wrote to memory of 1544 2900 magert.exe 34 PID 2900 wrote to memory of 1544 2900 magert.exe 34 PID 2900 wrote to memory of 1544 2900 magert.exe 34 PID 2900 wrote to memory of 1544 2900 magert.exe 34 PID 2900 wrote to memory of 1544 2900 magert.exe 34 PID 2900 wrote to memory of 1544 2900 magert.exe 34 PID 2900 wrote to memory of 1544 2900 magert.exe 34 PID 2900 wrote to memory of 1544 2900 magert.exe 34 PID 2900 wrote to memory of 1544 2900 magert.exe 34 PID 2900 wrote to memory of 2920 2900 magert.exe 35 PID 2900 wrote to memory of 2920 2900 magert.exe 35 PID 2900 wrote to memory of 2920 2900 magert.exe 35 PID 2900 wrote to memory of 2920 2900 magert.exe 35 PID 2900 wrote to memory of 2920 2900 magert.exe 35 PID 2900 wrote to memory of 2920 2900 magert.exe 35 PID 2900 wrote to memory of 2920 2900 magert.exe 35 PID 2900 wrote to memory of 2920 2900 magert.exe 35 PID 2900 wrote to memory of 2920 2900 magert.exe 35 PID 2900 wrote to memory of 2920 2900 magert.exe 35
Processes
-
C:\Users\Admin\AppData\Local\Temp\f8741a9d99f0d8b31a5892687ffa397accfe96c964413435b2afe13abe4a132fN.exe"C:\Users\Admin\AppData\Local\Temp\f8741a9d99f0d8b31a5892687ffa397accfe96c964413435b2afe13abe4a132fN.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2960 -
C:\Users\Admin\Music\magert.exe"C:\Users\Admin\Music\magert.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2848 -
C:\Users\Admin\Music\magert.exe"C:\Users\Admin\Music\magert.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2900 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"4⤵
- Accesses Microsoft Outlook accounts
- System Location Discovery: System Language Discovery
PID:1544
-
-
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"4⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:2920
-
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
1KB
MD5a266bb7dcc38a562631361bbf61dd11b
SHA13b1efd3a66ea28b16697394703a72ca340a05bd5
SHA256df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e
SHA5120da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357
Filesize242B
MD5e3454fd810f736f6e268dd623c40c2e1
SHA18ab89bfbe1815727582eba507be05996b35bffb4
SHA256e005cbf18de321ebbb3249157ca2ed2e1ae6ba4f4b26c0c2e85898a4efcbed78
SHA512eba0fde98c3beffdcbecd1ecdf2aac59016cf7055ee45eb321f435fbf32bda359f6f693e1723f690b5004ca2a27da8eb2511eee2b4a854f798aff74bf8e373c2
-
Filesize
70KB
MD549aebf8cbd62d92ac215b2923fb1b9f5
SHA11723be06719828dda65ad804298d0431f6aff976
SHA256b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
-
Filesize
181KB
MD54ea6026cf93ec6338144661bf1202cd1
SHA1a1dec9044f750ad887935a01430bf49322fbdcb7
SHA2568efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA5126c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b
-
Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84
-
Filesize
1.1MB
MD54ebd70ab10ab07f02dfce92aad6f880a
SHA104931e3f67ad865f545e714ad0f2dcb4cce13483
SHA256b0f84f6eb25b8437db9a17dcad266ad985bc0cade363c0cd6b821394c2b90b36
SHA512d464c2c949c1e996ec3ed6a68987b318904fb1df4fe61701a8bc3a70c5f197262735a67eab25b38a533ae5fc35c4292cf8a26ddefe5267a65ecc3cd57d73a997