Analysis
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max time kernel
150s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
23-01-2024 23:33
Static task
static1
Behavioral task
behavioral1
Sample
70d94e86e118a27adfe3f75b8db4134c.dll
Resource
win7-20231215-en
General
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Target
70d94e86e118a27adfe3f75b8db4134c.dll
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Size
2.1MB
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MD5
70d94e86e118a27adfe3f75b8db4134c
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SHA1
252169f8b3b9f7e3187e1c25ee2e7561de450968
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SHA256
814d959ae1800dc9c90f630f8f204a2f36fca00c3c4fe9c460b399f957e499f6
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SHA512
815381ef381bcc883564b00866ce22a22e910d948885d107c3a679c87ddd99dc8c23723ac825ec8594ba67233622d79599ad9207d9dccc3476163703c44b3052
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SSDEEP
12288:BVI0W/TtlPLfJCm3WIYxJ9yK5IQ9PElOlidGAWilgm5Qq0nB6wtt4AenZ1Web:wfP7fWsK5z9A+WGAW+V5SB6Ct4bnb
Malware Config
Signatures
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Processes:
resource yara_rule behavioral1/memory/1388-5-0x0000000002660000-0x0000000002661000-memory.dmp dridex_stager_shellcode -
Executes dropped EXE 3 IoCs
Processes:
rdpshell.exemfpmp.exeNetplwiz.exepid process 1224 rdpshell.exe 2908 mfpmp.exe 2528 Netplwiz.exe -
Loads dropped DLL 7 IoCs
Processes:
rdpshell.exemfpmp.exeNetplwiz.exepid process 1388 1224 rdpshell.exe 1388 2908 mfpmp.exe 1388 2528 Netplwiz.exe 1388 -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
description ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Windows\CurrentVersion\Run\Zqonzshwxyr = "C:\\Users\\Admin\\AppData\\Roaming\\MACROM~1\\FLASHP~1\\MACROM~1.COM\\support\\qeXUgmb\\mfpmp.exe" -
Processes:
rundll32.exerdpshell.exemfpmp.exeNetplwiz.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rdpshell.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA mfpmp.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA Netplwiz.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
rundll32.exepid process 2620 rundll32.exe 2620 rundll32.exe 2620 rundll32.exe 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 1388 -
Suspicious use of WriteProcessMemory 18 IoCs
Processes:
description pid process target process PID 1388 wrote to memory of 792 1388 rdpshell.exe PID 1388 wrote to memory of 792 1388 rdpshell.exe PID 1388 wrote to memory of 792 1388 rdpshell.exe PID 1388 wrote to memory of 1224 1388 rdpshell.exe PID 1388 wrote to memory of 1224 1388 rdpshell.exe PID 1388 wrote to memory of 1224 1388 rdpshell.exe PID 1388 wrote to memory of 2872 1388 mfpmp.exe PID 1388 wrote to memory of 2872 1388 mfpmp.exe PID 1388 wrote to memory of 2872 1388 mfpmp.exe PID 1388 wrote to memory of 2908 1388 mfpmp.exe PID 1388 wrote to memory of 2908 1388 mfpmp.exe PID 1388 wrote to memory of 2908 1388 mfpmp.exe PID 1388 wrote to memory of 1648 1388 Netplwiz.exe PID 1388 wrote to memory of 1648 1388 Netplwiz.exe PID 1388 wrote to memory of 1648 1388 Netplwiz.exe PID 1388 wrote to memory of 2528 1388 Netplwiz.exe PID 1388 wrote to memory of 2528 1388 Netplwiz.exe PID 1388 wrote to memory of 2528 1388 Netplwiz.exe -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\70d94e86e118a27adfe3f75b8db4134c.dll,#11⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
PID:2620
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C:\Windows\system32\rdpshell.exeC:\Windows\system32\rdpshell.exe1⤵PID:792
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C:\Users\Admin\AppData\Local\yXZXbms\rdpshell.exeC:\Users\Admin\AppData\Local\yXZXbms\rdpshell.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:1224
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C:\Windows\system32\mfpmp.exeC:\Windows\system32\mfpmp.exe1⤵PID:2872
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C:\Users\Admin\AppData\Local\XLa3BNRX\mfpmp.exeC:\Users\Admin\AppData\Local\XLa3BNRX\mfpmp.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:2908
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C:\Windows\system32\Netplwiz.exeC:\Windows\system32\Netplwiz.exe1⤵PID:1648
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C:\Users\Admin\AppData\Local\I9STuLf\Netplwiz.exeC:\Users\Admin\AppData\Local\I9STuLf\Netplwiz.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:2528
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2.1MB
MD58b4ba01cdf461baa5ca482bf14764ba3
SHA16dca238f72a1746b8d200e4288c79a5188af0c16
SHA25667b8a717482394a88562c9d1b4d716b97847f6e48d293d03c556f5e8e3b42914
SHA5128a727b66a716a52ddbd5f4e76c81d8a6ccfef79b1ca30b619e128c75decd6fbf45f25d7c925a364d335275f40b160b1df64896ca309be0103f8fe604d03a6793
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Filesize
2.1MB
MD5adc27ed190805f426a47276e6eb0860c
SHA1dc76857edce83d98a0134c7c7b5dd229e9393396
SHA256bb6fd2aaa03affc185a1eef0852b766b4b070624251587da955e7e10cf44992e
SHA512bbd9c050f3d607b48f30b63ba666b2daa66452fe5f3e09219d5609d61c0ee9b1fab0cd023918092c28c2b9f0dd5e3c50aa6b0e14fc229bbfa598ca5da9577733
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Filesize
24KB
MD52d8600b94de72a9d771cbb56b9f9c331
SHA1a0e2ac409159546183aa45875497844c4adb5aac
SHA2567d8d8918761b8b6c95758375a6e7cf7fb8e43abfdd3846476219883ef3f8c185
SHA5123aaa6619f29434c294b9b197c3b86fdc5d88b0254c8f35f010c9b5f254fd47fbc3272412907e2a5a4f490bda2acfbbd7a90f968e25067abf921b934d2616eafc
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Filesize
2.1MB
MD55bab47ee8ba19cb9aee89f27c744d362
SHA15f7689ae6e4320c3e71cefb235764499912f7336
SHA256f77206b2b83c746e17e2115d57dabb5ba7d9a0ea61d811aa2e43dc1e9d44eb5c
SHA5125c782d0fe67918a43d35eb04d3fcd362edbd3a0337ff45d65c2bd5c409d6cf5d793843be386d2c08014640d97e0c73ff81445b63a8a0952fe76a4aed9f805526
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Filesize
292KB
MD5a62dfcea3a58ba8fcf32f831f018fe3f
SHA175f7690b19866f2c2b3dd3bfdff8a1c6fa8e958b
SHA256f8346a44f12e5b1ca6beaae5fbdf5f7f494ba204379c21d1875b03ba6da6152e
SHA5129a3df5be95017c23ab144302d2275654e86193e2cd94957d5f72bda3cb171ec2a6da14e6631a7fd4fd053b4529f4083aa287ada57484ad0ee01a8e5b2b54c603
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Filesize
1KB
MD5e39f8b28f846139d2278941c9fdb6e38
SHA154e132ca6d3aee5badb0b3679225d941b84dbd61
SHA256e0a10d6d2ec3d922fa4a2a1725d80d581d35e0ba95e9db0232ddeaa080b6e229
SHA51242ff14eae0411e1cd4e2e42a7b0ec1730a8a1a0590a551055352793fd8527ecd6fa101395aa8ebddd132c6888ae1761d4dd41cf858e4e075a18cf5b011970801
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Filesize
1.9MB
MD5a42d3eb85cf075abfbe414b34c8dfe07
SHA14460646fc55d8649bc2988cb0508c430a4a354c3
SHA25612826290bb2c318c338b2aca289749d6a74330cb2585334912ce7b4c32c89b16
SHA5120fb6767fa7786c53f1425f331e90a2cf521e03a9e6a128a88c004a2a29a3b59accbf0d001db5bdf070618b4f9f72e9a961c76a5c7c89b21382b994498cab6a54
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Filesize
26KB
MD5e43ec3c800d4c0716613392e81fba1d9
SHA137de6a235e978ecf3bb0fc2c864016c5b0134348
SHA256636606415a85a16a7e6c5c8fcbdf35494991bce1c37dfc19c75ecb7ce12dc65c
SHA512176c6d8b87bc5a9ca06698e2542ff34d474bcbbf21278390127981366eda89769bd9dd712f3b34f4dd8332a0b40ee0e609276400f16b51999471c8ff24522a08