Analysis
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max time kernel
193s -
max time network
198s -
platform
windows10-1703_x64 -
resource
win10-20220812-en -
resource tags
arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system -
submitted
25-11-2022 16:15
Static task
static1
Behavioral task
behavioral1
Sample
a718e90f08e4e3a15d0acbe4d6f1ac4e49dc3e5e95460d4a4a9e2a77e4cf6217.exe
Resource
win10-20220812-en
General
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Target
a718e90f08e4e3a15d0acbe4d6f1ac4e49dc3e5e95460d4a4a9e2a77e4cf6217.exe
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Size
226KB
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MD5
7d5768018e43db010843b5c0f87cf507
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SHA1
5dcde68657061bdc91f84449a5c9836a0327748d
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SHA256
a718e90f08e4e3a15d0acbe4d6f1ac4e49dc3e5e95460d4a4a9e2a77e4cf6217
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SHA512
7f05d2a3a13614bc0a0433cc9b7beb306d1cc5f384f201227c6011d116d036071b3fe1aca08857fc32ca544ce610f2341f9cc8bf5bb3d84ccb26a37ce444f91b
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SSDEEP
3072:KM31JsLgZNzysB3w5RGZ/3a+iL1BKJzx4I71vEkTEwLqd0s9FnV:BqaNzysBp/3LiW/4GEkTEld0W
Malware Config
Extracted
amadey
3.50
193.56.146.194/h49vlBP/index.php
Signatures
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Detect Amadey credential stealer module 3 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll amadey_cred_module \Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll amadey_cred_module \Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll amadey_cred_module -
Blocklisted process makes network request 1 IoCs
Processes:
rundll32.exeflow pid process 7 3376 rundll32.exe -
Downloads MZ/PE file
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Executes dropped EXE 3 IoCs
Processes:
rovwer.exerovwer.exerovwer.exepid process 4700 rovwer.exe 4820 rovwer.exe 4356 rovwer.exe -
Loads dropped DLL 2 IoCs
Processes:
rundll32.exepid process 3376 rundll32.exe 3376 rundll32.exe -
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
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Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
Processes:
rundll32.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook rundll32.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 4 IoCs
Processes:
rundll32.exepid process 3376 rundll32.exe 3376 rundll32.exe 3376 rundll32.exe 3376 rundll32.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
a718e90f08e4e3a15d0acbe4d6f1ac4e49dc3e5e95460d4a4a9e2a77e4cf6217.exerovwer.exedescription pid process target process PID 2852 wrote to memory of 4700 2852 a718e90f08e4e3a15d0acbe4d6f1ac4e49dc3e5e95460d4a4a9e2a77e4cf6217.exe rovwer.exe PID 2852 wrote to memory of 4700 2852 a718e90f08e4e3a15d0acbe4d6f1ac4e49dc3e5e95460d4a4a9e2a77e4cf6217.exe rovwer.exe PID 2852 wrote to memory of 4700 2852 a718e90f08e4e3a15d0acbe4d6f1ac4e49dc3e5e95460d4a4a9e2a77e4cf6217.exe rovwer.exe PID 4700 wrote to memory of 1112 4700 rovwer.exe schtasks.exe PID 4700 wrote to memory of 1112 4700 rovwer.exe schtasks.exe PID 4700 wrote to memory of 1112 4700 rovwer.exe schtasks.exe PID 4700 wrote to memory of 3376 4700 rovwer.exe rundll32.exe PID 4700 wrote to memory of 3376 4700 rovwer.exe rundll32.exe PID 4700 wrote to memory of 3376 4700 rovwer.exe rundll32.exe -
outlook_win_path 1 IoCs
Processes:
rundll32.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3844063266-715245855-4050956231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a718e90f08e4e3a15d0acbe4d6f1ac4e49dc3e5e95460d4a4a9e2a77e4cf6217.exe"C:\Users\Admin\AppData\Local\Temp\a718e90f08e4e3a15d0acbe4d6f1ac4e49dc3e5e95460d4a4a9e2a77e4cf6217.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2852 -
C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe"C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4700 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN rovwer.exe /TR "C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe" /F3⤵
- Creates scheduled task(s)
PID:1112 -
C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll, Main3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- outlook_win_path
PID:3376
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C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeC:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe1⤵
- Executes dropped EXE
PID:4820
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C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeC:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe1⤵
- Executes dropped EXE
PID:4356
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
226KB
MD57d5768018e43db010843b5c0f87cf507
SHA15dcde68657061bdc91f84449a5c9836a0327748d
SHA256a718e90f08e4e3a15d0acbe4d6f1ac4e49dc3e5e95460d4a4a9e2a77e4cf6217
SHA5127f05d2a3a13614bc0a0433cc9b7beb306d1cc5f384f201227c6011d116d036071b3fe1aca08857fc32ca544ce610f2341f9cc8bf5bb3d84ccb26a37ce444f91b
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Filesize
226KB
MD57d5768018e43db010843b5c0f87cf507
SHA15dcde68657061bdc91f84449a5c9836a0327748d
SHA256a718e90f08e4e3a15d0acbe4d6f1ac4e49dc3e5e95460d4a4a9e2a77e4cf6217
SHA5127f05d2a3a13614bc0a0433cc9b7beb306d1cc5f384f201227c6011d116d036071b3fe1aca08857fc32ca544ce610f2341f9cc8bf5bb3d84ccb26a37ce444f91b
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Filesize
226KB
MD57d5768018e43db010843b5c0f87cf507
SHA15dcde68657061bdc91f84449a5c9836a0327748d
SHA256a718e90f08e4e3a15d0acbe4d6f1ac4e49dc3e5e95460d4a4a9e2a77e4cf6217
SHA5127f05d2a3a13614bc0a0433cc9b7beb306d1cc5f384f201227c6011d116d036071b3fe1aca08857fc32ca544ce610f2341f9cc8bf5bb3d84ccb26a37ce444f91b
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Filesize
226KB
MD57d5768018e43db010843b5c0f87cf507
SHA15dcde68657061bdc91f84449a5c9836a0327748d
SHA256a718e90f08e4e3a15d0acbe4d6f1ac4e49dc3e5e95460d4a4a9e2a77e4cf6217
SHA5127f05d2a3a13614bc0a0433cc9b7beb306d1cc5f384f201227c6011d116d036071b3fe1aca08857fc32ca544ce610f2341f9cc8bf5bb3d84ccb26a37ce444f91b
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Filesize
126KB
MD5674cec24e36e0dfaec6290db96dda86e
SHA1581e3a7a541cc04641e751fc850d92e07236681f
SHA256de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded
SHA5126d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029
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Filesize
126KB
MD5674cec24e36e0dfaec6290db96dda86e
SHA1581e3a7a541cc04641e751fc850d92e07236681f
SHA256de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded
SHA5126d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029
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Filesize
126KB
MD5674cec24e36e0dfaec6290db96dda86e
SHA1581e3a7a541cc04641e751fc850d92e07236681f
SHA256de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded
SHA5126d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029