Analysis
-
max time kernel
143s -
max time network
133s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
25-11-2022 16:55
Static task
static1
Behavioral task
behavioral1
Sample
b656d2dfb1646d77a60799c56814a7d6.exe
Resource
win7-20220812-en
General
-
Target
b656d2dfb1646d77a60799c56814a7d6.exe
-
Size
247KB
-
MD5
b656d2dfb1646d77a60799c56814a7d6
-
SHA1
1364be44ee074ffbec0b0c992a917920c580f948
-
SHA256
54eac531f0ca8495f2c3ddbb73e29280200a6635c0b35ca094e65b48a6cffe64
-
SHA512
c3d72adbccd49f3dc3c32a2c2dd281acfcf1af68fdcc4f3ed4920d64d6250ea0f001e5ba64f1c776d483b109d20c6ab1ffa8f8ac64ef335433cd03b922ecbdc1
-
SSDEEP
3072:zg3sOgVS6iOK7LaeaAVHKi5WxSCxkOWMpSmIPkfcl0oS+yzCvSgBX3XQsPR:E3LbLaeaWQxmqp7KkfcLSNCvSU3X9J
Malware Config
Extracted
amadey
3.50
193.56.146.194/h49vlBP/index.php
Signatures
-
Detect Amadey credential stealer module 6 IoCs
Processes:
resource yara_rule behavioral1/memory/1104-91-0x00000000001D0000-0x00000000001F4000-memory.dmp amadey_cred_module \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 \Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll amadey_cred_module C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll amadey_cred_module -
Blocklisted process makes network request 1 IoCs
Processes:
rundll32.exeflow pid process 9 1104 rundll32.exe -
Downloads MZ/PE file
-
Executes dropped EXE 5 IoCs
Processes:
rovwer.exerovwer.exelinda5.exerovwer.exerovwer.exepid process 1640 rovwer.exe 1696 rovwer.exe 1168 linda5.exe 1064 rovwer.exe 892 rovwer.exe -
Loads dropped DLL 8 IoCs
Processes:
b656d2dfb1646d77a60799c56814a7d6.exerovwer.exemsiexec.exerundll32.exepid process 832 b656d2dfb1646d77a60799c56814a7d6.exe 832 b656d2dfb1646d77a60799c56814a7d6.exe 1640 rovwer.exe 1444 msiexec.exe 1104 rundll32.exe 1104 rundll32.exe 1104 rundll32.exe 1104 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.
-
Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
Processes:
rundll32.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook rundll32.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
rovwer.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\linda5.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1000133001\\linda5.exe" rovwer.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
-
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
rundll32.exepid process 1104 rundll32.exe 1104 rundll32.exe 1104 rundll32.exe 1104 rundll32.exe -
Suspicious use of WriteProcessMemory 38 IoCs
Processes:
b656d2dfb1646d77a60799c56814a7d6.exerovwer.exetaskeng.exelinda5.exedescription pid process target process PID 832 wrote to memory of 1640 832 b656d2dfb1646d77a60799c56814a7d6.exe rovwer.exe PID 832 wrote to memory of 1640 832 b656d2dfb1646d77a60799c56814a7d6.exe rovwer.exe PID 832 wrote to memory of 1640 832 b656d2dfb1646d77a60799c56814a7d6.exe rovwer.exe PID 832 wrote to memory of 1640 832 b656d2dfb1646d77a60799c56814a7d6.exe rovwer.exe PID 1640 wrote to memory of 2008 1640 rovwer.exe schtasks.exe PID 1640 wrote to memory of 2008 1640 rovwer.exe schtasks.exe PID 1640 wrote to memory of 2008 1640 rovwer.exe schtasks.exe PID 1640 wrote to memory of 2008 1640 rovwer.exe schtasks.exe PID 776 wrote to memory of 1696 776 taskeng.exe rovwer.exe PID 776 wrote to memory of 1696 776 taskeng.exe rovwer.exe PID 776 wrote to memory of 1696 776 taskeng.exe rovwer.exe PID 776 wrote to memory of 1696 776 taskeng.exe rovwer.exe PID 1640 wrote to memory of 1168 1640 rovwer.exe linda5.exe PID 1640 wrote to memory of 1168 1640 rovwer.exe linda5.exe PID 1640 wrote to memory of 1168 1640 rovwer.exe linda5.exe PID 1640 wrote to memory of 1168 1640 rovwer.exe linda5.exe PID 1168 wrote to memory of 1444 1168 linda5.exe msiexec.exe PID 1168 wrote to memory of 1444 1168 linda5.exe msiexec.exe PID 1168 wrote to memory of 1444 1168 linda5.exe msiexec.exe PID 1168 wrote to memory of 1444 1168 linda5.exe msiexec.exe PID 1168 wrote to memory of 1444 1168 linda5.exe msiexec.exe PID 1168 wrote to memory of 1444 1168 linda5.exe msiexec.exe PID 1168 wrote to memory of 1444 1168 linda5.exe msiexec.exe PID 1640 wrote to memory of 1104 1640 rovwer.exe rundll32.exe PID 1640 wrote to memory of 1104 1640 rovwer.exe rundll32.exe PID 1640 wrote to memory of 1104 1640 rovwer.exe rundll32.exe PID 1640 wrote to memory of 1104 1640 rovwer.exe rundll32.exe PID 1640 wrote to memory of 1104 1640 rovwer.exe rundll32.exe PID 1640 wrote to memory of 1104 1640 rovwer.exe rundll32.exe PID 1640 wrote to memory of 1104 1640 rovwer.exe rundll32.exe PID 776 wrote to memory of 1064 776 taskeng.exe rovwer.exe PID 776 wrote to memory of 1064 776 taskeng.exe rovwer.exe PID 776 wrote to memory of 1064 776 taskeng.exe rovwer.exe PID 776 wrote to memory of 1064 776 taskeng.exe rovwer.exe PID 776 wrote to memory of 892 776 taskeng.exe rovwer.exe PID 776 wrote to memory of 892 776 taskeng.exe rovwer.exe PID 776 wrote to memory of 892 776 taskeng.exe rovwer.exe PID 776 wrote to memory of 892 776 taskeng.exe rovwer.exe -
outlook_win_path 1 IoCs
Processes:
rundll32.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook rundll32.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\b656d2dfb1646d77a60799c56814a7d6.exe"C:\Users\Admin\AppData\Local\Temp\b656d2dfb1646d77a60799c56814a7d6.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:832 -
C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe"C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1640 -
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:2008 -
C:\Users\Admin\AppData\Local\Temp\1000133001\linda5.exe"C:\Users\Admin\AppData\Local\Temp\1000133001\linda5.exe"3⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1168 -
C:\Windows\SysWOW64\msiexec.exe"C:\Windows\System32\msiexec.exe" /Y .\D9IY9N.9l4⤵
- Loads dropped DLL
PID:1444 -
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:1104
-
C:\Windows\system32\taskeng.exetaskeng.exe {83376865-B24B-454D-B945-8F9AC5506075} S-1-5-21-3845472200-3839195424-595303356-1000:ZERMMMDR\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
PID:776 -
C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeC:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe2⤵
- Executes dropped EXE
PID:1696 -
C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeC:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe2⤵
- Executes dropped EXE
PID:1064 -
C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeC:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe2⤵
- Executes dropped EXE
PID:892
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
1.5MB
MD525400f0b52b7594f8e1042804a1d389c
SHA1bbee32f3d0530e175b953dca2d97d65896f93607
SHA25627c085027fc82a1291d61e5cf339ad7b46eae6166dcf3a1915432122c21ab6a1
SHA512f8ea8edb14b102456c670264c44510426f30cb9a13b334b0abbaa0bc37ed0ed20d33f9567ba69cfa8aa569b852886cb5d21012876676261c62e9144fa139a780
-
Filesize
1.5MB
MD525400f0b52b7594f8e1042804a1d389c
SHA1bbee32f3d0530e175b953dca2d97d65896f93607
SHA25627c085027fc82a1291d61e5cf339ad7b46eae6166dcf3a1915432122c21ab6a1
SHA512f8ea8edb14b102456c670264c44510426f30cb9a13b334b0abbaa0bc37ed0ed20d33f9567ba69cfa8aa569b852886cb5d21012876676261c62e9144fa139a780
-
Filesize
247KB
MD5b656d2dfb1646d77a60799c56814a7d6
SHA11364be44ee074ffbec0b0c992a917920c580f948
SHA25654eac531f0ca8495f2c3ddbb73e29280200a6635c0b35ca094e65b48a6cffe64
SHA512c3d72adbccd49f3dc3c32a2c2dd281acfcf1af68fdcc4f3ed4920d64d6250ea0f001e5ba64f1c776d483b109d20c6ab1ffa8f8ac64ef335433cd03b922ecbdc1
-
Filesize
247KB
MD5b656d2dfb1646d77a60799c56814a7d6
SHA11364be44ee074ffbec0b0c992a917920c580f948
SHA25654eac531f0ca8495f2c3ddbb73e29280200a6635c0b35ca094e65b48a6cffe64
SHA512c3d72adbccd49f3dc3c32a2c2dd281acfcf1af68fdcc4f3ed4920d64d6250ea0f001e5ba64f1c776d483b109d20c6ab1ffa8f8ac64ef335433cd03b922ecbdc1
-
Filesize
247KB
MD5b656d2dfb1646d77a60799c56814a7d6
SHA11364be44ee074ffbec0b0c992a917920c580f948
SHA25654eac531f0ca8495f2c3ddbb73e29280200a6635c0b35ca094e65b48a6cffe64
SHA512c3d72adbccd49f3dc3c32a2c2dd281acfcf1af68fdcc4f3ed4920d64d6250ea0f001e5ba64f1c776d483b109d20c6ab1ffa8f8ac64ef335433cd03b922ecbdc1
-
Filesize
247KB
MD5b656d2dfb1646d77a60799c56814a7d6
SHA11364be44ee074ffbec0b0c992a917920c580f948
SHA25654eac531f0ca8495f2c3ddbb73e29280200a6635c0b35ca094e65b48a6cffe64
SHA512c3d72adbccd49f3dc3c32a2c2dd281acfcf1af68fdcc4f3ed4920d64d6250ea0f001e5ba64f1c776d483b109d20c6ab1ffa8f8ac64ef335433cd03b922ecbdc1
-
Filesize
247KB
MD5b656d2dfb1646d77a60799c56814a7d6
SHA11364be44ee074ffbec0b0c992a917920c580f948
SHA25654eac531f0ca8495f2c3ddbb73e29280200a6635c0b35ca094e65b48a6cffe64
SHA512c3d72adbccd49f3dc3c32a2c2dd281acfcf1af68fdcc4f3ed4920d64d6250ea0f001e5ba64f1c776d483b109d20c6ab1ffa8f8ac64ef335433cd03b922ecbdc1
-
Filesize
1.8MB
MD5205ab52089ca85a0fd5b506b24342eed
SHA1e64ed89967d8dddaefe90edb9a8c853d5cc8cf41
SHA256094ffc407bab30e59ad10cce91342fe2bf0535cb73404ffe77c32b6df31e4f4b
SHA512353e6c969543464cb4afbe14a7ed6292b53ceca7230b1a3d198aa0442f477aa7d76c45b4282200f6855ed93a73a96299123e662f0b15652b3d6600596dc57e0e
-
Filesize
126KB
MD5674cec24e36e0dfaec6290db96dda86e
SHA1581e3a7a541cc04641e751fc850d92e07236681f
SHA256de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded
SHA5126d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029
-
Filesize
1.5MB
MD525400f0b52b7594f8e1042804a1d389c
SHA1bbee32f3d0530e175b953dca2d97d65896f93607
SHA25627c085027fc82a1291d61e5cf339ad7b46eae6166dcf3a1915432122c21ab6a1
SHA512f8ea8edb14b102456c670264c44510426f30cb9a13b334b0abbaa0bc37ed0ed20d33f9567ba69cfa8aa569b852886cb5d21012876676261c62e9144fa139a780
-
Filesize
247KB
MD5b656d2dfb1646d77a60799c56814a7d6
SHA11364be44ee074ffbec0b0c992a917920c580f948
SHA25654eac531f0ca8495f2c3ddbb73e29280200a6635c0b35ca094e65b48a6cffe64
SHA512c3d72adbccd49f3dc3c32a2c2dd281acfcf1af68fdcc4f3ed4920d64d6250ea0f001e5ba64f1c776d483b109d20c6ab1ffa8f8ac64ef335433cd03b922ecbdc1
-
Filesize
247KB
MD5b656d2dfb1646d77a60799c56814a7d6
SHA11364be44ee074ffbec0b0c992a917920c580f948
SHA25654eac531f0ca8495f2c3ddbb73e29280200a6635c0b35ca094e65b48a6cffe64
SHA512c3d72adbccd49f3dc3c32a2c2dd281acfcf1af68fdcc4f3ed4920d64d6250ea0f001e5ba64f1c776d483b109d20c6ab1ffa8f8ac64ef335433cd03b922ecbdc1
-
Filesize
1.8MB
MD5205ab52089ca85a0fd5b506b24342eed
SHA1e64ed89967d8dddaefe90edb9a8c853d5cc8cf41
SHA256094ffc407bab30e59ad10cce91342fe2bf0535cb73404ffe77c32b6df31e4f4b
SHA512353e6c969543464cb4afbe14a7ed6292b53ceca7230b1a3d198aa0442f477aa7d76c45b4282200f6855ed93a73a96299123e662f0b15652b3d6600596dc57e0e
-
Filesize
126KB
MD5674cec24e36e0dfaec6290db96dda86e
SHA1581e3a7a541cc04641e751fc850d92e07236681f
SHA256de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded
SHA5126d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029
-
Filesize
126KB
MD5674cec24e36e0dfaec6290db96dda86e
SHA1581e3a7a541cc04641e751fc850d92e07236681f
SHA256de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded
SHA5126d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029
-
Filesize
126KB
MD5674cec24e36e0dfaec6290db96dda86e
SHA1581e3a7a541cc04641e751fc850d92e07236681f
SHA256de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded
SHA5126d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029
-
Filesize
126KB
MD5674cec24e36e0dfaec6290db96dda86e
SHA1581e3a7a541cc04641e751fc850d92e07236681f
SHA256de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded
SHA5126d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029