Overview
overview
10Static
static
7Documents/...er.exe
windows7-x64
Documents/...er.exe
windows10-2004-x64
10Documents/...ll.exe
windows7-x64
9Documents/...ll.exe
windows10-2004-x64
3Documents/...aw.exe
windows7-x64
10Documents/...aw.exe
windows10-2004-x64
10Documents/...ky.exe
windows7-x64
10Documents/...ky.exe
windows10-2004-x64
10Documents/...31.exe
windows7-x64
1Documents/...31.exe
windows10-2004-x64
1Documents/...3 .exe
windows7-x64
7Documents/...3 .exe
windows10-2004-x64
3Documents/...d9.dll
windows7-x64
10Documents/...d9.dll
windows10-2004-x64
10027cc450ef...ju.dll
windows7-x64
10027cc450ef...ju.dll
windows10-2004-x64
10ee29b9c013...bc6.js
windows7-x64
3ee29b9c013...bc6.js
windows10-2004-x64
3fe2e5d0543...L9.rtf
windows7-x64
4fe2e5d0543...L9.rtf
windows10-2004-x64
1Documents/...uy.hta
windows7-x64
10Documents/...uy.hta
windows10-2004-x64
10Documents/...st.exe
windows7-x64
7Documents/...st.exe
windows10-2004-x64
7Documents/...39.exe
windows7-x64
6Documents/...39.exe
windows10-2004-x64
Documents/...5c.exe
windows7-x64
6Documents/...5c.exe
windows10-2004-x64
Documents/...00.exe
windows7-x64
7Documents/...00.exe
windows10-2004-x64
7out.exe
windows7-x64
3out.exe
windows10-2004-x64
3Resubmissions
22-08-2024 18:43
240822-xc563asamh 1021-08-2024 17:16
240821-vtjnaathnq 1030-06-2024 00:59
240630-bcjr6svbkk 1020-06-2024 02:02
240620-cf43ysxbnk 1020-06-2024 01:44
240620-b5v1xawemk 1019-06-2024 01:10
240619-bjmseavfmp 1018-06-2024 20:40
240618-zfwsxawdpa 1018-06-2024 13:45
240618-q2vcjawdle 10Analysis
-
max time kernel
1786s -
max time network
1803s -
platform
windows7_x64 -
resource
win7-20240611-en -
resource tags
arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system -
submitted
30-06-2024 00:59
Behavioral task
behavioral1
Sample
Documents/Ransomware.Cerber/cerber.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
Documents/Ransomware.Cerber/cerber.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
Documents/Ransomware.Cryptowall/cryptowall.exe
Resource
win7-20240611-en
Behavioral task
behavioral4
Sample
Documents/Ransomware.Cryptowall/cryptowall.exe
Resource
win10v2004-20240611-en
Behavioral task
behavioral5
Sample
Documents/Ransomware.Jigsaw/jigsaw.exe
Resource
win7-20240508-en
Behavioral task
behavioral6
Sample
Documents/Ransomware.Jigsaw/jigsaw.exe
Resource
win10v2004-20240611-en
Behavioral task
behavioral7
Sample
Documents/Ransomware.Locky/Locky.exe
Resource
win7-20240611-en
Behavioral task
behavioral8
Sample
Documents/Ransomware.Locky/Locky.exe
Resource
win10v2004-20240611-en
Behavioral task
behavioral9
Sample
Documents/Ransomware.Mamba/131.exe
Resource
win7-20240221-en
Behavioral task
behavioral10
Sample
Documents/Ransomware.Mamba/131.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral11
Sample
Documents/Ransomware.Matsnu/Matsnu-MBRwipingRansomware_1B2D2A4B97C7C2727D571BBF9376F54F_Inkasso Rechnung vom 27.05.2013 .exe
Resource
win7-20240611-en
Behavioral task
behavioral12
Sample
Documents/Ransomware.Matsnu/Matsnu-MBRwipingRansomware_1B2D2A4B97C7C2727D571BBF9376F54F_Inkasso Rechnung vom 27.05.2013 .exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral13
Sample
Documents/Ransomware.Petrwrap/Ransomware.Petrwrap/027cc450ef5f8c5f653329641ec1fed9.dll
Resource
win7-20240419-en
Behavioral task
behavioral14
Sample
Documents/Ransomware.Petrwrap/Ransomware.Petrwrap/027cc450ef5f8c5f653329641ec1fed9.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral15
Sample
027cc450ef5f8c5f653329641ec1fed91f694e0d229928963b30f6b0d7d3a745_98STJd8lju.dll
Resource
win7-20240419-en
Behavioral task
behavioral16
Sample
027cc450ef5f8c5f653329641ec1fed91f694e0d229928963b30f6b0d7d3a745_98STJd8lju.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral17
Sample
ee29b9c01318a1e23836b949942db14d4811246fdae2f41df9f0dcd922c63bc6.js
Resource
win7-20240611-en
Behavioral task
behavioral18
Sample
ee29b9c01318a1e23836b949942db14d4811246fdae2f41df9f0dcd922c63bc6.js
Resource
win10v2004-20240611-en
Behavioral task
behavioral19
Sample
fe2e5d0543b4c8769e401ec216d78a5a3547dfd426fd47e097df04a5f7d6d206_OFkNP1kKL9.rtf
Resource
win7-20240221-en
Behavioral task
behavioral20
Sample
fe2e5d0543b4c8769e401ec216d78a5a3547dfd426fd47e097df04a5f7d6d206_OFkNP1kKL9.rtf
Resource
win10v2004-20240508-en
Behavioral task
behavioral21
Sample
Documents/Ransomware.Petrwrap/Ransomware.Petrwrap/myguy.hta
Resource
win7-20240611-en
Behavioral task
behavioral22
Sample
Documents/Ransomware.Petrwrap/Ransomware.Petrwrap/myguy.hta
Resource
win10v2004-20240611-en
Behavioral task
behavioral23
Sample
Documents/Ransomware.Petrwrap/Ransomware.Petrwrap/svchost.exe
Resource
win7-20240508-en
Behavioral task
behavioral24
Sample
Documents/Ransomware.Petrwrap/Ransomware.Petrwrap/svchost.exe
Resource
win10v2004-20240611-en
Behavioral task
behavioral25
Sample
Documents/Ransomware.Petya/Ransomware.Petya/26b4699a7b9eeb16e76305d843d4ab05e94d43f3201436927e13b3ebafa90739.exe
Resource
win7-20240508-en
Behavioral task
behavioral26
Sample
Documents/Ransomware.Petya/Ransomware.Petya/26b4699a7b9eeb16e76305d843d4ab05e94d43f3201436927e13b3ebafa90739.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral27
Sample
Documents/Ransomware.Petya/Ransomware.Petya/4c1dc737915d76b7ce579abddaba74ead6fdb5b519a1ea45308b8c49b950655c.exe
Resource
win7-20240508-en
Behavioral task
behavioral28
Sample
Documents/Ransomware.Petya/Ransomware.Petya/4c1dc737915d76b7ce579abddaba74ead6fdb5b519a1ea45308b8c49b950655c.exe
Resource
win10v2004-20240611-en
Behavioral task
behavioral29
Sample
Documents/Ransomware.Radamant/Ransomware.Radamant/DUMP_00A10000-00A1D000.exe
Resource
win7-20240611-en
Behavioral task
behavioral30
Sample
Documents/Ransomware.Radamant/Ransomware.Radamant/DUMP_00A10000-00A1D000.exe
Resource
win10v2004-20240611-en
Behavioral task
behavioral31
Sample
out.exe
Resource
win7-20240508-en
Behavioral task
behavioral32
Sample
out.exe
Resource
win10v2004-20240508-en
General
-
Target
Documents/Ransomware.Cryptowall/cryptowall.exe
-
Size
240KB
-
MD5
47363b94cee907e2b8926c1be61150c7
-
SHA1
ca963033b9a285b8cd0044df38146a932c838071
-
SHA256
45317968759d3e37282ceb75149f627d648534c5b4685f6da3966d8f6fca662d
-
SHA512
93dfaafc183360829448887a112dd49c90ec5fe50dcd7c7bbc06c1c8daa206eeea5577f726d906446322c731d0520e93700d5ff9cefd730fba347c72b7325068
-
SSDEEP
3072:xkeyloECBch6ZCGBGSmHJ0y5lj6jdojK7+MGOXpXx8z3Lp7Yoq:xGlnCIwMpj6ijKfxx8z3F0V
Malware Config
Signatures
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Deletes shadow copies 3 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\d6587785.exe explorer.exe -
Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Windows\CurrentVersion\Run\d658778 = "C:\\d6587785\\d6587785.exe" explorer.exe Set value (str) \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\*658778 = "C:\\d6587785\\d6587785.exe" explorer.exe Set value (str) \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Windows\CurrentVersion\Run\d6587785 = "C:\\Users\\Admin\\AppData\\Roaming\\d6587785.exe" explorer.exe Set value (str) \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\*6587785 = "C:\\Users\\Admin\\AppData\\Roaming\\d6587785.exe" explorer.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 3 ip-addr.es 5 myexternalip.com -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2960 set thread context of 2404 2960 cryptowall.exe 28 -
Interacts with shadow copies 3 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
pid Process 2704 vssadmin.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2960 cryptowall.exe 2960 cryptowall.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 2404 cryptowall.exe 3064 explorer.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: 33 2960 cryptowall.exe Token: SeIncBasePriorityPrivilege 2960 cryptowall.exe Token: SeBackupPrivilege 2660 vssvc.exe Token: SeRestorePrivilege 2660 vssvc.exe Token: SeAuditPrivilege 2660 vssvc.exe -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 2960 wrote to memory of 2404 2960 cryptowall.exe 28 PID 2960 wrote to memory of 2404 2960 cryptowall.exe 28 PID 2960 wrote to memory of 2404 2960 cryptowall.exe 28 PID 2960 wrote to memory of 2404 2960 cryptowall.exe 28 PID 2960 wrote to memory of 2404 2960 cryptowall.exe 28 PID 2960 wrote to memory of 2404 2960 cryptowall.exe 28 PID 2960 wrote to memory of 2404 2960 cryptowall.exe 28 PID 2960 wrote to memory of 2404 2960 cryptowall.exe 28 PID 2960 wrote to memory of 2404 2960 cryptowall.exe 28 PID 2960 wrote to memory of 2404 2960 cryptowall.exe 28 PID 2404 wrote to memory of 3064 2404 cryptowall.exe 29 PID 2404 wrote to memory of 3064 2404 cryptowall.exe 29 PID 2404 wrote to memory of 3064 2404 cryptowall.exe 29 PID 2404 wrote to memory of 3064 2404 cryptowall.exe 29 PID 3064 wrote to memory of 2672 3064 explorer.exe 30 PID 3064 wrote to memory of 2672 3064 explorer.exe 30 PID 3064 wrote to memory of 2672 3064 explorer.exe 30 PID 3064 wrote to memory of 2672 3064 explorer.exe 30 PID 3064 wrote to memory of 2704 3064 explorer.exe 31 PID 3064 wrote to memory of 2704 3064 explorer.exe 31 PID 3064 wrote to memory of 2704 3064 explorer.exe 31 PID 3064 wrote to memory of 2704 3064 explorer.exe 31 -
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
-
C:\Users\Admin\AppData\Local\Temp\Documents\Ransomware.Cryptowall\cryptowall.exe"C:\Users\Admin\AppData\Local\Temp\Documents\Ransomware.Cryptowall\cryptowall.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2960 -
C:\Users\Admin\AppData\Local\Temp\Documents\Ransomware.Cryptowall\cryptowall.exe"C:\Users\Admin\AppData\Local\Temp\Documents\Ransomware.Cryptowall\cryptowall.exe"2⤵
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2404 -
C:\Windows\syswow64\explorer.exe"C:\Windows\syswow64\explorer.exe"3⤵
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3064 -
C:\Windows\syswow64\svchost.exe-k netsvcs4⤵PID:2672
-
-
C:\Windows\syswow64\vssadmin.exevssadmin.exe Delete Shadows /All /Quiet4⤵
- Interacts with shadow copies
PID:2704
-
-
-
-
C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2660