avaddon | 0f1bf8c193b4aa0ec51cbcfe3fa36188c0479291df077ed0ffe37d78db8eaf6f

Analysis

max time kernel
149s
max time network
126s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
27-05-2024 01:02

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General

Target

wtava.exe
Size

1.1MB
MD5

6c660f960daac148be75427c712d0134
SHA1

b3c597060abc20d3b3291f8b5252a3834d49b92f
SHA256

fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6
SHA512

48806df9787497cbf55a85a523c8e703aec1bb262c60a019ab45f420a87d016054a97dc428484bd5c2f7ba1c3f57a37d807fc4e1de487dbef1c76dc38fbf8fe0
SSDEEP

24576:du13Ii3FoHjrdVIxpxJbpvR+h8O+DB8lll7IbbbbpcMs:du3IDHjrdVIxpxhe8O68Ll7IbbbbpcM

Score

10^/10

avaddon defense_evasion evasion execution impact persistence ransomware trojan

Malware Config

Extracted

Path

C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\262333-readme.html

Family

avaddon

Ransom Note

<!DOCTYPE html> <html> <head> <title>Avaddon</title> <style> *, :after, :before { box-sizing: border-box; } html, body { margin: 0; background: #f1f2f3; font-family: sans-serif; line-height: 1.5; color: #333; } h1 { margin: 0; font-size: 2rem; } h2 { margin: 0; font-size: 1.4rem; } h3 { margin: 0; font-size: 1.2rem; } li, p { margin-top: 0; margin-bottom: .7rem; font-size: 1.1rem; letter-spacing: .02rem; } .logo { display: flex; justify-content: center; padding: 1.3rem 0; } .title { background-color: #dc3545; padding: .5rem 0; } .title h1 { text-align: center; } .title h1 span{ color: #fff; } .description, .attention { width: 900px; max-width: 100%; margin: auto; padding: 1.3rem 0; } .copy-btn { opacity: .3; cursor: pointer; } .copy-btn svg { width: 18px; } .copy-btn:hover { opacity: 1; } .link { cursor: pointer; } .link:hover { text-shadow: 0 0 3px #828282; } .identity-head { display: flex; justify-content: space-between; } .identity { word-break: break-all; background-color: #e3f5eb; padding: 1rem; font-size: 1.1rem; font-family: monospace; margin-bottom: 1.3rem; } .attention p { text-transform: uppercase; color: #dc3545; text-align: center; } </style> </head> <body> <div class="logo"> <svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="200" height="83" viewBox="0 0 200 83"> <image width="200" height="83" xlink:href="data:img/png;base64,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

Signatures

Avaddon
Ransomware-as-a-service first released in June 2020 and currently expanding its userbase among criminal actors.
ransomware avaddon

Avaddon payload 1 IoCs

resource	yara_rule
behavioral1/files/0x000700000001604b-880.dat	family_avaddon

UAC bypass 3 TTPs 2 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	wtava.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	wtava.exe

Deletes shadow copies 3 TTPs
Ransomware often targets backup files to inhibit system recovery.
ransomware defense_evasion impact execution

File Deletion
T1070.004

Inhibit System Recovery
T1490

Windows Management Instrumentation
T1047
Renames multiple (264) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware

Executes dropped EXE 1 IoCs

pid	Process
1324	wtava.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\update = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\wtava.exe"	wtava.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\update = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\wtava.exe"	wtava.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	wtava.exe

Drops desktop.ini file(s) 1 IoCs

description	ioc	Process
File opened for modification	\??\Z:\$RECYCLE.BIN\S-1-5-21-330940541-141609230-1670313778-1000\desktop.ini	wtava.exe

Enumerates connected drives 3 TTPs 24 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\H:	wtava.exe
File opened (read-only)	\??\K:	wtava.exe
File opened (read-only)	\??\M:	wtava.exe
File opened (read-only)	\??\Y:	wtava.exe
File opened (read-only)	\??\Z:	wtava.exe
File opened (read-only)	\??\A:	wtava.exe
File opened (read-only)	\??\E:	wtava.exe
File opened (read-only)	\??\L:	wtava.exe
File opened (read-only)	\??\P:	wtava.exe
File opened (read-only)	\??\Q:	wtava.exe
File opened (read-only)	\??\W:	wtava.exe
File opened (read-only)	\??\F:	wtava.exe
File opened (read-only)	\??\B:	wtava.exe
File opened (read-only)	\??\G:	wtava.exe
File opened (read-only)	\??\N:	wtava.exe
File opened (read-only)	\??\O:	wtava.exe
File opened (read-only)	\??\R:	wtava.exe
File opened (read-only)	\??\S:	wtava.exe
File opened (read-only)	\??\U:	wtava.exe
File opened (read-only)	\??\I:	wtava.exe
File opened (read-only)	\??\J:	wtava.exe
File opened (read-only)	\??\T:	wtava.exe
File opened (read-only)	\??\V:	wtava.exe
File opened (read-only)	\??\X:	wtava.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	api.myip.com
4	api.myip.com

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Interacts with shadow copies 2 TTPs 3 IoCs

Shadow copies are often targeted by ransomware to inhibit system recovery.

ransomware

File Deletion

T1070.004

Inhibit System Recovery

T1490

pid	Process
1704	vssadmin.exe
2044	vssadmin.exe
1432	vssadmin.exe

Modifies system certificate store 2 TTPs 6 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	wtava.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	wtava.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13	wtava.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 0f00000001000000140000005bcaa1c2780f0bcb5a90770451d96f38963f012d0b000000010000001e000000440053005400200052006f006f0074002000430041002000580033000000090000000100000016000000301406082b0601050507030406082b06010505070301140000000100000014000000c4a7b1a47b2c71fadbe14b9075ffc415608589101d00000001000000100000004558d512eecb27464920897de7b66053030000000100000014000000dac9024f54d8f6df94935fb1732638ca6ad77c1320000000010000004e0300003082034a30820232a003020102021044afb080d6a327ba893039862ef8406b300d06092a864886f70d0101050500303f31243022060355040a131b4469676974616c205369676e617475726520547275737420436f2e311730150603550403130e44535420526f6f74204341205833301e170d3030303933303231313231395a170d3231303933303134303131355a303f31243022060355040a131b4469676974616c205369676e617475726520547275737420436f2e311730150603550403130e44535420526f6f7420434120583330820122300d06092a864886f70d01010105000382010f003082010a0282010100dfafe99750088357b4cc6265f69082ecc7d32c6b30ca5becd9c37dc740c118148be0e83376492ae33f214993ac4e0eaf3e48cb65eefcd3210f65d22ad9328f8ce5f777b0127bb595c089a3a9baed732e7a0c063283a27e8a1430cd11a0e12a38b9790a31fd50bd8065dfb7516383c8e28861ea4b6181ec526bb9a2e24b1a289f48a39e0cda098e3e172e1edd20df5bc62a8aab2ebd70adc50b1a25907472c57b6aab34d63089ffe568137b540bc8d6aeec5a9c921e3d64b38cc6dfbfc94170ec1672d526ec38553943d0fcfd185c40f197ebd59a9b8d1dbada25b9c6d8dfc115023aabda6ef13e2ef55c089c3cd68369e4109b192ab62957e3e53d9b9ff0025d0203010001a3423040300f0603551d130101ff040530030101ff300e0603551d0f0101ff040403020106301d0603551d0e04160414c4a7b1a47b2c71fadbe14b9075ffc41560858910300d06092a864886f70d01010505000382010100a31a2c9b17005ca91eee2866373abf83c73f4bc309a095205de3d95944d23e0d3ebd8a4ba0741fce10829c741a1d7e981addcb134bb32044e491e9ccfc7da5db6ae5fee6fde04eddb7003ab57049aff2e5eb02f1d1028b19cb943a5e48c4181e58195f1e025af00cf1b1ada9dc59868b6ee991f586cafab96633aa595bcee2a7167347cb2bcc99b03748cfe3564bf5cf0f0c723287c6f044bb53726d43f526489a5267b758abfe67767178db0da256141339243185a2a8025a3047e1dd5007bc02099000eb6463609b16bc88c912e6d27d918bf93d328d65b4e97cb15776eac5b62839bf15651cc8f677966a0a8d770bd8910b048e07db29b60aee9d82353510	wtava.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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	wtava.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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	wtava.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe
2808	wtava.exe

Suspicious use of AdjustPrivilegeToken 63 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	1092	wmic.exe
Token: SeSecurityPrivilege	1092	wmic.exe
Token: SeTakeOwnershipPrivilege	1092	wmic.exe
Token: SeLoadDriverPrivilege	1092	wmic.exe
Token: SeSystemProfilePrivilege	1092	wmic.exe
Token: SeSystemtimePrivilege	1092	wmic.exe
Token: SeProfSingleProcessPrivilege	1092	wmic.exe
Token: SeIncBasePriorityPrivilege	1092	wmic.exe
Token: SeCreatePagefilePrivilege	1092	wmic.exe
Token: SeBackupPrivilege	1092	wmic.exe
Token: SeRestorePrivilege	1092	wmic.exe
Token: SeShutdownPrivilege	1092	wmic.exe
Token: SeDebugPrivilege	1092	wmic.exe
Token: SeSystemEnvironmentPrivilege	1092	wmic.exe
Token: SeRemoteShutdownPrivilege	1092	wmic.exe
Token: SeUndockPrivilege	1092	wmic.exe
Token: SeManageVolumePrivilege	1092	wmic.exe
Token: 33	1092	wmic.exe
Token: 34	1092	wmic.exe
Token: 35	1092	wmic.exe
Token: SeBackupPrivilege	572	vssvc.exe
Token: SeRestorePrivilege	572	vssvc.exe
Token: SeAuditPrivilege	572	vssvc.exe
Token: SeIncreaseQuotaPrivilege	1920	wmic.exe
Token: SeSecurityPrivilege	1920	wmic.exe
Token: SeTakeOwnershipPrivilege	1920	wmic.exe
Token: SeLoadDriverPrivilege	1920	wmic.exe
Token: SeSystemProfilePrivilege	1920	wmic.exe
Token: SeSystemtimePrivilege	1920	wmic.exe
Token: SeProfSingleProcessPrivilege	1920	wmic.exe
Token: SeIncBasePriorityPrivilege	1920	wmic.exe
Token: SeCreatePagefilePrivilege	1920	wmic.exe
Token: SeBackupPrivilege	1920	wmic.exe
Token: SeRestorePrivilege	1920	wmic.exe
Token: SeShutdownPrivilege	1920	wmic.exe
Token: SeDebugPrivilege	1920	wmic.exe
Token: SeSystemEnvironmentPrivilege	1920	wmic.exe
Token: SeRemoteShutdownPrivilege	1920	wmic.exe
Token: SeUndockPrivilege	1920	wmic.exe
Token: SeManageVolumePrivilege	1920	wmic.exe
Token: 33	1920	wmic.exe
Token: 34	1920	wmic.exe
Token: 35	1920	wmic.exe
Token: SeIncreaseQuotaPrivilege	948	wmic.exe
Token: SeSecurityPrivilege	948	wmic.exe
Token: SeTakeOwnershipPrivilege	948	wmic.exe
Token: SeLoadDriverPrivilege	948	wmic.exe
Token: SeSystemProfilePrivilege	948	wmic.exe
Token: SeSystemtimePrivilege	948	wmic.exe
Token: SeProfSingleProcessPrivilege	948	wmic.exe
Token: SeIncBasePriorityPrivilege	948	wmic.exe
Token: SeCreatePagefilePrivilege	948	wmic.exe
Token: SeBackupPrivilege	948	wmic.exe
Token: SeRestorePrivilege	948	wmic.exe
Token: SeShutdownPrivilege	948	wmic.exe
Token: SeDebugPrivilege	948	wmic.exe
Token: SeSystemEnvironmentPrivilege	948	wmic.exe
Token: SeRemoteShutdownPrivilege	948	wmic.exe
Token: SeUndockPrivilege	948	wmic.exe
Token: SeManageVolumePrivilege	948	wmic.exe
Token: 33	948	wmic.exe
Token: 34	948	wmic.exe
Token: 35	948	wmic.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2808 wrote to memory of 1092	2808	wtava.exe	29
PID 2808 wrote to memory of 1092	2808	wtava.exe	29
PID 2808 wrote to memory of 1092	2808	wtava.exe	29
PID 2808 wrote to memory of 1092	2808	wtava.exe	29
PID 2808 wrote to memory of 1432	2808	wtava.exe	31
PID 2808 wrote to memory of 1432	2808	wtava.exe	31
PID 2808 wrote to memory of 1432	2808	wtava.exe	31
PID 2808 wrote to memory of 1432	2808	wtava.exe	31
PID 2808 wrote to memory of 1920	2808	wtava.exe	34
PID 2808 wrote to memory of 1920	2808	wtava.exe	34
PID 2808 wrote to memory of 1920	2808	wtava.exe	34
PID 2808 wrote to memory of 1920	2808	wtava.exe	34
PID 2808 wrote to memory of 1704	2808	wtava.exe	36
PID 2808 wrote to memory of 1704	2808	wtava.exe	36
PID 2808 wrote to memory of 1704	2808	wtava.exe	36
PID 2808 wrote to memory of 1704	2808	wtava.exe	36
PID 2808 wrote to memory of 948	2808	wtava.exe	38
PID 2808 wrote to memory of 948	2808	wtava.exe	38
PID 2808 wrote to memory of 948	2808	wtava.exe	38
PID 2808 wrote to memory of 948	2808	wtava.exe	38
PID 2808 wrote to memory of 2044	2808	wtava.exe	40
PID 2808 wrote to memory of 2044	2808	wtava.exe	40
PID 2808 wrote to memory of 2044	2808	wtava.exe	40
PID 2808 wrote to memory of 2044	2808	wtava.exe	40
PID 1712 wrote to memory of 1324	1712	taskeng.exe	46
PID 1712 wrote to memory of 1324	1712	taskeng.exe	46
PID 1712 wrote to memory of 1324	1712	taskeng.exe	46
PID 1712 wrote to memory of 1324	1712	taskeng.exe	46

System policy modification 1 TTPs 3 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	wtava.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	wtava.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLinkedConnections = "1"	wtava.exe

Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Users\Admin\AppData\Local\Temp\wtava.exe
"C:\Users\Admin\AppData\Local\Temp\wtava.exe"
1⤵
- UAC bypass
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops desktop.ini file(s)
- Enumerates connected drives
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2808
- C:\Windows\SysWOW64\Wbem\wmic.exe
  wmic.exe SHADOWCOPY /nointeractive
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:1092
- C:\Windows\SysWOW64\vssadmin.exe
  vssadmin.exe Delete Shadows /All /Quiet
  2⤵
  - Interacts with shadow copies
  PID:1432
- C:\Windows\SysWOW64\Wbem\wmic.exe
  wmic.exe SHADOWCOPY /nointeractive
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:1920
- C:\Windows\SysWOW64\vssadmin.exe
  vssadmin.exe Delete Shadows /All /Quiet
  2⤵
  - Interacts with shadow copies
  PID:1704
- C:\Windows\SysWOW64\Wbem\wmic.exe
  wmic.exe SHADOWCOPY /nointeractive
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:948
- C:\Windows\SysWOW64\vssadmin.exe
  vssadmin.exe Delete Shadows /All /Quiet
  2⤵
  - Interacts with shadow copies
  PID:2044

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:572

C:\Windows\system32\taskeng.exe
taskeng.exe {13B7E3A6-FC2D-4847-9DA1-C9FA984F86FD} S-1-5-21-330940541-141609230-1670313778-1000:KXIPPCKF\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:1712
- C:\Users\Admin\AppData\Roaming\Microsoft\wtava.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\wtava.exe
  2⤵
  - Executes dropped EXE
  PID:1324

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Windows Management Instrumentation

T1047

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Indicator Removal

T1070

File Deletion

T1070.004

Modify Registry

T1112

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Inhibit System Recovery

T1490

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Downloads

C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\262333-readme.html

Filesize
50KB

MD5
0622fecdc6d057de2b5a16317e628ace

SHA1
9d882bfe479f0a5d88866bfde2b2bbe6351478d3

SHA256
f6f1e5505e74d4c7c8e591e23be63689867da003399b52d244c67352836ae4bf

SHA512
0ee1acfe9d837364274c7be49c5b1d97135f92ea6e75635e22af4cea668f2b1e54b7344fd1d90e94eb3468978dea0cc807cf0ef9e317dfeb1c4ae069dd56dc36

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

Filesize
68KB

MD5
29f65ba8e88c063813cc50a4ea544e93

SHA1
05a7040d5c127e68c25d81cc51271ffb8bef3568

SHA256
1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

SHA512
e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
def6699236138f3d0b7204d3da47f1cc

SHA1
e97033dd61ac147ef182474c80bd3b5ca071f70a

SHA256
eb05034bfc8e5cb32db1b88dbf9817030d844d0a88bc72753ff618d13ddf330b

SHA512
c2fc152b96d56a9e0e37dc1cec361a462cfed2ccc147299e5b28af5413043dfb25f02fd5ee6ed170a3cdcbe024088749dca7c0da0c4351ef80952d51fe02dfb2

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab82C9.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar8456.tmp

Filesize
177KB

MD5
435a9ac180383f9fa094131b173a2f7b

SHA1
76944ea657a9db94f9a4bef38f88c46ed4166983

SHA256
67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

SHA512
1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\wtava.exe

Filesize
1.1MB

MD5
6c660f960daac148be75427c712d0134

SHA1
b3c597060abc20d3b3291f8b5252a3834d49b92f

SHA256
fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6

SHA512
48806df9787497cbf55a85a523c8e703aec1bb262c60a019ab45f420a87d016054a97dc428484bd5c2f7ba1c3f57a37d807fc4e1de487dbef1c76dc38fbf8fe0

Download Submit