ea9a79b7aaae374ef7bcbadd9c57fad8b51ccaef0f1db94cef7eb026ec415bd1

Analysis

max time kernel
150s
max time network
153s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
19/09/2022, 18:29

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General

Target

ea9a79b7aaae374ef7bcbadd9c57fad8b51ccaef0f1db94cef7eb026ec415bd1.exe
Size

796KB
MD5

a7fb756bfe894118dd9390ec584ed097
SHA1

ee6baf27630b2da4c2c310240a15497954c33e73
SHA256

ea9a79b7aaae374ef7bcbadd9c57fad8b51ccaef0f1db94cef7eb026ec415bd1
SHA512

53996704b70ce7bff42a76c5df45037ef30b9f8dc4283c4ef0789fd4bcf41abd1b630608ace3cd2e29822668fdeb573d3d058330f41676748a2158374f35fe03
SSDEEP

12288:d7tba8GV90fxf6JARzN9TbsltnlqvzFyqOF3Z4mxx9oEtlK+kt9T2Mhkdx2l:d7tbaTkfIARzN9Ml3qvorQmXuGCknK

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1376	wg.exe

Deletes itself 1 IoCs

pid	Process
1364	cmd.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	wg.exe

Drops file in Windows directory 5 IoCs

description	ioc	Process
File created	C:\Windows\BZXZHO.DAT	ea9a79b7aaae374ef7bcbadd9c57fad8b51ccaef0f1db94cef7eb026ec415bd1.exe
File created	C:\Windows\wg.exe	ea9a79b7aaae374ef7bcbadd9c57fad8b51ccaef0f1db94cef7eb026ec415bd1.exe
File opened for modification	C:\Windows\wg.exe	ea9a79b7aaae374ef7bcbadd9c57fad8b51ccaef0f1db94cef7eb026ec415bd1.exe
File created	C:\Windows\uninstal.bat	ea9a79b7aaae374ef7bcbadd9c57fad8b51ccaef0f1db94cef7eb026ec415bd1.exe
File created	C:\Windows\AFDCMR.DAT	ea9a79b7aaae374ef7bcbadd9c57fad8b51ccaef0f1db94cef7eb026ec415bd1.exe

Modifies data under HKEY_USERS 28 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\3e-81-0a-1e-e7-f5\WpadDetectedUrl	wg.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	wg.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{604D5010-F53B-4A09-BF4C-F0145B79D4E6}\WpadDecisionTime = 4011a5eeafccd801	wg.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{604D5010-F53B-4A09-BF4C-F0145B79D4E6}\3e-81-0a-1e-e7-f5	wg.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	wg.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	wg.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{604D5010-F53B-4A09-BF4C-F0145B79D4E6}	wg.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	wg.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	wg.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	wg.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	wg.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\3e-81-0a-1e-e7-f5	wg.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\3e-81-0a-1e-e7-f5\WpadDecision = "0"	wg.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	wg.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000004000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0021000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	wg.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{604D5010-F53B-4A09-BF4C-F0145B79D4E6}\WpadDecisionTime = 60455f2bb0ccd801	wg.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	wg.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{604D5010-F53B-4A09-BF4C-F0145B79D4E6}\WpadDecision = "0"	wg.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	wg.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	wg.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{604D5010-F53B-4A09-BF4C-F0145B79D4E6}\WpadDecisionReason = "1"	wg.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0021000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	wg.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\3e-81-0a-1e-e7-f5\WpadDecisionReason = "1"	wg.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\3e-81-0a-1e-e7-f5\WpadDecisionTime = 4011a5eeafccd801	wg.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	wg.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\3e-81-0a-1e-e7-f5\WpadDecisionTime = 60455f2bb0ccd801	wg.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	wg.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{604D5010-F53B-4A09-BF4C-F0145B79D4E6}\WpadNetworkName = "Network 2"	wg.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1980	ea9a79b7aaae374ef7bcbadd9c57fad8b51ccaef0f1db94cef7eb026ec415bd1.exe
Token: SeDebugPrivilege	1376	wg.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1376	wg.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1376	wg.exe
1376	wg.exe
1376	wg.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1376 wrote to memory of 1792	1376	wg.exe	29
PID 1376 wrote to memory of 1792	1376	wg.exe	29
PID 1376 wrote to memory of 1792	1376	wg.exe	29
PID 1376 wrote to memory of 1792	1376	wg.exe	29
PID 1980 wrote to memory of 1364	1980	ea9a79b7aaae374ef7bcbadd9c57fad8b51ccaef0f1db94cef7eb026ec415bd1.exe	30
PID 1980 wrote to memory of 1364	1980	ea9a79b7aaae374ef7bcbadd9c57fad8b51ccaef0f1db94cef7eb026ec415bd1.exe	30
PID 1980 wrote to memory of 1364	1980	ea9a79b7aaae374ef7bcbadd9c57fad8b51ccaef0f1db94cef7eb026ec415bd1.exe	30
PID 1980 wrote to memory of 1364	1980	ea9a79b7aaae374ef7bcbadd9c57fad8b51ccaef0f1db94cef7eb026ec415bd1.exe	30
PID 1980 wrote to memory of 1364	1980	ea9a79b7aaae374ef7bcbadd9c57fad8b51ccaef0f1db94cef7eb026ec415bd1.exe	30
PID 1980 wrote to memory of 1364	1980	ea9a79b7aaae374ef7bcbadd9c57fad8b51ccaef0f1db94cef7eb026ec415bd1.exe	30
PID 1980 wrote to memory of 1364	1980	ea9a79b7aaae374ef7bcbadd9c57fad8b51ccaef0f1db94cef7eb026ec415bd1.exe	30

C:\Users\Admin\AppData\Local\Temp\ea9a79b7aaae374ef7bcbadd9c57fad8b51ccaef0f1db94cef7eb026ec415bd1.exe
"C:\Users\Admin\AppData\Local\Temp\ea9a79b7aaae374ef7bcbadd9c57fad8b51ccaef0f1db94cef7eb026ec415bd1.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1980
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Windows\uninstal.bat
  2⤵
  - Deletes itself
  PID:1364

C:\Windows\wg.exe
C:\Windows\wg.exe
1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1376
- C:\Program Files\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
  2⤵
  PID:1792

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Windows\AFDCMR.DAT

Filesize
55KB

MD5
6853cba3ccc11699c2d840f41c10393f

SHA1
80a430dcc2cb34b05d433f0f63b8ef8a6a09bbe3

SHA256
0bcf3f4ff7862cd885003b8ecc4d424a2fd418fd64412ffe95a9c4221cc3de59

SHA512
a02fef8b7c721459fa6f081a1208bf8dd84d957663b4d711b9f6f1731deedf977e5a391ec7481797da7a594c3dd133e84865133855dcdbe6da2128887270114c

Download Submit
C:\Windows\BZXZHO.DAT

Filesize
51KB

MD5
d58f992c53515c9f1fb9394a46f4cb48

SHA1
1f9909d227b93be10328e0abc64052da984657ba

SHA256
50c6b8848b0a9cf6a6b579928dc6e5c75cf7564c19bb7b40d86ba9d360ebb040

SHA512
3a87c279fbbbaff2bfe791c523716ad092c41099b8914ba369565014502d408084259d4efe6896d785c024935b181ca34cf49e3b79f3f1a89ee1c9d775635d94

Download Submit
C:\Windows\uninstal.bat

Filesize
254B

MD5
1a4f9bd1d8098c16ce920df2e248962f

SHA1
c4b88d024b86d65ab35d2832b0d16cb4ddd0d085

SHA256
0ab6c38fe0748ec78c6c791123603926134dd7207270936a9bd7742a9fa947b0

SHA512
3d2fe572d3839685b9b69d600a8cb82347cbe4d0b76a002bd3f7085e041ab7dbeb6e33aa2d084d6e8072c5c6fe572a2cd3a2959c3348430fa7714ce50255c633

Download Submit
C:\Windows\wg.exe

Filesize
796KB

MD5
a7fb756bfe894118dd9390ec584ed097

SHA1
ee6baf27630b2da4c2c310240a15497954c33e73

SHA256
ea9a79b7aaae374ef7bcbadd9c57fad8b51ccaef0f1db94cef7eb026ec415bd1

SHA512
53996704b70ce7bff42a76c5df45037ef30b9f8dc4283c4ef0789fd4bcf41abd1b630608ace3cd2e29822668fdeb573d3d058330f41676748a2158374f35fe03

Download Submit
C:\Windows\wg.exe

Filesize
796KB

MD5
a7fb756bfe894118dd9390ec584ed097

SHA1
ee6baf27630b2da4c2c310240a15497954c33e73

SHA256
ea9a79b7aaae374ef7bcbadd9c57fad8b51ccaef0f1db94cef7eb026ec415bd1

SHA512
53996704b70ce7bff42a76c5df45037ef30b9f8dc4283c4ef0789fd4bcf41abd1b630608ace3cd2e29822668fdeb573d3d058330f41676748a2158374f35fe03

Download Submit
memory/1376-62-0x0000000003FC0000-0x0000000003FD3000-memory.dmp

Filesize
76KB

Download
memory/1376-64-0x0000000003FE0000-0x0000000003FF2000-memory.dmp

Filesize
72KB

Download
memory/1376-65-0x0000000000400000-0x000000000053D000-memory.dmp

Filesize
1.2MB

Download
memory/1376-66-0x00000000002C0000-0x0000000000314000-memory.dmp

Filesize
336KB

Download
memory/1376-67-0x0000000003160000-0x0000000003260000-memory.dmp

Filesize
1024KB

Download
memory/1376-72-0x0000000000400000-0x000000000053D000-memory.dmp

Filesize
1.2MB

Download
memory/1980-54-0x0000000075831000-0x0000000075833000-memory.dmp

Filesize
8KB

Download
memory/1980-57-0x0000000003280000-0x0000000003380000-memory.dmp

Filesize
1024KB

Download
memory/1980-56-0x0000000000370000-0x00000000003C4000-memory.dmp

Filesize
336KB

Download
memory/1980-69-0x0000000000400000-0x000000000053D000-memory.dmp

Filesize
1.2MB

Download
memory/1980-70-0x0000000000370000-0x00000000003C4000-memory.dmp

Filesize
336KB

Download
memory/1980-55-0x0000000000400000-0x000000000053D000-memory.dmp

Filesize
1.2MB

Download