eaea7b9bab3a9040d614004b1cc51c17984fc46430554195f4afefdcd22f7220

Analysis

max time kernel
138s
max time network
107s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
19/09/2022, 18:28

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General

Target

eaea7b9bab3a9040d614004b1cc51c17984fc46430554195f4afefdcd22f7220.exe
Size

730KB
MD5

d25f2f6605f1fa74bb3e07c72f82bc58
SHA1

6a65b74379024eef84a6904d0418f60e75e83d9d
SHA256

eaea7b9bab3a9040d614004b1cc51c17984fc46430554195f4afefdcd22f7220
SHA512

25992b17bb5545740c5b24751b3ca58f25336330df35466b568f6bef2020bfc5e1ff999ec4a0e46c4e07f50bf3b7a689698e876478bc1cd65eef4bbca8e807e9
SSDEEP

12288:P5qiINR69BRWIf6sqb7CC2UVZ08uShnws4TyA7zh4fCvAaT8bd1XSkGyRA9mBirL:xDIe/+nTw8/hnws2yA7iwAy8bd1SEoOw

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2036	setup.com.cn.exe

Deletes itself 1 IoCs

pid	Process
1928	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	setup.com.cn.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\setup.com.cn.exe	eaea7b9bab3a9040d614004b1cc51c17984fc46430554195f4afefdcd22f7220.exe
File opened for modification	C:\Windows\setup.com.cn.exe	eaea7b9bab3a9040d614004b1cc51c17984fc46430554195f4afefdcd22f7220.exe
File created	C:\Windows\uninstal.bat	eaea7b9bab3a9040d614004b1cc51c17984fc46430554195f4afefdcd22f7220.exe

Modifies data under HKEY_USERS 28 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{D9156085-B8D4-48F7-8977-024A5CABC2FE}\WpadDecision = "0"	setup.com.cn.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{D9156085-B8D4-48F7-8977-024A5CABC2FE}\WpadNetworkName = "Network 3"	setup.com.cn.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	setup.com.cn.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	setup.com.cn.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000004000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0097000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	setup.com.cn.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	setup.com.cn.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0097000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	setup.com.cn.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	setup.com.cn.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{D9156085-B8D4-48F7-8977-024A5CABC2FE}	setup.com.cn.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{D9156085-B8D4-48F7-8977-024A5CABC2FE}\WpadDecisionTime = d0415177b0ccd801	setup.com.cn.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\de-92-e7-a5-1e-27\WpadDecisionReason = "1"	setup.com.cn.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{D9156085-B8D4-48F7-8977-024A5CABC2FE}\de-92-e7-a5-1e-27	setup.com.cn.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\de-92-e7-a5-1e-27\WpadDecision = "0"	setup.com.cn.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	setup.com.cn.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{D9156085-B8D4-48F7-8977-024A5CABC2FE}\WpadDecisionTime = b0c053acb0ccd801	setup.com.cn.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\de-92-e7-a5-1e-27\WpadDecisionTime = b0c053acb0ccd801	setup.com.cn.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	setup.com.cn.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	setup.com.cn.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	setup.com.cn.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{D9156085-B8D4-48F7-8977-024A5CABC2FE}\WpadDecisionReason = "1"	setup.com.cn.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	setup.com.cn.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	setup.com.cn.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	setup.com.cn.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	setup.com.cn.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	setup.com.cn.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\de-92-e7-a5-1e-27	setup.com.cn.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\de-92-e7-a5-1e-27\WpadDecisionTime = d0415177b0ccd801	setup.com.cn.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\de-92-e7-a5-1e-27\WpadDetectedUrl	setup.com.cn.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	576	eaea7b9bab3a9040d614004b1cc51c17984fc46430554195f4afefdcd22f7220.exe
Token: SeDebugPrivilege	2036	setup.com.cn.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2036	setup.com.cn.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2036 wrote to memory of 1280	2036	setup.com.cn.exe	27
PID 2036 wrote to memory of 1280	2036	setup.com.cn.exe	27
PID 2036 wrote to memory of 1280	2036	setup.com.cn.exe	27
PID 2036 wrote to memory of 1280	2036	setup.com.cn.exe	27
PID 576 wrote to memory of 1928	576	eaea7b9bab3a9040d614004b1cc51c17984fc46430554195f4afefdcd22f7220.exe	28
PID 576 wrote to memory of 1928	576	eaea7b9bab3a9040d614004b1cc51c17984fc46430554195f4afefdcd22f7220.exe	28
PID 576 wrote to memory of 1928	576	eaea7b9bab3a9040d614004b1cc51c17984fc46430554195f4afefdcd22f7220.exe	28
PID 576 wrote to memory of 1928	576	eaea7b9bab3a9040d614004b1cc51c17984fc46430554195f4afefdcd22f7220.exe	28
PID 576 wrote to memory of 1928	576	eaea7b9bab3a9040d614004b1cc51c17984fc46430554195f4afefdcd22f7220.exe	28
PID 576 wrote to memory of 1928	576	eaea7b9bab3a9040d614004b1cc51c17984fc46430554195f4afefdcd22f7220.exe	28
PID 576 wrote to memory of 1928	576	eaea7b9bab3a9040d614004b1cc51c17984fc46430554195f4afefdcd22f7220.exe	28

C:\Users\Admin\AppData\Local\Temp\eaea7b9bab3a9040d614004b1cc51c17984fc46430554195f4afefdcd22f7220.exe
"C:\Users\Admin\AppData\Local\Temp\eaea7b9bab3a9040d614004b1cc51c17984fc46430554195f4afefdcd22f7220.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:576
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Windows\uninstal.bat
  2⤵
  - Deletes itself
  PID:1928

C:\Windows\setup.com.cn.exe
C:\Windows\setup.com.cn.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 WriteProcessMemory
PID:2036
- C:\Program Files\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
  2⤵
  PID:1280

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Windows\setup.com.cn.exe

Filesize
730KB

MD5
d25f2f6605f1fa74bb3e07c72f82bc58

SHA1
6a65b74379024eef84a6904d0418f60e75e83d9d

SHA256
eaea7b9bab3a9040d614004b1cc51c17984fc46430554195f4afefdcd22f7220

SHA512
25992b17bb5545740c5b24751b3ca58f25336330df35466b568f6bef2020bfc5e1ff999ec4a0e46c4e07f50bf3b7a689698e876478bc1cd65eef4bbca8e807e9

Download Submit
C:\Windows\setup.com.cn.exe

Filesize
730KB

MD5
d25f2f6605f1fa74bb3e07c72f82bc58

SHA1
6a65b74379024eef84a6904d0418f60e75e83d9d

SHA256
eaea7b9bab3a9040d614004b1cc51c17984fc46430554195f4afefdcd22f7220

SHA512
25992b17bb5545740c5b24751b3ca58f25336330df35466b568f6bef2020bfc5e1ff999ec4a0e46c4e07f50bf3b7a689698e876478bc1cd65eef4bbca8e807e9

Download Submit
C:\Windows\uninstal.bat

Filesize
254B

MD5
01f349e547e9c3f799a1f5e91b36039b

SHA1
09b716d8c839d58767b82cb0f1b5e70679349e7e

SHA256
bd1456712c835e90fc11a158f1b5731a75a896b3522856496a546c0dec919ca2

SHA512
cec628b010a5de50725fb0d9e2af0a262f4dcc439975533fb49ad6fd3cca7ff4fe1eddf93a3db25425d255f58c222b300fb040f8ae800b971d0007cf9076b621

Download Submit
memory/576-55-0x0000000000400000-0x00000000005D9000-memory.dmp

Filesize
1.8MB

Download
memory/576-56-0x0000000000360000-0x00000000003B4000-memory.dmp

Filesize
336KB

Download
memory/576-57-0x0000000003320000-0x0000000003420000-memory.dmp

Filesize
1024KB

Download
memory/576-54-0x0000000075911000-0x0000000075913000-memory.dmp

Filesize
8KB

Download
memory/576-67-0x0000000000360000-0x00000000003B4000-memory.dmp

Filesize
336KB

Download
memory/576-66-0x0000000000400000-0x00000000005D9000-memory.dmp

Filesize
1.8MB

Download
memory/2036-61-0x0000000000400000-0x00000000005D9000-memory.dmp

Filesize
1.8MB

Download
memory/2036-64-0x0000000003370000-0x0000000003470000-memory.dmp

Filesize
1024KB

Download
memory/2036-63-0x0000000002010000-0x0000000002064000-memory.dmp

Filesize
336KB

Download
memory/2036-62-0x0000000000AD0000-0x0000000000CA9000-memory.dmp

Filesize
1.8MB

Download
memory/2036-69-0x0000000000400000-0x00000000005D9000-memory.dmp

Filesize
1.8MB

Download