2398eff6d111e08755edd321c66f058bba52485a050e292b40a228b952b101fc

Analysis

max time kernel
45s
max time network
42s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
26-11-2022 04:29

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General

Target

2398eff6d111e08755edd321c66f058bba52485a050e292b40a228b952b101fc.exe
Size

11.2MB
MD5

c3ed2dfafeef9cc48d5e2157299d2849
SHA1

42fb846a872427fbd2c0420793db21c81a5958f6
SHA256

2398eff6d111e08755edd321c66f058bba52485a050e292b40a228b952b101fc
SHA512

aecae6457da4dbcb1748ad7c635cfeeae04bdec4dca0626c23d390314dc435bcd933f0cee9d752eac47f14be0282f8e3aefbbc8293b0531e312346758b8c011e
SSDEEP

196608:LDOL1upxNZ39ghlCijQg7szcZVhjJkRqMsc26r+tjutHdxaGhF:LKL1upRGBjQgszcnhjstPYGr

Score

9^/10

evasion upx

Malware Config

Signatures

ACProtect 1.3x - 1.4x DLL software 2 IoCs

Detects file using ACProtect software.

Processes:

resource	yara_rule
\Users\Admin\AppData\Local\Temp\nsyD710.tmp\md5dll.dll	acprotect
\Users\Admin\AppData\Local\Temp\nsyD710.tmp\md5dll.dll	acprotect

Checks for common network interception software 1 TTPs
Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.
evasion

Software Discovery
T1518
Executes dropped EXE 1 IoCs

Processes:

Kbdkoadxssmv.exe

pid process

1712 Kbdkoadxssmv.exe

pid	process
1712	Kbdkoadxssmv.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
\Users\Admin\AppData\Local\Temp\nsyD710.tmp\md5dll.dll	upx
\Users\Admin\AppData\Local\Temp\nsyD710.tmp\md5dll.dll	upx

Loads dropped DLL 22 IoCs

Processes:

2398eff6d111e08755edd321c66f058bba52485a050e292b40a228b952b101fc.exeKbdkoadxssmv.exeWerFault.exe

pid	process
1608	2398eff6d111e08755edd321c66f058bba52485a050e292b40a228b952b101fc.exe
1608	2398eff6d111e08755edd321c66f058bba52485a050e292b40a228b952b101fc.exe
1608	2398eff6d111e08755edd321c66f058bba52485a050e292b40a228b952b101fc.exe
1608	2398eff6d111e08755edd321c66f058bba52485a050e292b40a228b952b101fc.exe
1712	Kbdkoadxssmv.exe
1712	Kbdkoadxssmv.exe
1712	Kbdkoadxssmv.exe
1712	Kbdkoadxssmv.exe
1712	Kbdkoadxssmv.exe
1712	Kbdkoadxssmv.exe
1712	Kbdkoadxssmv.exe
1712	Kbdkoadxssmv.exe
1712	Kbdkoadxssmv.exe
1712	Kbdkoadxssmv.exe
1712	Kbdkoadxssmv.exe
1712	Kbdkoadxssmv.exe
904	WerFault.exe
904	WerFault.exe
904	WerFault.exe
904	WerFault.exe
904	WerFault.exe
904	WerFault.exe

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

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

904 1712 WerFault.exe Kbdkoadxssmv.exe

pid	pid_target	process	target process
904	1712	WerFault.exe	Kbdkoadxssmv.exe

NSIS installer 8 IoCs

installer

Processes:

resource	yara_rule
\Users\Admin\AppData\Local\Temp\nsd8F46.tmp\Kbdkoadxssmv.exe	nsis_installer_2
C:\Users\Admin\AppData\Local\Temp\nsd8F46.tmp\Kbdkoadxssmv.exe	nsis_installer_2
C:\Users\Admin\AppData\Local\Temp\nsd8F46.tmp\Kbdkoadxssmv.exe	nsis_installer_2
\Users\Admin\AppData\Local\Temp\nsd8F46.tmp\Kbdkoadxssmv.exe	nsis_installer_2
\Users\Admin\AppData\Local\Temp\nsd8F46.tmp\Kbdkoadxssmv.exe	nsis_installer_2
\Users\Admin\AppData\Local\Temp\nsd8F46.tmp\Kbdkoadxssmv.exe	nsis_installer_2
\Users\Admin\AppData\Local\Temp\nsd8F46.tmp\Kbdkoadxssmv.exe	nsis_installer_2
\Users\Admin\AppData\Local\Temp\nsd8F46.tmp\Kbdkoadxssmv.exe	nsis_installer_2

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Kbdkoadxssmv.exe

pid process

1712 Kbdkoadxssmv.exe
1712 Kbdkoadxssmv.exe

pid	process
1712	Kbdkoadxssmv.exe
1712	Kbdkoadxssmv.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

2398eff6d111e08755edd321c66f058bba52485a050e292b40a228b952b101fc.exeKbdkoadxssmv.exe

description	pid	process	target process
PID 1608 wrote to memory of 1712	1608	2398eff6d111e08755edd321c66f058bba52485a050e292b40a228b952b101fc.exe	Kbdkoadxssmv.exe
PID 1608 wrote to memory of 1712	1608	2398eff6d111e08755edd321c66f058bba52485a050e292b40a228b952b101fc.exe	Kbdkoadxssmv.exe
PID 1608 wrote to memory of 1712	1608	2398eff6d111e08755edd321c66f058bba52485a050e292b40a228b952b101fc.exe	Kbdkoadxssmv.exe
PID 1608 wrote to memory of 1712	1608	2398eff6d111e08755edd321c66f058bba52485a050e292b40a228b952b101fc.exe	Kbdkoadxssmv.exe
PID 1712 wrote to memory of 904	1712	Kbdkoadxssmv.exe	WerFault.exe
PID 1712 wrote to memory of 904	1712	Kbdkoadxssmv.exe	WerFault.exe
PID 1712 wrote to memory of 904	1712	Kbdkoadxssmv.exe	WerFault.exe
PID 1712 wrote to memory of 904	1712	Kbdkoadxssmv.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\2398eff6d111e08755edd321c66f058bba52485a050e292b40a228b952b101fc.exe
"C:\Users\Admin\AppData\Local\Temp\2398eff6d111e08755edd321c66f058bba52485a050e292b40a228b952b101fc.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1608

C:\Users\Admin\AppData\Local\Temp\nsd8F46.tmp\Kbdkoadxssmv.exe
"C:\Users\Admin\AppData\Local\Temp\nsd8F46.tmp\Kbdkoadxssmv.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1712

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1712 -s 572
3⤵
- Loads dropped DLL
- Program crash
PID:904

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Software Discovery

T1518

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nsd8F46.tmp\Kbdkoadxssmv.exe
Filesize
11.1MB

MD5
819ce935c7a1c20bf71845421b8a15ad

SHA1
451ab98d3ad0682a9402ae2c21988199b1c47a6b

SHA256
7bbfd87934f62b920f433e25cf5bb8507273d1eb731fd3075004bd560620309d

SHA512
a90a2ba6b1f9655be50829b08a0968666611402f6ff9184e188407686da74ea0b85e26cf5da988d2078b0fa74eea3d479ae6621aadd8b68c62994f351f980205

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsd8F46.tmp\Kbdkoadxssmv.exe
Filesize
11.1MB

MD5
819ce935c7a1c20bf71845421b8a15ad

SHA1
451ab98d3ad0682a9402ae2c21988199b1c47a6b

SHA256
7bbfd87934f62b920f433e25cf5bb8507273d1eb731fd3075004bd560620309d

SHA512
a90a2ba6b1f9655be50829b08a0968666611402f6ff9184e188407686da74ea0b85e26cf5da988d2078b0fa74eea3d479ae6621aadd8b68c62994f351f980205

Download Submit
\Users\Admin\AppData\Local\Temp\nsd8F46.tmp\Kbdkoadxssmv.exe
Filesize
11.1MB

MD5
819ce935c7a1c20bf71845421b8a15ad

SHA1
451ab98d3ad0682a9402ae2c21988199b1c47a6b

SHA256
7bbfd87934f62b920f433e25cf5bb8507273d1eb731fd3075004bd560620309d

SHA512
a90a2ba6b1f9655be50829b08a0968666611402f6ff9184e188407686da74ea0b85e26cf5da988d2078b0fa74eea3d479ae6621aadd8b68c62994f351f980205

Download Submit
\Users\Admin\AppData\Local\Temp\nsd8F46.tmp\Kbdkoadxssmv.exe
Filesize
11.1MB

MD5
819ce935c7a1c20bf71845421b8a15ad

SHA1
451ab98d3ad0682a9402ae2c21988199b1c47a6b

SHA256
7bbfd87934f62b920f433e25cf5bb8507273d1eb731fd3075004bd560620309d

SHA512
a90a2ba6b1f9655be50829b08a0968666611402f6ff9184e188407686da74ea0b85e26cf5da988d2078b0fa74eea3d479ae6621aadd8b68c62994f351f980205

Download Submit
\Users\Admin\AppData\Local\Temp\nsd8F46.tmp\Kbdkoadxssmv.exe
Filesize
11.1MB

MD5
819ce935c7a1c20bf71845421b8a15ad

SHA1
451ab98d3ad0682a9402ae2c21988199b1c47a6b

SHA256
7bbfd87934f62b920f433e25cf5bb8507273d1eb731fd3075004bd560620309d

SHA512
a90a2ba6b1f9655be50829b08a0968666611402f6ff9184e188407686da74ea0b85e26cf5da988d2078b0fa74eea3d479ae6621aadd8b68c62994f351f980205

Download Submit
\Users\Admin\AppData\Local\Temp\nsd8F46.tmp\Kbdkoadxssmv.exe
Filesize
11.1MB

MD5
819ce935c7a1c20bf71845421b8a15ad

SHA1
451ab98d3ad0682a9402ae2c21988199b1c47a6b

SHA256
7bbfd87934f62b920f433e25cf5bb8507273d1eb731fd3075004bd560620309d

SHA512
a90a2ba6b1f9655be50829b08a0968666611402f6ff9184e188407686da74ea0b85e26cf5da988d2078b0fa74eea3d479ae6621aadd8b68c62994f351f980205

Download Submit
\Users\Admin\AppData\Local\Temp\nsd8F46.tmp\Kbdkoadxssmv.exe
Filesize
11.1MB

MD5
819ce935c7a1c20bf71845421b8a15ad

SHA1
451ab98d3ad0682a9402ae2c21988199b1c47a6b

SHA256
7bbfd87934f62b920f433e25cf5bb8507273d1eb731fd3075004bd560620309d

SHA512
a90a2ba6b1f9655be50829b08a0968666611402f6ff9184e188407686da74ea0b85e26cf5da988d2078b0fa74eea3d479ae6621aadd8b68c62994f351f980205

Download Submit
\Users\Admin\AppData\Local\Temp\nsd8F46.tmp\Kbdkoadxssmv.exe
Filesize
11.1MB

MD5
819ce935c7a1c20bf71845421b8a15ad

SHA1
451ab98d3ad0682a9402ae2c21988199b1c47a6b

SHA256
7bbfd87934f62b920f433e25cf5bb8507273d1eb731fd3075004bd560620309d

SHA512
a90a2ba6b1f9655be50829b08a0968666611402f6ff9184e188407686da74ea0b85e26cf5da988d2078b0fa74eea3d479ae6621aadd8b68c62994f351f980205

Download Submit
\Users\Admin\AppData\Local\Temp\nsd8F46.tmp\StdUtils.dll
Filesize
14KB

MD5
21010df9bc37daffcc0b5ae190381d85

SHA1
a8ba022aafc1233894db29e40e569dfc8b280eb9

SHA256
0ebd62de633fa108cf18139be6778fa560680f9f8a755e41c6ab544ab8db5c16

SHA512
95d3dbba6eac144260d5fcc7fcd5fb3afcb59ae62bd2eafc5a1d2190e9b44f8e125290d62fef82ad8799d0072997c57b2fa8a643aba554d0a82bbd3f8eb1403e

Download Submit
\Users\Admin\AppData\Local\Temp\nsd8F46.tmp\System.dll
Filesize
11KB

MD5
00a0194c20ee912257df53bfe258ee4a

SHA1
d7b4e319bc5119024690dc8230b9cc919b1b86b2

SHA256
dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3

SHA512
3b38a2c17996c3b77ebf7b858a6c37415615e756792132878d8eddbd13cb06710b7da0e8b58104768f8e475fc93e8b44b3b1ab6f70ddf52edee111aaf5ef5667

Download Submit
\Users\Admin\AppData\Local\Temp\nsd8F46.tmp\WrapperUtils.dll
Filesize
58KB

MD5
0917b5812550232fa223bc2c0640e069

SHA1
b98a8daa884a96525446d0c9b1ecda10c3462882

SHA256
5367a71fa52660995fc0e3ebc91bcc41facc7be23ae6f5f82183d9e28ee74556

SHA512
204f07bc58db197f4765eb875b7dac1349134105f01cfbe304f51dab892f4bf1a6f9127ba20cb2857383648d78427ff2ebcb2de20befbfe24f681731342991a2

Download Submit
\Users\Admin\AppData\Local\Temp\nsyD710.tmp\InstallerUtils.dll
Filesize
798KB

MD5
d368a3c57a86b611eae518d5ded33aa5

SHA1
cdce5cc288a4d6f339d460c8eed4f348d15c4df6

SHA256
9352c3659926fe401dbfe3643fd573921b13dd4551dc695cd8fc1da48dbf6384

SHA512
1b40f944d064c4d366a6b50f49608a462965742e38ea1a2b1fd638e03bcbece9cb91398e607a75e32b6cdf1c04991cbdf1759efd000359bdc35c88924f7fa784

Download Submit
\Users\Admin\AppData\Local\Temp\nsyD710.tmp\InstallerUtils.dll
Filesize
798KB

MD5
d368a3c57a86b611eae518d5ded33aa5

SHA1
cdce5cc288a4d6f339d460c8eed4f348d15c4df6

SHA256
9352c3659926fe401dbfe3643fd573921b13dd4551dc695cd8fc1da48dbf6384

SHA512
1b40f944d064c4d366a6b50f49608a462965742e38ea1a2b1fd638e03bcbece9cb91398e607a75e32b6cdf1c04991cbdf1759efd000359bdc35c88924f7fa784

Download Submit
\Users\Admin\AppData\Local\Temp\nsyD710.tmp\InstallerUtils.dll
Filesize
798KB

MD5
d368a3c57a86b611eae518d5ded33aa5

SHA1
cdce5cc288a4d6f339d460c8eed4f348d15c4df6

SHA256
9352c3659926fe401dbfe3643fd573921b13dd4551dc695cd8fc1da48dbf6384

SHA512
1b40f944d064c4d366a6b50f49608a462965742e38ea1a2b1fd638e03bcbece9cb91398e607a75e32b6cdf1c04991cbdf1759efd000359bdc35c88924f7fa784

Download Submit
\Users\Admin\AppData\Local\Temp\nsyD710.tmp\InstallerUtils.dll
Filesize
798KB

MD5
d368a3c57a86b611eae518d5ded33aa5

SHA1
cdce5cc288a4d6f339d460c8eed4f348d15c4df6

SHA256
9352c3659926fe401dbfe3643fd573921b13dd4551dc695cd8fc1da48dbf6384

SHA512
1b40f944d064c4d366a6b50f49608a462965742e38ea1a2b1fd638e03bcbece9cb91398e607a75e32b6cdf1c04991cbdf1759efd000359bdc35c88924f7fa784

Download Submit
\Users\Admin\AppData\Local\Temp\nsyD710.tmp\InstallerUtils.dll
Filesize
798KB

MD5
d368a3c57a86b611eae518d5ded33aa5

SHA1
cdce5cc288a4d6f339d460c8eed4f348d15c4df6

SHA256
9352c3659926fe401dbfe3643fd573921b13dd4551dc695cd8fc1da48dbf6384

SHA512
1b40f944d064c4d366a6b50f49608a462965742e38ea1a2b1fd638e03bcbece9cb91398e607a75e32b6cdf1c04991cbdf1759efd000359bdc35c88924f7fa784

Download Submit
\Users\Admin\AppData\Local\Temp\nsyD710.tmp\InstallerUtils.dll
Filesize
798KB

MD5
d368a3c57a86b611eae518d5ded33aa5

SHA1
cdce5cc288a4d6f339d460c8eed4f348d15c4df6

SHA256
9352c3659926fe401dbfe3643fd573921b13dd4551dc695cd8fc1da48dbf6384

SHA512
1b40f944d064c4d366a6b50f49608a462965742e38ea1a2b1fd638e03bcbece9cb91398e607a75e32b6cdf1c04991cbdf1759efd000359bdc35c88924f7fa784

Download Submit
\Users\Admin\AppData\Local\Temp\nsyD710.tmp\InstallerUtils2.dll
Filesize
108KB

MD5
98bd94943d94925319b153fffe1e5c7d

SHA1
843eb7076b321daeb2e1fe54cbb02f4bb1ec5805

SHA256
899a71cd6668a8a298278991d3ca9e3c7ff1a27d31ba9e7fb212537cf9e0ff84

SHA512
7285e4def1c37cb611c8bf80681ff8e9eca574399aead480207fb41842a4ebf616cb1054177f1d72ee00ed7686aecbe45c8f70ddf845a3f8a191d68dc7f7080c

Download Submit
\Users\Admin\AppData\Local\Temp\nsyD710.tmp\StdUtils.dll
Filesize
14KB

MD5
21010df9bc37daffcc0b5ae190381d85

SHA1
a8ba022aafc1233894db29e40e569dfc8b280eb9

SHA256
0ebd62de633fa108cf18139be6778fa560680f9f8a755e41c6ab544ab8db5c16

SHA512
95d3dbba6eac144260d5fcc7fcd5fb3afcb59ae62bd2eafc5a1d2190e9b44f8e125290d62fef82ad8799d0072997c57b2fa8a643aba554d0a82bbd3f8eb1403e

Download Submit
\Users\Admin\AppData\Local\Temp\nsyD710.tmp\System.dll
Filesize
11KB

MD5
00a0194c20ee912257df53bfe258ee4a

SHA1
d7b4e319bc5119024690dc8230b9cc919b1b86b2

SHA256
dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3

SHA512
3b38a2c17996c3b77ebf7b858a6c37415615e756792132878d8eddbd13cb06710b7da0e8b58104768f8e475fc93e8b44b3b1ab6f70ddf52edee111aaf5ef5667

Download Submit
\Users\Admin\AppData\Local\Temp\nsyD710.tmp\UserInfo.dll
Filesize
4KB

MD5
7579ade7ae1747a31960a228ce02e666

SHA1
8ec8571a296737e819dcf86353a43fcf8ec63351

SHA256
564c80dec62d76c53497c40094db360ff8a36e0dc1bda8383d0f9583138997f5

SHA512
a88bc56e938374c333b0e33cb72951635b5d5a98b9cb2d6785073cbcad23bf4c0f9f69d3b7e87b46c76eb03ced9bb786844ce87656a9e3df4ca24acf43d7a05b

Download Submit
\Users\Admin\AppData\Local\Temp\nsyD710.tmp\md5dll.dll
Filesize
6KB

MD5
0745ff646f5af1f1cdd784c06f40fce9

SHA1
bf7eba06020d7154ce4e35f696bec6e6c966287f

SHA256
fbed2f1160469f42ce97c33ad558201b2b43e3020257f9b2259e3ce295317a70

SHA512
8d31627c719e788b5d0f5f34d4cb175989eaa35aa3335c98f2ba7902c8ae01b23de3ccb9c6eb95945f0b08ef74d456f9f22ca7539df303e1df3f6a7e67b358da

Download Submit
\Users\Admin\AppData\Local\Temp\nsyD710.tmp\md5dll.dll
Filesize
6KB

MD5
0745ff646f5af1f1cdd784c06f40fce9

SHA1
bf7eba06020d7154ce4e35f696bec6e6c966287f

SHA256
fbed2f1160469f42ce97c33ad558201b2b43e3020257f9b2259e3ce295317a70

SHA512
8d31627c719e788b5d0f5f34d4cb175989eaa35aa3335c98f2ba7902c8ae01b23de3ccb9c6eb95945f0b08ef74d456f9f22ca7539df303e1df3f6a7e67b358da

Download Submit
\Users\Admin\AppData\Local\Temp\nsyD710.tmp\nsisos.dll
Filesize
5KB

MD5
69806691d649ef1c8703fd9e29231d44

SHA1
e2193fcf5b4863605eec2a5eb17bf84c7ac00166

SHA256
ba79ab7f63f02ed5d5d46b82b11d97dac5b7ef7e9b9a4df926b43ceac18483b6

SHA512
5e5e0319e701d15134a01cb6472c624e271e99891058aef4dfe779c29c73899771a5b6f8b1cd61b543a3b3defeaecaa080c9cc4e76e84038ca08e12084f128eb

Download Submit
memory/904-77-0x0000000000000000-mapping.dmp

Download
memory/1608-54-0x0000000075A91000-0x0000000075A93000-memory.dmp

Filesize
8KB

Download
memory/1712-75-0x00000000003E0000-0x00000000003E9000-memory.dmp

Filesize
36KB

Download
memory/1712-76-0x00000000003E0000-0x00000000003E9000-memory.dmp

Filesize
36KB

Download
memory/1712-59-0x0000000000000000-mapping.dmp

Download
memory/1712-84-0x00000000003E0000-0x00000000003E9000-memory.dmp

Filesize
36KB

Download
memory/1712-85-0x00000000003E0000-0x00000000003E9000-memory.dmp

Filesize
36KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads