b75f0ea8f8f358d5a4feddc0bfe530cdb0ffcf408526680b13b47dc58fe621ac

Analysis

max time kernel
44s
max time network
49s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
23-11-2022 09:38

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General

Target

b75f0ea8f8f358d5a4feddc0bfe530cdb0ffcf408526680b13b47dc58fe621ac.exe
Size

8.7MB
MD5

9a8ad7704e15020c3034eccad76fe80b
SHA1

920e5d2a816ab6addbe24d0f1f0b6c451d6babbc
SHA256

b75f0ea8f8f358d5a4feddc0bfe530cdb0ffcf408526680b13b47dc58fe621ac
SHA512

83981231cf950c6784fc06be01e1aa3caccc8ad78f633b71ce9040df368269c24fd76ec9fbdd5d5bd1d4f78ecb844bf842bb6ddd1ab8f729756ff01cb2f118e2
SSDEEP

196608:Fsxb/3xU5xE+EdOiyT9GutV+5FUmn7BfEU1efGKM3:M/BU5HEdpyUUMPAM

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\nsd38BF.tmp\md5dll.dll	acprotect
\Users\Admin\AppData\Local\Temp\nsd38BF.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:

Nrliuqgpklh.exe

pid process

648 Nrliuqgpklh.exe

pid	process
648	Nrliuqgpklh.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\nsd38BF.tmp\md5dll.dll	upx
\Users\Admin\AppData\Local\Temp\nsd38BF.tmp\md5dll.dll	upx

Loads dropped DLL 22 IoCs

Processes:

b75f0ea8f8f358d5a4feddc0bfe530cdb0ffcf408526680b13b47dc58fe621ac.exeNrliuqgpklh.exeWerFault.exe

pid	process
1104	b75f0ea8f8f358d5a4feddc0bfe530cdb0ffcf408526680b13b47dc58fe621ac.exe
1104	b75f0ea8f8f358d5a4feddc0bfe530cdb0ffcf408526680b13b47dc58fe621ac.exe
1104	b75f0ea8f8f358d5a4feddc0bfe530cdb0ffcf408526680b13b47dc58fe621ac.exe
1104	b75f0ea8f8f358d5a4feddc0bfe530cdb0ffcf408526680b13b47dc58fe621ac.exe
648	Nrliuqgpklh.exe
648	Nrliuqgpklh.exe
648	Nrliuqgpklh.exe
648	Nrliuqgpklh.exe
648	Nrliuqgpklh.exe
648	Nrliuqgpklh.exe
648	Nrliuqgpklh.exe
648	Nrliuqgpklh.exe
648	Nrliuqgpklh.exe
648	Nrliuqgpklh.exe
648	Nrliuqgpklh.exe
648	Nrliuqgpklh.exe
1240	WerFault.exe
1240	WerFault.exe
1240	WerFault.exe
1240	WerFault.exe
1240	WerFault.exe
1240	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

1240 648 WerFault.exe Nrliuqgpklh.exe

pid	pid_target	process	target process
1240	648	WerFault.exe	Nrliuqgpklh.exe

NSIS installer 8 IoCs

installer

Processes:

resource	yara_rule
\Users\Admin\AppData\Local\Temp\nsi956.tmp\Nrliuqgpklh.exe	nsis_installer_2
C:\Users\Admin\AppData\Local\Temp\nsi956.tmp\Nrliuqgpklh.exe	nsis_installer_2
C:\Users\Admin\AppData\Local\Temp\nsi956.tmp\Nrliuqgpklh.exe	nsis_installer_2
\Users\Admin\AppData\Local\Temp\nsi956.tmp\Nrliuqgpklh.exe	nsis_installer_2
\Users\Admin\AppData\Local\Temp\nsi956.tmp\Nrliuqgpklh.exe	nsis_installer_2
\Users\Admin\AppData\Local\Temp\nsi956.tmp\Nrliuqgpklh.exe	nsis_installer_2
\Users\Admin\AppData\Local\Temp\nsi956.tmp\Nrliuqgpklh.exe	nsis_installer_2
\Users\Admin\AppData\Local\Temp\nsi956.tmp\Nrliuqgpklh.exe	nsis_installer_2

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Nrliuqgpklh.exe

pid process

648 Nrliuqgpklh.exe
648 Nrliuqgpklh.exe

pid	process
648	Nrliuqgpklh.exe
648	Nrliuqgpklh.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

b75f0ea8f8f358d5a4feddc0bfe530cdb0ffcf408526680b13b47dc58fe621ac.exeNrliuqgpklh.exe

description	pid	process	target process
PID 1104 wrote to memory of 648	1104	b75f0ea8f8f358d5a4feddc0bfe530cdb0ffcf408526680b13b47dc58fe621ac.exe	Nrliuqgpklh.exe
PID 1104 wrote to memory of 648	1104	b75f0ea8f8f358d5a4feddc0bfe530cdb0ffcf408526680b13b47dc58fe621ac.exe	Nrliuqgpklh.exe
PID 1104 wrote to memory of 648	1104	b75f0ea8f8f358d5a4feddc0bfe530cdb0ffcf408526680b13b47dc58fe621ac.exe	Nrliuqgpklh.exe
PID 1104 wrote to memory of 648	1104	b75f0ea8f8f358d5a4feddc0bfe530cdb0ffcf408526680b13b47dc58fe621ac.exe	Nrliuqgpklh.exe
PID 648 wrote to memory of 1240	648	Nrliuqgpklh.exe	WerFault.exe
PID 648 wrote to memory of 1240	648	Nrliuqgpklh.exe	WerFault.exe
PID 648 wrote to memory of 1240	648	Nrliuqgpklh.exe	WerFault.exe
PID 648 wrote to memory of 1240	648	Nrliuqgpklh.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\b75f0ea8f8f358d5a4feddc0bfe530cdb0ffcf408526680b13b47dc58fe621ac.exe
"C:\Users\Admin\AppData\Local\Temp\b75f0ea8f8f358d5a4feddc0bfe530cdb0ffcf408526680b13b47dc58fe621ac.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1104

C:\Users\Admin\AppData\Local\Temp\nsi956.tmp\Nrliuqgpklh.exe
"C:\Users\Admin\AppData\Local\Temp\nsi956.tmp\Nrliuqgpklh.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:648

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 648 -s 576
3⤵
- Loads dropped DLL
- Program crash
PID:1240

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Software Discovery

T1518

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nsi956.tmp\Nrliuqgpklh.exe

Filesize
8.6MB

MD5
24657871623cc9a322547568f1280900

SHA1
dd1b15baf15badf39b15901b4164abe2fc19e528

SHA256
561fb854c65f17071cedb9c6e8b916540c673b5e42371f67679ab8c6bd0a82a8

SHA512
488c357cd595645c9ae864c91b4ba6b599395420bb854f6de1e5f8b1305bf755f659e3a88743152e09726bbdd1bfe1d60f4bd412b78d690654ac2e9ec81eb653

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsi956.tmp\Nrliuqgpklh.exe

Filesize
8.6MB

MD5
24657871623cc9a322547568f1280900

SHA1
dd1b15baf15badf39b15901b4164abe2fc19e528

SHA256
561fb854c65f17071cedb9c6e8b916540c673b5e42371f67679ab8c6bd0a82a8

SHA512
488c357cd595645c9ae864c91b4ba6b599395420bb854f6de1e5f8b1305bf755f659e3a88743152e09726bbdd1bfe1d60f4bd412b78d690654ac2e9ec81eb653

Download Submit
\Users\Admin\AppData\Local\Temp\nsd38BF.tmp\InstallerUtils.dll

Filesize
830KB

MD5
c75548677c15f7db55159c7c9645927a

SHA1
b09207e175c0d6e56a649ebf2f6ab8769df8b794

SHA256
9ce3979fef3d705cb69c7fd25fe250625f24ae5f6236b4f08e6e68c91a3a3f0e

SHA512
09cc9afa8602c14295e6b3bf691313f8859f2e4e7c85bf63d087673784874aab35fae993ca099be58eea5ea5d3ceb6ad406b731040952fb41052a1bafd5d6774

Download Submit
\Users\Admin\AppData\Local\Temp\nsd38BF.tmp\InstallerUtils.dll

Filesize
830KB

MD5
c75548677c15f7db55159c7c9645927a

SHA1
b09207e175c0d6e56a649ebf2f6ab8769df8b794

SHA256
9ce3979fef3d705cb69c7fd25fe250625f24ae5f6236b4f08e6e68c91a3a3f0e

SHA512
09cc9afa8602c14295e6b3bf691313f8859f2e4e7c85bf63d087673784874aab35fae993ca099be58eea5ea5d3ceb6ad406b731040952fb41052a1bafd5d6774

Download Submit
\Users\Admin\AppData\Local\Temp\nsd38BF.tmp\InstallerUtils.dll

Filesize
830KB

MD5
c75548677c15f7db55159c7c9645927a

SHA1
b09207e175c0d6e56a649ebf2f6ab8769df8b794

SHA256
9ce3979fef3d705cb69c7fd25fe250625f24ae5f6236b4f08e6e68c91a3a3f0e

SHA512
09cc9afa8602c14295e6b3bf691313f8859f2e4e7c85bf63d087673784874aab35fae993ca099be58eea5ea5d3ceb6ad406b731040952fb41052a1bafd5d6774

Download Submit
\Users\Admin\AppData\Local\Temp\nsd38BF.tmp\InstallerUtils.dll

Filesize
830KB

MD5
c75548677c15f7db55159c7c9645927a

SHA1
b09207e175c0d6e56a649ebf2f6ab8769df8b794

SHA256
9ce3979fef3d705cb69c7fd25fe250625f24ae5f6236b4f08e6e68c91a3a3f0e

SHA512
09cc9afa8602c14295e6b3bf691313f8859f2e4e7c85bf63d087673784874aab35fae993ca099be58eea5ea5d3ceb6ad406b731040952fb41052a1bafd5d6774

Download Submit
\Users\Admin\AppData\Local\Temp\nsd38BF.tmp\InstallerUtils.dll

Filesize
830KB

MD5
c75548677c15f7db55159c7c9645927a

SHA1
b09207e175c0d6e56a649ebf2f6ab8769df8b794

SHA256
9ce3979fef3d705cb69c7fd25fe250625f24ae5f6236b4f08e6e68c91a3a3f0e

SHA512
09cc9afa8602c14295e6b3bf691313f8859f2e4e7c85bf63d087673784874aab35fae993ca099be58eea5ea5d3ceb6ad406b731040952fb41052a1bafd5d6774

Download Submit
\Users\Admin\AppData\Local\Temp\nsd38BF.tmp\InstallerUtils.dll

Filesize
830KB

MD5
c75548677c15f7db55159c7c9645927a

SHA1
b09207e175c0d6e56a649ebf2f6ab8769df8b794

SHA256
9ce3979fef3d705cb69c7fd25fe250625f24ae5f6236b4f08e6e68c91a3a3f0e

SHA512
09cc9afa8602c14295e6b3bf691313f8859f2e4e7c85bf63d087673784874aab35fae993ca099be58eea5ea5d3ceb6ad406b731040952fb41052a1bafd5d6774

Download Submit
\Users\Admin\AppData\Local\Temp\nsd38BF.tmp\InstallerUtils2.dll

Filesize
108KB

MD5
9400d44946b264e3e5793a8952a16b1a

SHA1
d4b6001391026a3fd3d75c427803737c7a609dcc

SHA256
be636ee73a51084ddab13aa26b7246b1a6c1d787d5ff4e01246b7731c9aa8f4f

SHA512
ed523eefb951fdb69a3c89af8070a266831b4effe1003a8e6b9f7c4bc0430437154dd77e7d96a0749f51d10f6cd2be6e3bc991a64c3ee4208a142f4ee1d34505

Download Submit
\Users\Admin\AppData\Local\Temp\nsd38BF.tmp\StdUtils.dll

Filesize
14KB

MD5
21010df9bc37daffcc0b5ae190381d85

SHA1
a8ba022aafc1233894db29e40e569dfc8b280eb9

SHA256
0ebd62de633fa108cf18139be6778fa560680f9f8a755e41c6ab544ab8db5c16

SHA512
95d3dbba6eac144260d5fcc7fcd5fb3afcb59ae62bd2eafc5a1d2190e9b44f8e125290d62fef82ad8799d0072997c57b2fa8a643aba554d0a82bbd3f8eb1403e

Download Submit
\Users\Admin\AppData\Local\Temp\nsd38BF.tmp\System.dll

Filesize
11KB

MD5
00a0194c20ee912257df53bfe258ee4a

SHA1
d7b4e319bc5119024690dc8230b9cc919b1b86b2

SHA256
dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3

SHA512
3b38a2c17996c3b77ebf7b858a6c37415615e756792132878d8eddbd13cb06710b7da0e8b58104768f8e475fc93e8b44b3b1ab6f70ddf52edee111aaf5ef5667

Download Submit
\Users\Admin\AppData\Local\Temp\nsd38BF.tmp\UserInfo.dll

Filesize
4KB

MD5
7579ade7ae1747a31960a228ce02e666

SHA1
8ec8571a296737e819dcf86353a43fcf8ec63351

SHA256
564c80dec62d76c53497c40094db360ff8a36e0dc1bda8383d0f9583138997f5

SHA512
a88bc56e938374c333b0e33cb72951635b5d5a98b9cb2d6785073cbcad23bf4c0f9f69d3b7e87b46c76eb03ced9bb786844ce87656a9e3df4ca24acf43d7a05b

Download Submit
\Users\Admin\AppData\Local\Temp\nsd38BF.tmp\md5dll.dll

Filesize
6KB

MD5
0745ff646f5af1f1cdd784c06f40fce9

SHA1
bf7eba06020d7154ce4e35f696bec6e6c966287f

SHA256
fbed2f1160469f42ce97c33ad558201b2b43e3020257f9b2259e3ce295317a70

SHA512
8d31627c719e788b5d0f5f34d4cb175989eaa35aa3335c98f2ba7902c8ae01b23de3ccb9c6eb95945f0b08ef74d456f9f22ca7539df303e1df3f6a7e67b358da

Download Submit
\Users\Admin\AppData\Local\Temp\nsd38BF.tmp\md5dll.dll

Filesize
6KB

MD5
0745ff646f5af1f1cdd784c06f40fce9

SHA1
bf7eba06020d7154ce4e35f696bec6e6c966287f

SHA256
fbed2f1160469f42ce97c33ad558201b2b43e3020257f9b2259e3ce295317a70

SHA512
8d31627c719e788b5d0f5f34d4cb175989eaa35aa3335c98f2ba7902c8ae01b23de3ccb9c6eb95945f0b08ef74d456f9f22ca7539df303e1df3f6a7e67b358da

Download Submit
\Users\Admin\AppData\Local\Temp\nsd38BF.tmp\nsisos.dll

Filesize
5KB

MD5
69806691d649ef1c8703fd9e29231d44

SHA1
e2193fcf5b4863605eec2a5eb17bf84c7ac00166

SHA256
ba79ab7f63f02ed5d5d46b82b11d97dac5b7ef7e9b9a4df926b43ceac18483b6

SHA512
5e5e0319e701d15134a01cb6472c624e271e99891058aef4dfe779c29c73899771a5b6f8b1cd61b543a3b3defeaecaa080c9cc4e76e84038ca08e12084f128eb

Download Submit
\Users\Admin\AppData\Local\Temp\nsi956.tmp\Nrliuqgpklh.exe

Filesize
8.6MB

MD5
24657871623cc9a322547568f1280900

SHA1
dd1b15baf15badf39b15901b4164abe2fc19e528

SHA256
561fb854c65f17071cedb9c6e8b916540c673b5e42371f67679ab8c6bd0a82a8

SHA512
488c357cd595645c9ae864c91b4ba6b599395420bb854f6de1e5f8b1305bf755f659e3a88743152e09726bbdd1bfe1d60f4bd412b78d690654ac2e9ec81eb653

Download Submit
\Users\Admin\AppData\Local\Temp\nsi956.tmp\Nrliuqgpklh.exe

Filesize
8.6MB

MD5
24657871623cc9a322547568f1280900

SHA1
dd1b15baf15badf39b15901b4164abe2fc19e528

SHA256
561fb854c65f17071cedb9c6e8b916540c673b5e42371f67679ab8c6bd0a82a8

SHA512
488c357cd595645c9ae864c91b4ba6b599395420bb854f6de1e5f8b1305bf755f659e3a88743152e09726bbdd1bfe1d60f4bd412b78d690654ac2e9ec81eb653

Download Submit
\Users\Admin\AppData\Local\Temp\nsi956.tmp\Nrliuqgpklh.exe

Filesize
8.6MB

MD5
24657871623cc9a322547568f1280900

SHA1
dd1b15baf15badf39b15901b4164abe2fc19e528

SHA256
561fb854c65f17071cedb9c6e8b916540c673b5e42371f67679ab8c6bd0a82a8

SHA512
488c357cd595645c9ae864c91b4ba6b599395420bb854f6de1e5f8b1305bf755f659e3a88743152e09726bbdd1bfe1d60f4bd412b78d690654ac2e9ec81eb653

Download Submit
\Users\Admin\AppData\Local\Temp\nsi956.tmp\Nrliuqgpklh.exe

Filesize
8.6MB

MD5
24657871623cc9a322547568f1280900

SHA1
dd1b15baf15badf39b15901b4164abe2fc19e528

SHA256
561fb854c65f17071cedb9c6e8b916540c673b5e42371f67679ab8c6bd0a82a8

SHA512
488c357cd595645c9ae864c91b4ba6b599395420bb854f6de1e5f8b1305bf755f659e3a88743152e09726bbdd1bfe1d60f4bd412b78d690654ac2e9ec81eb653

Download Submit
\Users\Admin\AppData\Local\Temp\nsi956.tmp\Nrliuqgpklh.exe

Filesize
8.6MB

MD5
24657871623cc9a322547568f1280900

SHA1
dd1b15baf15badf39b15901b4164abe2fc19e528

SHA256
561fb854c65f17071cedb9c6e8b916540c673b5e42371f67679ab8c6bd0a82a8

SHA512
488c357cd595645c9ae864c91b4ba6b599395420bb854f6de1e5f8b1305bf755f659e3a88743152e09726bbdd1bfe1d60f4bd412b78d690654ac2e9ec81eb653

Download Submit
\Users\Admin\AppData\Local\Temp\nsi956.tmp\Nrliuqgpklh.exe

Filesize
8.6MB

MD5
24657871623cc9a322547568f1280900

SHA1
dd1b15baf15badf39b15901b4164abe2fc19e528

SHA256
561fb854c65f17071cedb9c6e8b916540c673b5e42371f67679ab8c6bd0a82a8

SHA512
488c357cd595645c9ae864c91b4ba6b599395420bb854f6de1e5f8b1305bf755f659e3a88743152e09726bbdd1bfe1d60f4bd412b78d690654ac2e9ec81eb653

Download Submit
\Users\Admin\AppData\Local\Temp\nsi956.tmp\StdUtils.dll

Filesize
14KB

MD5
21010df9bc37daffcc0b5ae190381d85

SHA1
a8ba022aafc1233894db29e40e569dfc8b280eb9

SHA256
0ebd62de633fa108cf18139be6778fa560680f9f8a755e41c6ab544ab8db5c16

SHA512
95d3dbba6eac144260d5fcc7fcd5fb3afcb59ae62bd2eafc5a1d2190e9b44f8e125290d62fef82ad8799d0072997c57b2fa8a643aba554d0a82bbd3f8eb1403e

Download Submit
\Users\Admin\AppData\Local\Temp\nsi956.tmp\System.dll

Filesize
11KB

MD5
00a0194c20ee912257df53bfe258ee4a

SHA1
d7b4e319bc5119024690dc8230b9cc919b1b86b2

SHA256
dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3

SHA512
3b38a2c17996c3b77ebf7b858a6c37415615e756792132878d8eddbd13cb06710b7da0e8b58104768f8e475fc93e8b44b3b1ab6f70ddf52edee111aaf5ef5667

Download Submit
\Users\Admin\AppData\Local\Temp\nsi956.tmp\WrapperUtils.dll

Filesize
57KB

MD5
d0feaad980fe7da624b958ca67ff0fed

SHA1
ea61ec3cf247b807966ec32c6277e72f28127976

SHA256
33c152a934963437410b560f17fcf0a24a7f2059d829155bbc7738a2e30c0451

SHA512
faeb5ead3673827c1185fef0cb732c955c8ad4ae11c3680b1b22aaae3c3b6200f5f66e909ce9232320ebabeb5a186afe7f8d2d01e6918be3ae576dbf48fb11b5

Download Submit
memory/648-59-0x0000000000000000-mapping.dmp

Download
memory/648-81-0x0000000001000000-0x0000000001009000-memory.dmp

Filesize
36KB

Download
memory/648-82-0x0000000001000000-0x0000000001009000-memory.dmp

Filesize
36KB

Download
memory/648-84-0x0000000001000000-0x0000000001009000-memory.dmp

Filesize
36KB

Download
memory/648-85-0x0000000001000000-0x0000000001009000-memory.dmp

Filesize
36KB

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memory/1104-54-0x0000000075BB1000-0x0000000075BB3000-memory.dmp

Filesize
8KB

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memory/1240-75-0x0000000000000000-mapping.dmp

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