89175e74b73724397cae5f29477dee562f0b844fae22e8c7af9113345cdcc739

Analysis

max time kernel
99s
max time network
35s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
23-11-2022 09:38

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General

Target

89175e74b73724397cae5f29477dee562f0b844fae22e8c7af9113345cdcc739.exe
Size

9.4MB
MD5

5517ac30cb812dd7e07f991aa15fadbe
SHA1

c1ef2cbd9127e48854c1217e0eab21d8eff47782
SHA256

89175e74b73724397cae5f29477dee562f0b844fae22e8c7af9113345cdcc739
SHA512

40adf1d40840767f42a93ddf024c82bbb322c688b60718a21ea62780c4ddfd068ce0be7a51f77554a1206cf63a30daefcebd06ed8bb29f420ba2b5bfe603a461
SSDEEP

196608:9iAdeijr29j2M0skMEiMTqRuoFo2xJcvyqhBV81s6MsXYq3w+vL5yWOPj:4Ueiv296M0mElqRaac0xLX/3wA5Ij

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\nsyCCB4.tmp\md5dll.dll	acprotect
\Users\Admin\AppData\Local\Temp\nsyCCB4.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:

Ytteucjndjnqs.exe

pid process

948 Ytteucjndjnqs.exe

pid	process
948	Ytteucjndjnqs.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\nsyCCB4.tmp\md5dll.dll	upx
\Users\Admin\AppData\Local\Temp\nsyCCB4.tmp\md5dll.dll	upx

Loads dropped DLL 22 IoCs

Processes:

89175e74b73724397cae5f29477dee562f0b844fae22e8c7af9113345cdcc739.exeYtteucjndjnqs.exeWerFault.exe

pid	process
1228	89175e74b73724397cae5f29477dee562f0b844fae22e8c7af9113345cdcc739.exe
1228	89175e74b73724397cae5f29477dee562f0b844fae22e8c7af9113345cdcc739.exe
1228	89175e74b73724397cae5f29477dee562f0b844fae22e8c7af9113345cdcc739.exe
1228	89175e74b73724397cae5f29477dee562f0b844fae22e8c7af9113345cdcc739.exe
948	Ytteucjndjnqs.exe
948	Ytteucjndjnqs.exe
948	Ytteucjndjnqs.exe
948	Ytteucjndjnqs.exe
948	Ytteucjndjnqs.exe
948	Ytteucjndjnqs.exe
948	Ytteucjndjnqs.exe
948	Ytteucjndjnqs.exe
948	Ytteucjndjnqs.exe
948	Ytteucjndjnqs.exe
948	Ytteucjndjnqs.exe
948	Ytteucjndjnqs.exe
832	WerFault.exe
832	WerFault.exe
832	WerFault.exe
832	WerFault.exe
832	WerFault.exe
832	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

832 948 WerFault.exe Ytteucjndjnqs.exe

pid	pid_target	process	target process
832	948	WerFault.exe	Ytteucjndjnqs.exe

NSIS installer 8 IoCs

installer

Processes:

resource	yara_rule
\Users\Admin\AppData\Local\Temp\nseBCAD.tmp\Ytteucjndjnqs.exe	nsis_installer_2
C:\Users\Admin\AppData\Local\Temp\nseBCAD.tmp\Ytteucjndjnqs.exe	nsis_installer_2
C:\Users\Admin\AppData\Local\Temp\nseBCAD.tmp\Ytteucjndjnqs.exe	nsis_installer_2
\Users\Admin\AppData\Local\Temp\nseBCAD.tmp\Ytteucjndjnqs.exe	nsis_installer_2
\Users\Admin\AppData\Local\Temp\nseBCAD.tmp\Ytteucjndjnqs.exe	nsis_installer_2
\Users\Admin\AppData\Local\Temp\nseBCAD.tmp\Ytteucjndjnqs.exe	nsis_installer_2
\Users\Admin\AppData\Local\Temp\nseBCAD.tmp\Ytteucjndjnqs.exe	nsis_installer_2
\Users\Admin\AppData\Local\Temp\nseBCAD.tmp\Ytteucjndjnqs.exe	nsis_installer_2

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Ytteucjndjnqs.exe

pid process

948 Ytteucjndjnqs.exe
948 Ytteucjndjnqs.exe

pid	process
948	Ytteucjndjnqs.exe
948	Ytteucjndjnqs.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

89175e74b73724397cae5f29477dee562f0b844fae22e8c7af9113345cdcc739.exeYtteucjndjnqs.exe

description	pid	process	target process
PID 1228 wrote to memory of 948	1228	89175e74b73724397cae5f29477dee562f0b844fae22e8c7af9113345cdcc739.exe	Ytteucjndjnqs.exe
PID 1228 wrote to memory of 948	1228	89175e74b73724397cae5f29477dee562f0b844fae22e8c7af9113345cdcc739.exe	Ytteucjndjnqs.exe
PID 1228 wrote to memory of 948	1228	89175e74b73724397cae5f29477dee562f0b844fae22e8c7af9113345cdcc739.exe	Ytteucjndjnqs.exe
PID 1228 wrote to memory of 948	1228	89175e74b73724397cae5f29477dee562f0b844fae22e8c7af9113345cdcc739.exe	Ytteucjndjnqs.exe
PID 948 wrote to memory of 832	948	Ytteucjndjnqs.exe	WerFault.exe
PID 948 wrote to memory of 832	948	Ytteucjndjnqs.exe	WerFault.exe
PID 948 wrote to memory of 832	948	Ytteucjndjnqs.exe	WerFault.exe
PID 948 wrote to memory of 832	948	Ytteucjndjnqs.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\89175e74b73724397cae5f29477dee562f0b844fae22e8c7af9113345cdcc739.exe
"C:\Users\Admin\AppData\Local\Temp\89175e74b73724397cae5f29477dee562f0b844fae22e8c7af9113345cdcc739.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1228

C:\Users\Admin\AppData\Local\Temp\nseBCAD.tmp\Ytteucjndjnqs.exe
"C:\Users\Admin\AppData\Local\Temp\nseBCAD.tmp\Ytteucjndjnqs.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:948

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 948 -s 564
3⤵
- Loads dropped DLL
- Program crash
PID:832

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\nseBCAD.tmp\Ytteucjndjnqs.exe

Filesize
9.3MB

MD5
a6e6810b734be599810f365e1f2f16c8

SHA1
dd3557fc5600081a4179f757c9a8bd5fd04474d6

SHA256
f732455b08050132b42edf21d3df14a6a9417639a1ea137d0a7bc8605d979831

SHA512
dafe22e978aba9340d38cf7dde88da0c4e415216ee3440b857aacb60c19b9d43600ed46ea25d3e33f60e3cfe4ea95318d6e3de76f81fcccad8db3fd3143e5a8b

Download Submit
C:\Users\Admin\AppData\Local\Temp\nseBCAD.tmp\Ytteucjndjnqs.exe

Filesize
9.3MB

MD5
a6e6810b734be599810f365e1f2f16c8

SHA1
dd3557fc5600081a4179f757c9a8bd5fd04474d6

SHA256
f732455b08050132b42edf21d3df14a6a9417639a1ea137d0a7bc8605d979831

SHA512
dafe22e978aba9340d38cf7dde88da0c4e415216ee3440b857aacb60c19b9d43600ed46ea25d3e33f60e3cfe4ea95318d6e3de76f81fcccad8db3fd3143e5a8b

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

Filesize
14KB

MD5
21010df9bc37daffcc0b5ae190381d85

SHA1
a8ba022aafc1233894db29e40e569dfc8b280eb9

SHA256
0ebd62de633fa108cf18139be6778fa560680f9f8a755e41c6ab544ab8db5c16

SHA512
95d3dbba6eac144260d5fcc7fcd5fb3afcb59ae62bd2eafc5a1d2190e9b44f8e125290d62fef82ad8799d0072997c57b2fa8a643aba554d0a82bbd3f8eb1403e

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

Filesize
11KB

MD5
00a0194c20ee912257df53bfe258ee4a

SHA1
d7b4e319bc5119024690dc8230b9cc919b1b86b2

SHA256
dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3

SHA512
3b38a2c17996c3b77ebf7b858a6c37415615e756792132878d8eddbd13cb06710b7da0e8b58104768f8e475fc93e8b44b3b1ab6f70ddf52edee111aaf5ef5667

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

Filesize
69KB

MD5
436efc4c77a61e8afd810eafd4af9bc1

SHA1
e413dd04bda1a6749b8e4b4077e11e9bdbd42664

SHA256
8f7bcea86b30a380c14e14b2ec465d8a6f7ecec4a3023cd62644c5471da1c8e1

SHA512
389c7c439da353d91fb3f571ad6a4df74c89fbff2e831e162af944d5125f5204b69924b8e2ba0a86825734ebb5a4faf98d2fa3005bd5a40b98f210776a38ef4b

Download Submit
\Users\Admin\AppData\Local\Temp\nseBCAD.tmp\Ytteucjndjnqs.exe

Filesize
9.3MB

MD5
a6e6810b734be599810f365e1f2f16c8

SHA1
dd3557fc5600081a4179f757c9a8bd5fd04474d6

SHA256
f732455b08050132b42edf21d3df14a6a9417639a1ea137d0a7bc8605d979831

SHA512
dafe22e978aba9340d38cf7dde88da0c4e415216ee3440b857aacb60c19b9d43600ed46ea25d3e33f60e3cfe4ea95318d6e3de76f81fcccad8db3fd3143e5a8b

Download Submit
\Users\Admin\AppData\Local\Temp\nseBCAD.tmp\Ytteucjndjnqs.exe

Filesize
9.3MB

MD5
a6e6810b734be599810f365e1f2f16c8

SHA1
dd3557fc5600081a4179f757c9a8bd5fd04474d6

SHA256
f732455b08050132b42edf21d3df14a6a9417639a1ea137d0a7bc8605d979831

SHA512
dafe22e978aba9340d38cf7dde88da0c4e415216ee3440b857aacb60c19b9d43600ed46ea25d3e33f60e3cfe4ea95318d6e3de76f81fcccad8db3fd3143e5a8b

Download Submit
\Users\Admin\AppData\Local\Temp\nseBCAD.tmp\Ytteucjndjnqs.exe

Filesize
9.3MB

MD5
a6e6810b734be599810f365e1f2f16c8

SHA1
dd3557fc5600081a4179f757c9a8bd5fd04474d6

SHA256
f732455b08050132b42edf21d3df14a6a9417639a1ea137d0a7bc8605d979831

SHA512
dafe22e978aba9340d38cf7dde88da0c4e415216ee3440b857aacb60c19b9d43600ed46ea25d3e33f60e3cfe4ea95318d6e3de76f81fcccad8db3fd3143e5a8b

Download Submit
\Users\Admin\AppData\Local\Temp\nseBCAD.tmp\Ytteucjndjnqs.exe

Filesize
9.3MB

MD5
a6e6810b734be599810f365e1f2f16c8

SHA1
dd3557fc5600081a4179f757c9a8bd5fd04474d6

SHA256
f732455b08050132b42edf21d3df14a6a9417639a1ea137d0a7bc8605d979831

SHA512
dafe22e978aba9340d38cf7dde88da0c4e415216ee3440b857aacb60c19b9d43600ed46ea25d3e33f60e3cfe4ea95318d6e3de76f81fcccad8db3fd3143e5a8b

Download Submit
\Users\Admin\AppData\Local\Temp\nseBCAD.tmp\Ytteucjndjnqs.exe

Filesize
9.3MB

MD5
a6e6810b734be599810f365e1f2f16c8

SHA1
dd3557fc5600081a4179f757c9a8bd5fd04474d6

SHA256
f732455b08050132b42edf21d3df14a6a9417639a1ea137d0a7bc8605d979831

SHA512
dafe22e978aba9340d38cf7dde88da0c4e415216ee3440b857aacb60c19b9d43600ed46ea25d3e33f60e3cfe4ea95318d6e3de76f81fcccad8db3fd3143e5a8b

Download Submit
\Users\Admin\AppData\Local\Temp\nseBCAD.tmp\Ytteucjndjnqs.exe

Filesize
9.3MB

MD5
a6e6810b734be599810f365e1f2f16c8

SHA1
dd3557fc5600081a4179f757c9a8bd5fd04474d6

SHA256
f732455b08050132b42edf21d3df14a6a9417639a1ea137d0a7bc8605d979831

SHA512
dafe22e978aba9340d38cf7dde88da0c4e415216ee3440b857aacb60c19b9d43600ed46ea25d3e33f60e3cfe4ea95318d6e3de76f81fcccad8db3fd3143e5a8b

Download Submit
\Users\Admin\AppData\Local\Temp\nsyCCB4.tmp\InstallerUtils.dll

Filesize
789KB

MD5
827acd86172f1f98aab1b2bf5386aaea

SHA1
cb91014b745430552952a671797c088ec1676956

SHA256
4a52da50c36ef61f4da8aaed54ace1e62b0780869d4de5a3db2bb7ee2c13cc31

SHA512
76149acfaa4bb32e1973b1293c04dd41869bae7dcac39a906554076a098347c1606945475fa39fc797181095d55df45bbef69f9a0d11dc023f95e220b349832a

Download Submit
\Users\Admin\AppData\Local\Temp\nsyCCB4.tmp\InstallerUtils.dll

Filesize
789KB

MD5
827acd86172f1f98aab1b2bf5386aaea

SHA1
cb91014b745430552952a671797c088ec1676956

SHA256
4a52da50c36ef61f4da8aaed54ace1e62b0780869d4de5a3db2bb7ee2c13cc31

SHA512
76149acfaa4bb32e1973b1293c04dd41869bae7dcac39a906554076a098347c1606945475fa39fc797181095d55df45bbef69f9a0d11dc023f95e220b349832a

Download Submit
\Users\Admin\AppData\Local\Temp\nsyCCB4.tmp\InstallerUtils.dll

Filesize
789KB

MD5
827acd86172f1f98aab1b2bf5386aaea

SHA1
cb91014b745430552952a671797c088ec1676956

SHA256
4a52da50c36ef61f4da8aaed54ace1e62b0780869d4de5a3db2bb7ee2c13cc31

SHA512
76149acfaa4bb32e1973b1293c04dd41869bae7dcac39a906554076a098347c1606945475fa39fc797181095d55df45bbef69f9a0d11dc023f95e220b349832a

Download Submit
\Users\Admin\AppData\Local\Temp\nsyCCB4.tmp\InstallerUtils.dll

Filesize
789KB

MD5
827acd86172f1f98aab1b2bf5386aaea

SHA1
cb91014b745430552952a671797c088ec1676956

SHA256
4a52da50c36ef61f4da8aaed54ace1e62b0780869d4de5a3db2bb7ee2c13cc31

SHA512
76149acfaa4bb32e1973b1293c04dd41869bae7dcac39a906554076a098347c1606945475fa39fc797181095d55df45bbef69f9a0d11dc023f95e220b349832a

Download Submit
\Users\Admin\AppData\Local\Temp\nsyCCB4.tmp\InstallerUtils.dll

Filesize
789KB

MD5
827acd86172f1f98aab1b2bf5386aaea

SHA1
cb91014b745430552952a671797c088ec1676956

SHA256
4a52da50c36ef61f4da8aaed54ace1e62b0780869d4de5a3db2bb7ee2c13cc31

SHA512
76149acfaa4bb32e1973b1293c04dd41869bae7dcac39a906554076a098347c1606945475fa39fc797181095d55df45bbef69f9a0d11dc023f95e220b349832a

Download Submit
\Users\Admin\AppData\Local\Temp\nsyCCB4.tmp\InstallerUtils.dll

Filesize
789KB

MD5
827acd86172f1f98aab1b2bf5386aaea

SHA1
cb91014b745430552952a671797c088ec1676956

SHA256
4a52da50c36ef61f4da8aaed54ace1e62b0780869d4de5a3db2bb7ee2c13cc31

SHA512
76149acfaa4bb32e1973b1293c04dd41869bae7dcac39a906554076a098347c1606945475fa39fc797181095d55df45bbef69f9a0d11dc023f95e220b349832a

Download Submit
\Users\Admin\AppData\Local\Temp\nsyCCB4.tmp\InstallerUtils2.dll

Filesize
106KB

MD5
40bc3a238e416e2eee58d265b791f240

SHA1
2796d4f7176f1423e10900bdb32909b94fd8d8b4

SHA256
e5ca835cff479bd5ac9b22916089d7af606388d3938692031c9ae9d4e28b12ec

SHA512
ae662d1a6c860c2af5e325729cce742b10929e9f4b93dc13426de75c727bd150bdf6fc54182891313a79fd5d80f8169568141ff97b4b220bccda9c3f1bb71430

Download Submit
\Users\Admin\AppData\Local\Temp\nsyCCB4.tmp\StdUtils.dll

Filesize
14KB

MD5
21010df9bc37daffcc0b5ae190381d85

SHA1
a8ba022aafc1233894db29e40e569dfc8b280eb9

SHA256
0ebd62de633fa108cf18139be6778fa560680f9f8a755e41c6ab544ab8db5c16

SHA512
95d3dbba6eac144260d5fcc7fcd5fb3afcb59ae62bd2eafc5a1d2190e9b44f8e125290d62fef82ad8799d0072997c57b2fa8a643aba554d0a82bbd3f8eb1403e

Download Submit
\Users\Admin\AppData\Local\Temp\nsyCCB4.tmp\System.dll

Filesize
11KB

MD5
00a0194c20ee912257df53bfe258ee4a

SHA1
d7b4e319bc5119024690dc8230b9cc919b1b86b2

SHA256
dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3

SHA512
3b38a2c17996c3b77ebf7b858a6c37415615e756792132878d8eddbd13cb06710b7da0e8b58104768f8e475fc93e8b44b3b1ab6f70ddf52edee111aaf5ef5667

Download Submit
\Users\Admin\AppData\Local\Temp\nsyCCB4.tmp\UserInfo.dll

Filesize
4KB

MD5
7579ade7ae1747a31960a228ce02e666

SHA1
8ec8571a296737e819dcf86353a43fcf8ec63351

SHA256
564c80dec62d76c53497c40094db360ff8a36e0dc1bda8383d0f9583138997f5

SHA512
a88bc56e938374c333b0e33cb72951635b5d5a98b9cb2d6785073cbcad23bf4c0f9f69d3b7e87b46c76eb03ced9bb786844ce87656a9e3df4ca24acf43d7a05b

Download Submit
\Users\Admin\AppData\Local\Temp\nsyCCB4.tmp\md5dll.dll

Filesize
6KB

MD5
0745ff646f5af1f1cdd784c06f40fce9

SHA1
bf7eba06020d7154ce4e35f696bec6e6c966287f

SHA256
fbed2f1160469f42ce97c33ad558201b2b43e3020257f9b2259e3ce295317a70

SHA512
8d31627c719e788b5d0f5f34d4cb175989eaa35aa3335c98f2ba7902c8ae01b23de3ccb9c6eb95945f0b08ef74d456f9f22ca7539df303e1df3f6a7e67b358da

Download Submit
\Users\Admin\AppData\Local\Temp\nsyCCB4.tmp\md5dll.dll

Filesize
6KB

MD5
0745ff646f5af1f1cdd784c06f40fce9

SHA1
bf7eba06020d7154ce4e35f696bec6e6c966287f

SHA256
fbed2f1160469f42ce97c33ad558201b2b43e3020257f9b2259e3ce295317a70

SHA512
8d31627c719e788b5d0f5f34d4cb175989eaa35aa3335c98f2ba7902c8ae01b23de3ccb9c6eb95945f0b08ef74d456f9f22ca7539df303e1df3f6a7e67b358da

Download Submit
\Users\Admin\AppData\Local\Temp\nsyCCB4.tmp\nsisos.dll

Filesize
5KB

MD5
69806691d649ef1c8703fd9e29231d44

SHA1
e2193fcf5b4863605eec2a5eb17bf84c7ac00166

SHA256
ba79ab7f63f02ed5d5d46b82b11d97dac5b7ef7e9b9a4df926b43ceac18483b6

SHA512
5e5e0319e701d15134a01cb6472c624e271e99891058aef4dfe779c29c73899771a5b6f8b1cd61b543a3b3defeaecaa080c9cc4e76e84038ca08e12084f128eb

Download Submit
memory/832-77-0x0000000000000000-mapping.dmp

Download
memory/948-75-0x00000000003E0000-0x00000000003E9000-memory.dmp

Filesize
36KB

Download
memory/948-76-0x00000000003E0000-0x00000000003E9000-memory.dmp

Filesize
36KB

Download
memory/948-84-0x00000000003E0000-0x00000000003E9000-memory.dmp

Filesize
36KB

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memory/948-83-0x00000000003E0000-0x00000000003E9000-memory.dmp

Filesize
36KB

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memory/948-59-0x0000000000000000-mapping.dmp

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memory/1228-54-0x0000000075E11000-0x0000000075E13000-memory.dmp

Filesize
8KB

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