d1627822c32faf95e45f03906880b274a699c4e3b9321236ee2dcb3180515198

Analysis

max time kernel
45s
max time network
51s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
23-11-2022 09:37

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General

Target

d1627822c32faf95e45f03906880b274a699c4e3b9321236ee2dcb3180515198.exe
Size

11.5MB
MD5

bb759b6118bdaa468d7491218c8da86d
SHA1

2cab5708eb1dd70252f0d08c0315b32c5817ab3c
SHA256

d1627822c32faf95e45f03906880b274a699c4e3b9321236ee2dcb3180515198
SHA512

299b3065ccf906c0b61f790dc8750a8091a6c1f5a608b1275325e49a3eba56e7600c3d9b56f38a4785129f9c4b63bba0cedc44571dbded203e7f42f071196184
SSDEEP

196608:Aqsp7Mltj6dtOtacO8/JVh5Eq805a4gzWF++cF8vSs2JbSKlyPpDK+:JXCtOtamb5EUSP8vS9N/WpD

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\nsd5035.tmp\md5dll.dll	acprotect
\Users\Admin\AppData\Local\Temp\nsd5035.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:

Juxvokx.exe

pid process

1844 Juxvokx.exe

pid	process
1844	Juxvokx.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\nsd5035.tmp\md5dll.dll	upx
\Users\Admin\AppData\Local\Temp\nsd5035.tmp\md5dll.dll	upx

Loads dropped DLL 22 IoCs

Processes:

d1627822c32faf95e45f03906880b274a699c4e3b9321236ee2dcb3180515198.exeJuxvokx.exeWerFault.exe

pid	process
1744	d1627822c32faf95e45f03906880b274a699c4e3b9321236ee2dcb3180515198.exe
1744	d1627822c32faf95e45f03906880b274a699c4e3b9321236ee2dcb3180515198.exe
1744	d1627822c32faf95e45f03906880b274a699c4e3b9321236ee2dcb3180515198.exe
1744	d1627822c32faf95e45f03906880b274a699c4e3b9321236ee2dcb3180515198.exe
1844	Juxvokx.exe
1844	Juxvokx.exe
1844	Juxvokx.exe
1844	Juxvokx.exe
1844	Juxvokx.exe
1844	Juxvokx.exe
1844	Juxvokx.exe
1844	Juxvokx.exe
1844	Juxvokx.exe
1844	Juxvokx.exe
1844	Juxvokx.exe
1844	Juxvokx.exe
868	WerFault.exe
868	WerFault.exe
868	WerFault.exe
868	WerFault.exe
868	WerFault.exe
868	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

868 1844 WerFault.exe Juxvokx.exe

pid	pid_target	process	target process
868	1844	WerFault.exe	Juxvokx.exe

NSIS installer 8 IoCs

installer

Processes:

resource	yara_rule
\Users\Admin\AppData\Local\Temp\nsyFCC.tmp\Juxvokx.exe	nsis_installer_2
C:\Users\Admin\AppData\Local\Temp\nsyFCC.tmp\Juxvokx.exe	nsis_installer_2
C:\Users\Admin\AppData\Local\Temp\nsyFCC.tmp\Juxvokx.exe	nsis_installer_2
\Users\Admin\AppData\Local\Temp\nsyFCC.tmp\Juxvokx.exe	nsis_installer_2
\Users\Admin\AppData\Local\Temp\nsyFCC.tmp\Juxvokx.exe	nsis_installer_2
\Users\Admin\AppData\Local\Temp\nsyFCC.tmp\Juxvokx.exe	nsis_installer_2
\Users\Admin\AppData\Local\Temp\nsyFCC.tmp\Juxvokx.exe	nsis_installer_2
\Users\Admin\AppData\Local\Temp\nsyFCC.tmp\Juxvokx.exe	nsis_installer_2

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Juxvokx.exe

pid process

1844 Juxvokx.exe
1844 Juxvokx.exe

pid	process
1844	Juxvokx.exe
1844	Juxvokx.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

d1627822c32faf95e45f03906880b274a699c4e3b9321236ee2dcb3180515198.exeJuxvokx.exe

description	pid	process	target process
PID 1744 wrote to memory of 1844	1744	d1627822c32faf95e45f03906880b274a699c4e3b9321236ee2dcb3180515198.exe	Juxvokx.exe
PID 1744 wrote to memory of 1844	1744	d1627822c32faf95e45f03906880b274a699c4e3b9321236ee2dcb3180515198.exe	Juxvokx.exe
PID 1744 wrote to memory of 1844	1744	d1627822c32faf95e45f03906880b274a699c4e3b9321236ee2dcb3180515198.exe	Juxvokx.exe
PID 1744 wrote to memory of 1844	1744	d1627822c32faf95e45f03906880b274a699c4e3b9321236ee2dcb3180515198.exe	Juxvokx.exe
PID 1844 wrote to memory of 868	1844	Juxvokx.exe	WerFault.exe
PID 1844 wrote to memory of 868	1844	Juxvokx.exe	WerFault.exe
PID 1844 wrote to memory of 868	1844	Juxvokx.exe	WerFault.exe
PID 1844 wrote to memory of 868	1844	Juxvokx.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\d1627822c32faf95e45f03906880b274a699c4e3b9321236ee2dcb3180515198.exe
"C:\Users\Admin\AppData\Local\Temp\d1627822c32faf95e45f03906880b274a699c4e3b9321236ee2dcb3180515198.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1744

C:\Users\Admin\AppData\Local\Temp\nsyFCC.tmp\Juxvokx.exe
"C:\Users\Admin\AppData\Local\Temp\nsyFCC.tmp\Juxvokx.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1844

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1844 -s 580
3⤵
- Loads dropped DLL
- Program crash
PID:868

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\nsyFCC.tmp\Juxvokx.exe

Filesize
11.4MB

MD5
8fbd62e866b5da78b1792d5392c96f74

SHA1
cb097aefcf4efbadd6da6773c6ed875537b9ef56

SHA256
7f29369947facce3e4c838b033c44cf10aa6dead291364d6c1b82c3edacd144a

SHA512
dd07ca0f822730a0df8ed9a7514403b68e3de4ed2b3f0a85ebb26ea4ccebadd1c89c5d2e9b2d96e21ab42873a349ef372be1153c89822e7449c6cb69b86e1b64

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsyFCC.tmp\Juxvokx.exe

Filesize
11.4MB

MD5
8fbd62e866b5da78b1792d5392c96f74

SHA1
cb097aefcf4efbadd6da6773c6ed875537b9ef56

SHA256
7f29369947facce3e4c838b033c44cf10aa6dead291364d6c1b82c3edacd144a

SHA512
dd07ca0f822730a0df8ed9a7514403b68e3de4ed2b3f0a85ebb26ea4ccebadd1c89c5d2e9b2d96e21ab42873a349ef372be1153c89822e7449c6cb69b86e1b64

Download Submit
\Users\Admin\AppData\Local\Temp\nsd5035.tmp\InstallerUtils.dll

Filesize
836KB

MD5
1437acabd6362e1371c8644870b8dca9

SHA1
65bdfc559afcfd3ad48cdaaed31aae796ba0577c

SHA256
a905dee6d34ee7604e8abce0203dd71fd3b906eae4052c82f995640e9b7a65ea

SHA512
a541c6b9c9cb6042948399a9f2774bf68b3ec2af1b8d37b59681ad3e55c0cf1db51b6694124a14028b56c0f40f875346244836fc6e5310afe3f7c4a08697de9a

Download Submit
\Users\Admin\AppData\Local\Temp\nsd5035.tmp\InstallerUtils.dll

Filesize
836KB

MD5
1437acabd6362e1371c8644870b8dca9

SHA1
65bdfc559afcfd3ad48cdaaed31aae796ba0577c

SHA256
a905dee6d34ee7604e8abce0203dd71fd3b906eae4052c82f995640e9b7a65ea

SHA512
a541c6b9c9cb6042948399a9f2774bf68b3ec2af1b8d37b59681ad3e55c0cf1db51b6694124a14028b56c0f40f875346244836fc6e5310afe3f7c4a08697de9a

Download Submit
\Users\Admin\AppData\Local\Temp\nsd5035.tmp\InstallerUtils.dll

Filesize
836KB

MD5
1437acabd6362e1371c8644870b8dca9

SHA1
65bdfc559afcfd3ad48cdaaed31aae796ba0577c

SHA256
a905dee6d34ee7604e8abce0203dd71fd3b906eae4052c82f995640e9b7a65ea

SHA512
a541c6b9c9cb6042948399a9f2774bf68b3ec2af1b8d37b59681ad3e55c0cf1db51b6694124a14028b56c0f40f875346244836fc6e5310afe3f7c4a08697de9a

Download Submit
\Users\Admin\AppData\Local\Temp\nsd5035.tmp\InstallerUtils.dll

Filesize
836KB

MD5
1437acabd6362e1371c8644870b8dca9

SHA1
65bdfc559afcfd3ad48cdaaed31aae796ba0577c

SHA256
a905dee6d34ee7604e8abce0203dd71fd3b906eae4052c82f995640e9b7a65ea

SHA512
a541c6b9c9cb6042948399a9f2774bf68b3ec2af1b8d37b59681ad3e55c0cf1db51b6694124a14028b56c0f40f875346244836fc6e5310afe3f7c4a08697de9a

Download Submit
\Users\Admin\AppData\Local\Temp\nsd5035.tmp\InstallerUtils.dll

Filesize
836KB

MD5
1437acabd6362e1371c8644870b8dca9

SHA1
65bdfc559afcfd3ad48cdaaed31aae796ba0577c

SHA256
a905dee6d34ee7604e8abce0203dd71fd3b906eae4052c82f995640e9b7a65ea

SHA512
a541c6b9c9cb6042948399a9f2774bf68b3ec2af1b8d37b59681ad3e55c0cf1db51b6694124a14028b56c0f40f875346244836fc6e5310afe3f7c4a08697de9a

Download Submit
\Users\Admin\AppData\Local\Temp\nsd5035.tmp\InstallerUtils.dll

Filesize
836KB

MD5
1437acabd6362e1371c8644870b8dca9

SHA1
65bdfc559afcfd3ad48cdaaed31aae796ba0577c

SHA256
a905dee6d34ee7604e8abce0203dd71fd3b906eae4052c82f995640e9b7a65ea

SHA512
a541c6b9c9cb6042948399a9f2774bf68b3ec2af1b8d37b59681ad3e55c0cf1db51b6694124a14028b56c0f40f875346244836fc6e5310afe3f7c4a08697de9a

Download Submit
\Users\Admin\AppData\Local\Temp\nsd5035.tmp\InstallerUtils2.dll

Filesize
109KB

MD5
ffb5b1654cb64ac1d5a0d5ca886145f0

SHA1
b2c81b14344e3801143ab06b07e0387319e83e37

SHA256
f120b25509d3f3c0b442ceee6b593b29206d909e97424a2faa66d91a24d22957

SHA512
6b658a51d470ac54553e878bb788a41149a8c8aa9f70af1fa266bbf1d54400f20c3a511785c87fa564b51552077d2073a2ce4c468c3b167dcd0a157bdc0e88a9

Download Submit
\Users\Admin\AppData\Local\Temp\nsd5035.tmp\StdUtils.dll

Filesize
14KB

MD5
21010df9bc37daffcc0b5ae190381d85

SHA1
a8ba022aafc1233894db29e40e569dfc8b280eb9

SHA256
0ebd62de633fa108cf18139be6778fa560680f9f8a755e41c6ab544ab8db5c16

SHA512
95d3dbba6eac144260d5fcc7fcd5fb3afcb59ae62bd2eafc5a1d2190e9b44f8e125290d62fef82ad8799d0072997c57b2fa8a643aba554d0a82bbd3f8eb1403e

Download Submit
\Users\Admin\AppData\Local\Temp\nsd5035.tmp\System.dll

Filesize
11KB

MD5
00a0194c20ee912257df53bfe258ee4a

SHA1
d7b4e319bc5119024690dc8230b9cc919b1b86b2

SHA256
dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3

SHA512
3b38a2c17996c3b77ebf7b858a6c37415615e756792132878d8eddbd13cb06710b7da0e8b58104768f8e475fc93e8b44b3b1ab6f70ddf52edee111aaf5ef5667

Download Submit
\Users\Admin\AppData\Local\Temp\nsd5035.tmp\UserInfo.dll

Filesize
4KB

MD5
7579ade7ae1747a31960a228ce02e666

SHA1
8ec8571a296737e819dcf86353a43fcf8ec63351

SHA256
564c80dec62d76c53497c40094db360ff8a36e0dc1bda8383d0f9583138997f5

SHA512
a88bc56e938374c333b0e33cb72951635b5d5a98b9cb2d6785073cbcad23bf4c0f9f69d3b7e87b46c76eb03ced9bb786844ce87656a9e3df4ca24acf43d7a05b

Download Submit
\Users\Admin\AppData\Local\Temp\nsd5035.tmp\md5dll.dll

Filesize
6KB

MD5
0745ff646f5af1f1cdd784c06f40fce9

SHA1
bf7eba06020d7154ce4e35f696bec6e6c966287f

SHA256
fbed2f1160469f42ce97c33ad558201b2b43e3020257f9b2259e3ce295317a70

SHA512
8d31627c719e788b5d0f5f34d4cb175989eaa35aa3335c98f2ba7902c8ae01b23de3ccb9c6eb95945f0b08ef74d456f9f22ca7539df303e1df3f6a7e67b358da

Download Submit
\Users\Admin\AppData\Local\Temp\nsd5035.tmp\md5dll.dll

Filesize
6KB

MD5
0745ff646f5af1f1cdd784c06f40fce9

SHA1
bf7eba06020d7154ce4e35f696bec6e6c966287f

SHA256
fbed2f1160469f42ce97c33ad558201b2b43e3020257f9b2259e3ce295317a70

SHA512
8d31627c719e788b5d0f5f34d4cb175989eaa35aa3335c98f2ba7902c8ae01b23de3ccb9c6eb95945f0b08ef74d456f9f22ca7539df303e1df3f6a7e67b358da

Download Submit
\Users\Admin\AppData\Local\Temp\nsd5035.tmp\nsisos.dll

Filesize
5KB

MD5
69806691d649ef1c8703fd9e29231d44

SHA1
e2193fcf5b4863605eec2a5eb17bf84c7ac00166

SHA256
ba79ab7f63f02ed5d5d46b82b11d97dac5b7ef7e9b9a4df926b43ceac18483b6

SHA512
5e5e0319e701d15134a01cb6472c624e271e99891058aef4dfe779c29c73899771a5b6f8b1cd61b543a3b3defeaecaa080c9cc4e76e84038ca08e12084f128eb

Download Submit
\Users\Admin\AppData\Local\Temp\nsyFCC.tmp\Juxvokx.exe

Filesize
11.4MB

MD5
8fbd62e866b5da78b1792d5392c96f74

SHA1
cb097aefcf4efbadd6da6773c6ed875537b9ef56

SHA256
7f29369947facce3e4c838b033c44cf10aa6dead291364d6c1b82c3edacd144a

SHA512
dd07ca0f822730a0df8ed9a7514403b68e3de4ed2b3f0a85ebb26ea4ccebadd1c89c5d2e9b2d96e21ab42873a349ef372be1153c89822e7449c6cb69b86e1b64

Download Submit
\Users\Admin\AppData\Local\Temp\nsyFCC.tmp\Juxvokx.exe

Filesize
11.4MB

MD5
8fbd62e866b5da78b1792d5392c96f74

SHA1
cb097aefcf4efbadd6da6773c6ed875537b9ef56

SHA256
7f29369947facce3e4c838b033c44cf10aa6dead291364d6c1b82c3edacd144a

SHA512
dd07ca0f822730a0df8ed9a7514403b68e3de4ed2b3f0a85ebb26ea4ccebadd1c89c5d2e9b2d96e21ab42873a349ef372be1153c89822e7449c6cb69b86e1b64

Download Submit
\Users\Admin\AppData\Local\Temp\nsyFCC.tmp\Juxvokx.exe

Filesize
11.4MB

MD5
8fbd62e866b5da78b1792d5392c96f74

SHA1
cb097aefcf4efbadd6da6773c6ed875537b9ef56

SHA256
7f29369947facce3e4c838b033c44cf10aa6dead291364d6c1b82c3edacd144a

SHA512
dd07ca0f822730a0df8ed9a7514403b68e3de4ed2b3f0a85ebb26ea4ccebadd1c89c5d2e9b2d96e21ab42873a349ef372be1153c89822e7449c6cb69b86e1b64

Download Submit
\Users\Admin\AppData\Local\Temp\nsyFCC.tmp\Juxvokx.exe

Filesize
11.4MB

MD5
8fbd62e866b5da78b1792d5392c96f74

SHA1
cb097aefcf4efbadd6da6773c6ed875537b9ef56

SHA256
7f29369947facce3e4c838b033c44cf10aa6dead291364d6c1b82c3edacd144a

SHA512
dd07ca0f822730a0df8ed9a7514403b68e3de4ed2b3f0a85ebb26ea4ccebadd1c89c5d2e9b2d96e21ab42873a349ef372be1153c89822e7449c6cb69b86e1b64

Download Submit
\Users\Admin\AppData\Local\Temp\nsyFCC.tmp\Juxvokx.exe

Filesize
11.4MB

MD5
8fbd62e866b5da78b1792d5392c96f74

SHA1
cb097aefcf4efbadd6da6773c6ed875537b9ef56

SHA256
7f29369947facce3e4c838b033c44cf10aa6dead291364d6c1b82c3edacd144a

SHA512
dd07ca0f822730a0df8ed9a7514403b68e3de4ed2b3f0a85ebb26ea4ccebadd1c89c5d2e9b2d96e21ab42873a349ef372be1153c89822e7449c6cb69b86e1b64

Download Submit
\Users\Admin\AppData\Local\Temp\nsyFCC.tmp\Juxvokx.exe

Filesize
11.4MB

MD5
8fbd62e866b5da78b1792d5392c96f74

SHA1
cb097aefcf4efbadd6da6773c6ed875537b9ef56

SHA256
7f29369947facce3e4c838b033c44cf10aa6dead291364d6c1b82c3edacd144a

SHA512
dd07ca0f822730a0df8ed9a7514403b68e3de4ed2b3f0a85ebb26ea4ccebadd1c89c5d2e9b2d96e21ab42873a349ef372be1153c89822e7449c6cb69b86e1b64

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

Filesize
14KB

MD5
21010df9bc37daffcc0b5ae190381d85

SHA1
a8ba022aafc1233894db29e40e569dfc8b280eb9

SHA256
0ebd62de633fa108cf18139be6778fa560680f9f8a755e41c6ab544ab8db5c16

SHA512
95d3dbba6eac144260d5fcc7fcd5fb3afcb59ae62bd2eafc5a1d2190e9b44f8e125290d62fef82ad8799d0072997c57b2fa8a643aba554d0a82bbd3f8eb1403e

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

Filesize
11KB

MD5
00a0194c20ee912257df53bfe258ee4a

SHA1
d7b4e319bc5119024690dc8230b9cc919b1b86b2

SHA256
dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3

SHA512
3b38a2c17996c3b77ebf7b858a6c37415615e756792132878d8eddbd13cb06710b7da0e8b58104768f8e475fc93e8b44b3b1ab6f70ddf52edee111aaf5ef5667

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

Filesize
57KB

MD5
0d062bb5774d60aba4465f79c4eeff4a

SHA1
ed95cba42c75050eb39af2c6a6274ac20fcf07dd

SHA256
3f1e69461eb44a17cd81c51c44868f9621bc06143caff500c1319c09b6dcc1cf

SHA512
7bc8005451745a43a68046f3eb87260a63b4cd39b2049d3550780e5a5f54ecd2d0bffa7457a52147c9f3612eb67fa14392326b2794276d81ac63bd0304cbd197

Download Submit
memory/868-75-0x0000000000000000-mapping.dmp

Download
memory/1744-54-0x0000000074DA1000-0x0000000074DA3000-memory.dmp

Filesize
8KB

Download
memory/1844-59-0x0000000000000000-mapping.dmp

Download
memory/1844-81-0x00000000003E0000-0x00000000003E9000-memory.dmp

Filesize
36KB

Download
memory/1844-82-0x00000000003E0000-0x00000000003E9000-memory.dmp

Filesize
36KB

Download
memory/1844-85-0x00000000003E0000-0x00000000003E9000-memory.dmp

Filesize
36KB

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memory/1844-84-0x00000000003E0000-0x00000000003E9000-memory.dmp

Filesize
36KB

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