3b985eecdb7cd1bed342f7928bf128bbd20cfe7223db25a0c0389868682114af

Analysis

max time kernel
105s
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 09:36

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General

Target

3b985eecdb7cd1bed342f7928bf128bbd20cfe7223db25a0c0389868682114af.exe
Size

11.0MB
MD5

1afa5e34d26468411b317d6e3d8f744b
SHA1

f4cda91d51e2c27f80edc4deea5d4da204db08b9
SHA256

3b985eecdb7cd1bed342f7928bf128bbd20cfe7223db25a0c0389868682114af
SHA512

fd78c11c3ca4558d5711684d36c147cf3c9678439ac6dfc28a22166a41ad2861c6dd94d5ff9fae4a2a89fd0a40b3e8edf5cd4d2c7d86264b69407b29ba2a8390
SSDEEP

196608:b0m35fBRudtCnp15t+E+c1rv3TnXI32lJltdNho6tA3eMF9vQa:pDlt+ijzI3QJl3NhO3VDoa

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\nszA0C5.tmp\md5dll.dll	acprotect
\Users\Admin\AppData\Local\Temp\nszA0C5.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:

Nugpnflnq.exe

pid process

884 Nugpnflnq.exe

pid	process
884	Nugpnflnq.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\nszA0C5.tmp\md5dll.dll	upx
\Users\Admin\AppData\Local\Temp\nszA0C5.tmp\md5dll.dll	upx

Loads dropped DLL 22 IoCs

Processes:

3b985eecdb7cd1bed342f7928bf128bbd20cfe7223db25a0c0389868682114af.exeNugpnflnq.exeWerFault.exe

pid	process
1044	3b985eecdb7cd1bed342f7928bf128bbd20cfe7223db25a0c0389868682114af.exe
1044	3b985eecdb7cd1bed342f7928bf128bbd20cfe7223db25a0c0389868682114af.exe
1044	3b985eecdb7cd1bed342f7928bf128bbd20cfe7223db25a0c0389868682114af.exe
1044	3b985eecdb7cd1bed342f7928bf128bbd20cfe7223db25a0c0389868682114af.exe
884	Nugpnflnq.exe
884	Nugpnflnq.exe
884	Nugpnflnq.exe
884	Nugpnflnq.exe
884	Nugpnflnq.exe
884	Nugpnflnq.exe
884	Nugpnflnq.exe
884	Nugpnflnq.exe
884	Nugpnflnq.exe
884	Nugpnflnq.exe
884	Nugpnflnq.exe
884	Nugpnflnq.exe
1376	WerFault.exe
1376	WerFault.exe
1376	WerFault.exe
1376	WerFault.exe
1376	WerFault.exe
1376	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

1376 884 WerFault.exe Nugpnflnq.exe

pid	pid_target	process	target process
1376	884	WerFault.exe	Nugpnflnq.exe

NSIS installer 8 IoCs

installer

Processes:

resource	yara_rule
\Users\Admin\AppData\Local\Temp\nseC7A6.tmp\Nugpnflnq.exe	nsis_installer_2
C:\Users\Admin\AppData\Local\Temp\nseC7A6.tmp\Nugpnflnq.exe	nsis_installer_2
C:\Users\Admin\AppData\Local\Temp\nseC7A6.tmp\Nugpnflnq.exe	nsis_installer_2
\Users\Admin\AppData\Local\Temp\nseC7A6.tmp\Nugpnflnq.exe	nsis_installer_2
\Users\Admin\AppData\Local\Temp\nseC7A6.tmp\Nugpnflnq.exe	nsis_installer_2
\Users\Admin\AppData\Local\Temp\nseC7A6.tmp\Nugpnflnq.exe	nsis_installer_2
\Users\Admin\AppData\Local\Temp\nseC7A6.tmp\Nugpnflnq.exe	nsis_installer_2
\Users\Admin\AppData\Local\Temp\nseC7A6.tmp\Nugpnflnq.exe	nsis_installer_2

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Nugpnflnq.exe

pid process

884 Nugpnflnq.exe
884 Nugpnflnq.exe

pid	process
884	Nugpnflnq.exe
884	Nugpnflnq.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

3b985eecdb7cd1bed342f7928bf128bbd20cfe7223db25a0c0389868682114af.exeNugpnflnq.exe

description	pid	process	target process
PID 1044 wrote to memory of 884	1044	3b985eecdb7cd1bed342f7928bf128bbd20cfe7223db25a0c0389868682114af.exe	Nugpnflnq.exe
PID 1044 wrote to memory of 884	1044	3b985eecdb7cd1bed342f7928bf128bbd20cfe7223db25a0c0389868682114af.exe	Nugpnflnq.exe
PID 1044 wrote to memory of 884	1044	3b985eecdb7cd1bed342f7928bf128bbd20cfe7223db25a0c0389868682114af.exe	Nugpnflnq.exe
PID 1044 wrote to memory of 884	1044	3b985eecdb7cd1bed342f7928bf128bbd20cfe7223db25a0c0389868682114af.exe	Nugpnflnq.exe
PID 884 wrote to memory of 1376	884	Nugpnflnq.exe	WerFault.exe
PID 884 wrote to memory of 1376	884	Nugpnflnq.exe	WerFault.exe
PID 884 wrote to memory of 1376	884	Nugpnflnq.exe	WerFault.exe
PID 884 wrote to memory of 1376	884	Nugpnflnq.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\3b985eecdb7cd1bed342f7928bf128bbd20cfe7223db25a0c0389868682114af.exe
"C:\Users\Admin\AppData\Local\Temp\3b985eecdb7cd1bed342f7928bf128bbd20cfe7223db25a0c0389868682114af.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1044

C:\Users\Admin\AppData\Local\Temp\nseC7A6.tmp\Nugpnflnq.exe
"C:\Users\Admin\AppData\Local\Temp\nseC7A6.tmp\Nugpnflnq.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:884

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 884 -s 568
3⤵
- Loads dropped DLL
- Program crash
PID:1376

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\nseC7A6.tmp\Nugpnflnq.exe

Filesize
10.9MB

MD5
1a0a165cc5c6e62cda54455bccb76b96

SHA1
f317c8895333cdb0e43814f6d7f021b19b795239

SHA256
b8e26d9477991d097af1dcc98cedd175ae625e351940640016dbf240b0fba272

SHA512
50a0090b1006ba673526e70efff07a0e4d0bd15fa7ea1b469ed722bd333b4db373fa28be8c2644effb7527fe575fbcf983edcfe2f7e771489775180f03a24331

Download Submit
C:\Users\Admin\AppData\Local\Temp\nseC7A6.tmp\Nugpnflnq.exe

Filesize
10.9MB

MD5
1a0a165cc5c6e62cda54455bccb76b96

SHA1
f317c8895333cdb0e43814f6d7f021b19b795239

SHA256
b8e26d9477991d097af1dcc98cedd175ae625e351940640016dbf240b0fba272

SHA512
50a0090b1006ba673526e70efff07a0e4d0bd15fa7ea1b469ed722bd333b4db373fa28be8c2644effb7527fe575fbcf983edcfe2f7e771489775180f03a24331

Download Submit
\Users\Admin\AppData\Local\Temp\nseC7A6.tmp\Nugpnflnq.exe

Filesize
10.9MB

MD5
1a0a165cc5c6e62cda54455bccb76b96

SHA1
f317c8895333cdb0e43814f6d7f021b19b795239

SHA256
b8e26d9477991d097af1dcc98cedd175ae625e351940640016dbf240b0fba272

SHA512
50a0090b1006ba673526e70efff07a0e4d0bd15fa7ea1b469ed722bd333b4db373fa28be8c2644effb7527fe575fbcf983edcfe2f7e771489775180f03a24331

Download Submit
\Users\Admin\AppData\Local\Temp\nseC7A6.tmp\Nugpnflnq.exe

Filesize
10.9MB

MD5
1a0a165cc5c6e62cda54455bccb76b96

SHA1
f317c8895333cdb0e43814f6d7f021b19b795239

SHA256
b8e26d9477991d097af1dcc98cedd175ae625e351940640016dbf240b0fba272

SHA512
50a0090b1006ba673526e70efff07a0e4d0bd15fa7ea1b469ed722bd333b4db373fa28be8c2644effb7527fe575fbcf983edcfe2f7e771489775180f03a24331

Download Submit
\Users\Admin\AppData\Local\Temp\nseC7A6.tmp\Nugpnflnq.exe

Filesize
10.9MB

MD5
1a0a165cc5c6e62cda54455bccb76b96

SHA1
f317c8895333cdb0e43814f6d7f021b19b795239

SHA256
b8e26d9477991d097af1dcc98cedd175ae625e351940640016dbf240b0fba272

SHA512
50a0090b1006ba673526e70efff07a0e4d0bd15fa7ea1b469ed722bd333b4db373fa28be8c2644effb7527fe575fbcf983edcfe2f7e771489775180f03a24331

Download Submit
\Users\Admin\AppData\Local\Temp\nseC7A6.tmp\Nugpnflnq.exe

Filesize
10.9MB

MD5
1a0a165cc5c6e62cda54455bccb76b96

SHA1
f317c8895333cdb0e43814f6d7f021b19b795239

SHA256
b8e26d9477991d097af1dcc98cedd175ae625e351940640016dbf240b0fba272

SHA512
50a0090b1006ba673526e70efff07a0e4d0bd15fa7ea1b469ed722bd333b4db373fa28be8c2644effb7527fe575fbcf983edcfe2f7e771489775180f03a24331

Download Submit
\Users\Admin\AppData\Local\Temp\nseC7A6.tmp\Nugpnflnq.exe

Filesize
10.9MB

MD5
1a0a165cc5c6e62cda54455bccb76b96

SHA1
f317c8895333cdb0e43814f6d7f021b19b795239

SHA256
b8e26d9477991d097af1dcc98cedd175ae625e351940640016dbf240b0fba272

SHA512
50a0090b1006ba673526e70efff07a0e4d0bd15fa7ea1b469ed722bd333b4db373fa28be8c2644effb7527fe575fbcf983edcfe2f7e771489775180f03a24331

Download Submit
\Users\Admin\AppData\Local\Temp\nseC7A6.tmp\Nugpnflnq.exe

Filesize
10.9MB

MD5
1a0a165cc5c6e62cda54455bccb76b96

SHA1
f317c8895333cdb0e43814f6d7f021b19b795239

SHA256
b8e26d9477991d097af1dcc98cedd175ae625e351940640016dbf240b0fba272

SHA512
50a0090b1006ba673526e70efff07a0e4d0bd15fa7ea1b469ed722bd333b4db373fa28be8c2644effb7527fe575fbcf983edcfe2f7e771489775180f03a24331

Download Submit
\Users\Admin\AppData\Local\Temp\nseC7A6.tmp\StdUtils.dll

Filesize
14KB

MD5
21010df9bc37daffcc0b5ae190381d85

SHA1
a8ba022aafc1233894db29e40e569dfc8b280eb9

SHA256
0ebd62de633fa108cf18139be6778fa560680f9f8a755e41c6ab544ab8db5c16

SHA512
95d3dbba6eac144260d5fcc7fcd5fb3afcb59ae62bd2eafc5a1d2190e9b44f8e125290d62fef82ad8799d0072997c57b2fa8a643aba554d0a82bbd3f8eb1403e

Download Submit
\Users\Admin\AppData\Local\Temp\nseC7A6.tmp\System.dll

Filesize
11KB

MD5
00a0194c20ee912257df53bfe258ee4a

SHA1
d7b4e319bc5119024690dc8230b9cc919b1b86b2

SHA256
dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3

SHA512
3b38a2c17996c3b77ebf7b858a6c37415615e756792132878d8eddbd13cb06710b7da0e8b58104768f8e475fc93e8b44b3b1ab6f70ddf52edee111aaf5ef5667

Download Submit
\Users\Admin\AppData\Local\Temp\nseC7A6.tmp\WrapperUtils.dll

Filesize
57KB

MD5
0d062bb5774d60aba4465f79c4eeff4a

SHA1
ed95cba42c75050eb39af2c6a6274ac20fcf07dd

SHA256
3f1e69461eb44a17cd81c51c44868f9621bc06143caff500c1319c09b6dcc1cf

SHA512
7bc8005451745a43a68046f3eb87260a63b4cd39b2049d3550780e5a5f54ecd2d0bffa7457a52147c9f3612eb67fa14392326b2794276d81ac63bd0304cbd197

Download Submit
\Users\Admin\AppData\Local\Temp\nszA0C5.tmp\InstallerUtils.dll

Filesize
836KB

MD5
1437acabd6362e1371c8644870b8dca9

SHA1
65bdfc559afcfd3ad48cdaaed31aae796ba0577c

SHA256
a905dee6d34ee7604e8abce0203dd71fd3b906eae4052c82f995640e9b7a65ea

SHA512
a541c6b9c9cb6042948399a9f2774bf68b3ec2af1b8d37b59681ad3e55c0cf1db51b6694124a14028b56c0f40f875346244836fc6e5310afe3f7c4a08697de9a

Download Submit
\Users\Admin\AppData\Local\Temp\nszA0C5.tmp\InstallerUtils.dll

Filesize
836KB

MD5
1437acabd6362e1371c8644870b8dca9

SHA1
65bdfc559afcfd3ad48cdaaed31aae796ba0577c

SHA256
a905dee6d34ee7604e8abce0203dd71fd3b906eae4052c82f995640e9b7a65ea

SHA512
a541c6b9c9cb6042948399a9f2774bf68b3ec2af1b8d37b59681ad3e55c0cf1db51b6694124a14028b56c0f40f875346244836fc6e5310afe3f7c4a08697de9a

Download Submit
\Users\Admin\AppData\Local\Temp\nszA0C5.tmp\InstallerUtils.dll

Filesize
836KB

MD5
1437acabd6362e1371c8644870b8dca9

SHA1
65bdfc559afcfd3ad48cdaaed31aae796ba0577c

SHA256
a905dee6d34ee7604e8abce0203dd71fd3b906eae4052c82f995640e9b7a65ea

SHA512
a541c6b9c9cb6042948399a9f2774bf68b3ec2af1b8d37b59681ad3e55c0cf1db51b6694124a14028b56c0f40f875346244836fc6e5310afe3f7c4a08697de9a

Download Submit
\Users\Admin\AppData\Local\Temp\nszA0C5.tmp\InstallerUtils.dll

Filesize
836KB

MD5
1437acabd6362e1371c8644870b8dca9

SHA1
65bdfc559afcfd3ad48cdaaed31aae796ba0577c

SHA256
a905dee6d34ee7604e8abce0203dd71fd3b906eae4052c82f995640e9b7a65ea

SHA512
a541c6b9c9cb6042948399a9f2774bf68b3ec2af1b8d37b59681ad3e55c0cf1db51b6694124a14028b56c0f40f875346244836fc6e5310afe3f7c4a08697de9a

Download Submit
\Users\Admin\AppData\Local\Temp\nszA0C5.tmp\InstallerUtils.dll

Filesize
836KB

MD5
1437acabd6362e1371c8644870b8dca9

SHA1
65bdfc559afcfd3ad48cdaaed31aae796ba0577c

SHA256
a905dee6d34ee7604e8abce0203dd71fd3b906eae4052c82f995640e9b7a65ea

SHA512
a541c6b9c9cb6042948399a9f2774bf68b3ec2af1b8d37b59681ad3e55c0cf1db51b6694124a14028b56c0f40f875346244836fc6e5310afe3f7c4a08697de9a

Download Submit
\Users\Admin\AppData\Local\Temp\nszA0C5.tmp\InstallerUtils.dll

Filesize
836KB

MD5
1437acabd6362e1371c8644870b8dca9

SHA1
65bdfc559afcfd3ad48cdaaed31aae796ba0577c

SHA256
a905dee6d34ee7604e8abce0203dd71fd3b906eae4052c82f995640e9b7a65ea

SHA512
a541c6b9c9cb6042948399a9f2774bf68b3ec2af1b8d37b59681ad3e55c0cf1db51b6694124a14028b56c0f40f875346244836fc6e5310afe3f7c4a08697de9a

Download Submit
\Users\Admin\AppData\Local\Temp\nszA0C5.tmp\InstallerUtils2.dll

Filesize
109KB

MD5
ffb5b1654cb64ac1d5a0d5ca886145f0

SHA1
b2c81b14344e3801143ab06b07e0387319e83e37

SHA256
f120b25509d3f3c0b442ceee6b593b29206d909e97424a2faa66d91a24d22957

SHA512
6b658a51d470ac54553e878bb788a41149a8c8aa9f70af1fa266bbf1d54400f20c3a511785c87fa564b51552077d2073a2ce4c468c3b167dcd0a157bdc0e88a9

Download Submit
\Users\Admin\AppData\Local\Temp\nszA0C5.tmp\StdUtils.dll

Filesize
14KB

MD5
21010df9bc37daffcc0b5ae190381d85

SHA1
a8ba022aafc1233894db29e40e569dfc8b280eb9

SHA256
0ebd62de633fa108cf18139be6778fa560680f9f8a755e41c6ab544ab8db5c16

SHA512
95d3dbba6eac144260d5fcc7fcd5fb3afcb59ae62bd2eafc5a1d2190e9b44f8e125290d62fef82ad8799d0072997c57b2fa8a643aba554d0a82bbd3f8eb1403e

Download Submit
\Users\Admin\AppData\Local\Temp\nszA0C5.tmp\System.dll

Filesize
11KB

MD5
00a0194c20ee912257df53bfe258ee4a

SHA1
d7b4e319bc5119024690dc8230b9cc919b1b86b2

SHA256
dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3

SHA512
3b38a2c17996c3b77ebf7b858a6c37415615e756792132878d8eddbd13cb06710b7da0e8b58104768f8e475fc93e8b44b3b1ab6f70ddf52edee111aaf5ef5667

Download Submit
\Users\Admin\AppData\Local\Temp\nszA0C5.tmp\UserInfo.dll

Filesize
4KB

MD5
7579ade7ae1747a31960a228ce02e666

SHA1
8ec8571a296737e819dcf86353a43fcf8ec63351

SHA256
564c80dec62d76c53497c40094db360ff8a36e0dc1bda8383d0f9583138997f5

SHA512
a88bc56e938374c333b0e33cb72951635b5d5a98b9cb2d6785073cbcad23bf4c0f9f69d3b7e87b46c76eb03ced9bb786844ce87656a9e3df4ca24acf43d7a05b

Download Submit
\Users\Admin\AppData\Local\Temp\nszA0C5.tmp\md5dll.dll

Filesize
6KB

MD5
0745ff646f5af1f1cdd784c06f40fce9

SHA1
bf7eba06020d7154ce4e35f696bec6e6c966287f

SHA256
fbed2f1160469f42ce97c33ad558201b2b43e3020257f9b2259e3ce295317a70

SHA512
8d31627c719e788b5d0f5f34d4cb175989eaa35aa3335c98f2ba7902c8ae01b23de3ccb9c6eb95945f0b08ef74d456f9f22ca7539df303e1df3f6a7e67b358da

Download Submit
\Users\Admin\AppData\Local\Temp\nszA0C5.tmp\md5dll.dll

Filesize
6KB

MD5
0745ff646f5af1f1cdd784c06f40fce9

SHA1
bf7eba06020d7154ce4e35f696bec6e6c966287f

SHA256
fbed2f1160469f42ce97c33ad558201b2b43e3020257f9b2259e3ce295317a70

SHA512
8d31627c719e788b5d0f5f34d4cb175989eaa35aa3335c98f2ba7902c8ae01b23de3ccb9c6eb95945f0b08ef74d456f9f22ca7539df303e1df3f6a7e67b358da

Download Submit
\Users\Admin\AppData\Local\Temp\nszA0C5.tmp\nsisos.dll

Filesize
5KB

MD5
69806691d649ef1c8703fd9e29231d44

SHA1
e2193fcf5b4863605eec2a5eb17bf84c7ac00166

SHA256
ba79ab7f63f02ed5d5d46b82b11d97dac5b7ef7e9b9a4df926b43ceac18483b6

SHA512
5e5e0319e701d15134a01cb6472c624e271e99891058aef4dfe779c29c73899771a5b6f8b1cd61b543a3b3defeaecaa080c9cc4e76e84038ca08e12084f128eb

Download Submit
memory/884-74-0x00000000003F0000-0x00000000003F9000-memory.dmp

Filesize
36KB

Download
memory/884-78-0x00000000003F0000-0x00000000003F9000-memory.dmp

Filesize
36KB

Download
memory/884-77-0x00000000003F0000-0x00000000003F9000-memory.dmp

Filesize
36KB

Download
memory/884-73-0x00000000003F0000-0x00000000003F9000-memory.dmp

Filesize
36KB

Download
memory/884-59-0x0000000000000000-mapping.dmp

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memory/1044-54-0x0000000075B11000-0x0000000075B13000-memory.dmp

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memory/1376-79-0x0000000000000000-mapping.dmp

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