4eadc2ad3c7273e14e0b8e59374a8549d01d5bbdbbc9419d781b9958c565dd21

Analysis

max time kernel
112s
max time network
48s
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

4eadc2ad3c7273e14e0b8e59374a8549d01d5bbdbbc9419d781b9958c565dd21.exe
Size

11.5MB
MD5

07334283d207bb63aba13b493f5808bf
SHA1

44d6c4427b962110d4e0bc83a53c98cf0c9a55c3
SHA256

4eadc2ad3c7273e14e0b8e59374a8549d01d5bbdbbc9419d781b9958c565dd21
SHA512

248f99ab02e145903077631582c1ad27035a0e55ca83e491589a1038238cf33552a79542e63fe3a0c30497fbe04bf35d1aaf58218571100e32b72aba76d9aa0e
SSDEEP

196608:AQfi2EhE0oYwoeoljF5Rz1uJcGD4YGLbKavOcWJlcAqMzzEEllYY6M1P1K:AQEmYleUjF5Rz1u+GD4bycOceWAqMzz2

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\nsj432B.tmp\md5dll.dll	acprotect
\Users\Admin\AppData\Local\Temp\nsj432B.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:

Wxbrqrjgeba.exe

pid process

1280 Wxbrqrjgeba.exe

pid	process
1280	Wxbrqrjgeba.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\nsj432B.tmp\md5dll.dll	upx
\Users\Admin\AppData\Local\Temp\nsj432B.tmp\md5dll.dll	upx

Loads dropped DLL 22 IoCs

Processes:

4eadc2ad3c7273e14e0b8e59374a8549d01d5bbdbbc9419d781b9958c565dd21.exeWxbrqrjgeba.exeWerFault.exe

pid	process
896	4eadc2ad3c7273e14e0b8e59374a8549d01d5bbdbbc9419d781b9958c565dd21.exe
896	4eadc2ad3c7273e14e0b8e59374a8549d01d5bbdbbc9419d781b9958c565dd21.exe
896	4eadc2ad3c7273e14e0b8e59374a8549d01d5bbdbbc9419d781b9958c565dd21.exe
896	4eadc2ad3c7273e14e0b8e59374a8549d01d5bbdbbc9419d781b9958c565dd21.exe
1280	Wxbrqrjgeba.exe
1280	Wxbrqrjgeba.exe
1280	Wxbrqrjgeba.exe
1280	Wxbrqrjgeba.exe
1280	Wxbrqrjgeba.exe
1280	Wxbrqrjgeba.exe
1280	Wxbrqrjgeba.exe
1280	Wxbrqrjgeba.exe
1280	Wxbrqrjgeba.exe
1280	Wxbrqrjgeba.exe
1280	Wxbrqrjgeba.exe
1280	Wxbrqrjgeba.exe
676	WerFault.exe
676	WerFault.exe
676	WerFault.exe
676	WerFault.exe
676	WerFault.exe
676	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

676 1280 WerFault.exe Wxbrqrjgeba.exe

pid	pid_target	process	target process
676	1280	WerFault.exe	Wxbrqrjgeba.exe

NSIS installer 8 IoCs

installer

Processes:

resource	yara_rule
\Users\Admin\AppData\Local\Temp\nst717A.tmp\Wxbrqrjgeba.exe	nsis_installer_2
C:\Users\Admin\AppData\Local\Temp\nst717A.tmp\Wxbrqrjgeba.exe	nsis_installer_2
C:\Users\Admin\AppData\Local\Temp\nst717A.tmp\Wxbrqrjgeba.exe	nsis_installer_2
\Users\Admin\AppData\Local\Temp\nst717A.tmp\Wxbrqrjgeba.exe	nsis_installer_2
\Users\Admin\AppData\Local\Temp\nst717A.tmp\Wxbrqrjgeba.exe	nsis_installer_2
\Users\Admin\AppData\Local\Temp\nst717A.tmp\Wxbrqrjgeba.exe	nsis_installer_2
\Users\Admin\AppData\Local\Temp\nst717A.tmp\Wxbrqrjgeba.exe	nsis_installer_2
\Users\Admin\AppData\Local\Temp\nst717A.tmp\Wxbrqrjgeba.exe	nsis_installer_2

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Wxbrqrjgeba.exe

pid process

1280 Wxbrqrjgeba.exe
1280 Wxbrqrjgeba.exe

pid	process
1280	Wxbrqrjgeba.exe
1280	Wxbrqrjgeba.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

4eadc2ad3c7273e14e0b8e59374a8549d01d5bbdbbc9419d781b9958c565dd21.exeWxbrqrjgeba.exe

description	pid	process	target process
PID 896 wrote to memory of 1280	896	4eadc2ad3c7273e14e0b8e59374a8549d01d5bbdbbc9419d781b9958c565dd21.exe	Wxbrqrjgeba.exe
PID 896 wrote to memory of 1280	896	4eadc2ad3c7273e14e0b8e59374a8549d01d5bbdbbc9419d781b9958c565dd21.exe	Wxbrqrjgeba.exe
PID 896 wrote to memory of 1280	896	4eadc2ad3c7273e14e0b8e59374a8549d01d5bbdbbc9419d781b9958c565dd21.exe	Wxbrqrjgeba.exe
PID 896 wrote to memory of 1280	896	4eadc2ad3c7273e14e0b8e59374a8549d01d5bbdbbc9419d781b9958c565dd21.exe	Wxbrqrjgeba.exe
PID 1280 wrote to memory of 676	1280	Wxbrqrjgeba.exe	WerFault.exe
PID 1280 wrote to memory of 676	1280	Wxbrqrjgeba.exe	WerFault.exe
PID 1280 wrote to memory of 676	1280	Wxbrqrjgeba.exe	WerFault.exe
PID 1280 wrote to memory of 676	1280	Wxbrqrjgeba.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\4eadc2ad3c7273e14e0b8e59374a8549d01d5bbdbbc9419d781b9958c565dd21.exe
"C:\Users\Admin\AppData\Local\Temp\4eadc2ad3c7273e14e0b8e59374a8549d01d5bbdbbc9419d781b9958c565dd21.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:896

C:\Users\Admin\AppData\Local\Temp\nst717A.tmp\Wxbrqrjgeba.exe
"C:\Users\Admin\AppData\Local\Temp\nst717A.tmp\Wxbrqrjgeba.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1280

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1280 -s 576
3⤵
- Loads dropped DLL
- Program crash
PID:676

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\nst717A.tmp\Wxbrqrjgeba.exe
Filesize
11.4MB

MD5
86275f2c58edc2b978b938d77498101e

SHA1
afff6e4facf11b38ec18e230bcb564ad59be5b5c

SHA256
0cdb2bec4af34fe457347c73115237098009ddc4de24f75bd20f04d1a113b413

SHA512
1c95f5f88a1c00a85a9d3243d44baaa3371018fcde746b305ea87c910a024799d3c22956b1e9d9eef7046d9739667f62969a489315b12de0a0f7826c5eb0dcea

Download Submit
C:\Users\Admin\AppData\Local\Temp\nst717A.tmp\Wxbrqrjgeba.exe
Filesize
11.4MB

MD5
86275f2c58edc2b978b938d77498101e

SHA1
afff6e4facf11b38ec18e230bcb564ad59be5b5c

SHA256
0cdb2bec4af34fe457347c73115237098009ddc4de24f75bd20f04d1a113b413

SHA512
1c95f5f88a1c00a85a9d3243d44baaa3371018fcde746b305ea87c910a024799d3c22956b1e9d9eef7046d9739667f62969a489315b12de0a0f7826c5eb0dcea

Download Submit
\Users\Admin\AppData\Local\Temp\nsj432B.tmp\InstallerUtils.dll
Filesize
830KB

MD5
a7df390c6aec9f0b4f757d2be4a0a4e7

SHA1
e61b1180cf425f81611c0034338405177057a122

SHA256
15082d859a264366532d1bdad5a05b9c50a260c68f684760690e1ae85376f521

SHA512
9cef3b943cfcb24ea8047595160f29831bf2bdf80d8079ffd949933c4f06f0bda5638d287d7fa2e9af3216c23bd86cda93693e5581030c953c8cd1bca2d2846c

Download Submit
\Users\Admin\AppData\Local\Temp\nsj432B.tmp\InstallerUtils.dll
Filesize
830KB

MD5
a7df390c6aec9f0b4f757d2be4a0a4e7

SHA1
e61b1180cf425f81611c0034338405177057a122

SHA256
15082d859a264366532d1bdad5a05b9c50a260c68f684760690e1ae85376f521

SHA512
9cef3b943cfcb24ea8047595160f29831bf2bdf80d8079ffd949933c4f06f0bda5638d287d7fa2e9af3216c23bd86cda93693e5581030c953c8cd1bca2d2846c

Download Submit
\Users\Admin\AppData\Local\Temp\nsj432B.tmp\InstallerUtils.dll
Filesize
830KB

MD5
a7df390c6aec9f0b4f757d2be4a0a4e7

SHA1
e61b1180cf425f81611c0034338405177057a122

SHA256
15082d859a264366532d1bdad5a05b9c50a260c68f684760690e1ae85376f521

SHA512
9cef3b943cfcb24ea8047595160f29831bf2bdf80d8079ffd949933c4f06f0bda5638d287d7fa2e9af3216c23bd86cda93693e5581030c953c8cd1bca2d2846c

Download Submit
\Users\Admin\AppData\Local\Temp\nsj432B.tmp\InstallerUtils.dll
Filesize
830KB

MD5
a7df390c6aec9f0b4f757d2be4a0a4e7

SHA1
e61b1180cf425f81611c0034338405177057a122

SHA256
15082d859a264366532d1bdad5a05b9c50a260c68f684760690e1ae85376f521

SHA512
9cef3b943cfcb24ea8047595160f29831bf2bdf80d8079ffd949933c4f06f0bda5638d287d7fa2e9af3216c23bd86cda93693e5581030c953c8cd1bca2d2846c

Download Submit
\Users\Admin\AppData\Local\Temp\nsj432B.tmp\InstallerUtils.dll
Filesize
830KB

MD5
a7df390c6aec9f0b4f757d2be4a0a4e7

SHA1
e61b1180cf425f81611c0034338405177057a122

SHA256
15082d859a264366532d1bdad5a05b9c50a260c68f684760690e1ae85376f521

SHA512
9cef3b943cfcb24ea8047595160f29831bf2bdf80d8079ffd949933c4f06f0bda5638d287d7fa2e9af3216c23bd86cda93693e5581030c953c8cd1bca2d2846c

Download Submit
\Users\Admin\AppData\Local\Temp\nsj432B.tmp\InstallerUtils.dll
Filesize
830KB

MD5
a7df390c6aec9f0b4f757d2be4a0a4e7

SHA1
e61b1180cf425f81611c0034338405177057a122

SHA256
15082d859a264366532d1bdad5a05b9c50a260c68f684760690e1ae85376f521

SHA512
9cef3b943cfcb24ea8047595160f29831bf2bdf80d8079ffd949933c4f06f0bda5638d287d7fa2e9af3216c23bd86cda93693e5581030c953c8cd1bca2d2846c

Download Submit
\Users\Admin\AppData\Local\Temp\nsj432B.tmp\InstallerUtils2.dll
Filesize
108KB

MD5
29c53f97e62821ff02e114cef5f6a42f

SHA1
dbeca46762f811da0a9b5cfcccb3454a2f3281bc

SHA256
60ab5edb7445d5aba835358991e8f70d413c3b9bb465645b2407213acc16003e

SHA512
33213f72d70e3704fb6d6a788ef51195657d713d17cf2e2109ee77eb60ebae4d183098d2576feb13b5dd0a582a10aeca9085a2c27cc586dbfda8c89b915ea8d6

Download Submit
\Users\Admin\AppData\Local\Temp\nsj432B.tmp\StdUtils.dll
Filesize
14KB

MD5
21010df9bc37daffcc0b5ae190381d85

SHA1
a8ba022aafc1233894db29e40e569dfc8b280eb9

SHA256
0ebd62de633fa108cf18139be6778fa560680f9f8a755e41c6ab544ab8db5c16

SHA512
95d3dbba6eac144260d5fcc7fcd5fb3afcb59ae62bd2eafc5a1d2190e9b44f8e125290d62fef82ad8799d0072997c57b2fa8a643aba554d0a82bbd3f8eb1403e

Download Submit
\Users\Admin\AppData\Local\Temp\nsj432B.tmp\System.dll
Filesize
11KB

MD5
00a0194c20ee912257df53bfe258ee4a

SHA1
d7b4e319bc5119024690dc8230b9cc919b1b86b2

SHA256
dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3

SHA512
3b38a2c17996c3b77ebf7b858a6c37415615e756792132878d8eddbd13cb06710b7da0e8b58104768f8e475fc93e8b44b3b1ab6f70ddf52edee111aaf5ef5667

Download Submit
\Users\Admin\AppData\Local\Temp\nsj432B.tmp\UserInfo.dll
Filesize
4KB

MD5
7579ade7ae1747a31960a228ce02e666

SHA1
8ec8571a296737e819dcf86353a43fcf8ec63351

SHA256
564c80dec62d76c53497c40094db360ff8a36e0dc1bda8383d0f9583138997f5

SHA512
a88bc56e938374c333b0e33cb72951635b5d5a98b9cb2d6785073cbcad23bf4c0f9f69d3b7e87b46c76eb03ced9bb786844ce87656a9e3df4ca24acf43d7a05b

Download Submit
\Users\Admin\AppData\Local\Temp\nsj432B.tmp\md5dll.dll
Filesize
6KB

MD5
0745ff646f5af1f1cdd784c06f40fce9

SHA1
bf7eba06020d7154ce4e35f696bec6e6c966287f

SHA256
fbed2f1160469f42ce97c33ad558201b2b43e3020257f9b2259e3ce295317a70

SHA512
8d31627c719e788b5d0f5f34d4cb175989eaa35aa3335c98f2ba7902c8ae01b23de3ccb9c6eb95945f0b08ef74d456f9f22ca7539df303e1df3f6a7e67b358da

Download Submit
\Users\Admin\AppData\Local\Temp\nsj432B.tmp\md5dll.dll
Filesize
6KB

MD5
0745ff646f5af1f1cdd784c06f40fce9

SHA1
bf7eba06020d7154ce4e35f696bec6e6c966287f

SHA256
fbed2f1160469f42ce97c33ad558201b2b43e3020257f9b2259e3ce295317a70

SHA512
8d31627c719e788b5d0f5f34d4cb175989eaa35aa3335c98f2ba7902c8ae01b23de3ccb9c6eb95945f0b08ef74d456f9f22ca7539df303e1df3f6a7e67b358da

Download Submit
\Users\Admin\AppData\Local\Temp\nsj432B.tmp\nsisos.dll
Filesize
5KB

MD5
69806691d649ef1c8703fd9e29231d44

SHA1
e2193fcf5b4863605eec2a5eb17bf84c7ac00166

SHA256
ba79ab7f63f02ed5d5d46b82b11d97dac5b7ef7e9b9a4df926b43ceac18483b6

SHA512
5e5e0319e701d15134a01cb6472c624e271e99891058aef4dfe779c29c73899771a5b6f8b1cd61b543a3b3defeaecaa080c9cc4e76e84038ca08e12084f128eb

Download Submit
\Users\Admin\AppData\Local\Temp\nst717A.tmp\StdUtils.dll
Filesize
14KB

MD5
21010df9bc37daffcc0b5ae190381d85

SHA1
a8ba022aafc1233894db29e40e569dfc8b280eb9

SHA256
0ebd62de633fa108cf18139be6778fa560680f9f8a755e41c6ab544ab8db5c16

SHA512
95d3dbba6eac144260d5fcc7fcd5fb3afcb59ae62bd2eafc5a1d2190e9b44f8e125290d62fef82ad8799d0072997c57b2fa8a643aba554d0a82bbd3f8eb1403e

Download Submit
\Users\Admin\AppData\Local\Temp\nst717A.tmp\System.dll
Filesize
11KB

MD5
00a0194c20ee912257df53bfe258ee4a

SHA1
d7b4e319bc5119024690dc8230b9cc919b1b86b2

SHA256
dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3

SHA512
3b38a2c17996c3b77ebf7b858a6c37415615e756792132878d8eddbd13cb06710b7da0e8b58104768f8e475fc93e8b44b3b1ab6f70ddf52edee111aaf5ef5667

Download Submit
\Users\Admin\AppData\Local\Temp\nst717A.tmp\WrapperUtils.dll
Filesize
58KB

MD5
86f2361207be5af225faa1336aede0f7

SHA1
8260a027cdda2bb8933f4971fef5537c783957f5

SHA256
281945bdf94941b45ecbfc22f889f01f7d963d66b9098a60c1c63f1614ce6f03

SHA512
4aeba6dbb19d3e734d4c9d1bb2668eac7b178bc821fee5bf43149fbfff4b5713e38220b136b5afec15e6c84ab59761e81170416535e42a1fc5c0cf4d32a8370c

Download Submit
\Users\Admin\AppData\Local\Temp\nst717A.tmp\Wxbrqrjgeba.exe
Filesize
11.4MB

MD5
86275f2c58edc2b978b938d77498101e

SHA1
afff6e4facf11b38ec18e230bcb564ad59be5b5c

SHA256
0cdb2bec4af34fe457347c73115237098009ddc4de24f75bd20f04d1a113b413

SHA512
1c95f5f88a1c00a85a9d3243d44baaa3371018fcde746b305ea87c910a024799d3c22956b1e9d9eef7046d9739667f62969a489315b12de0a0f7826c5eb0dcea

Download Submit
\Users\Admin\AppData\Local\Temp\nst717A.tmp\Wxbrqrjgeba.exe
Filesize
11.4MB

MD5
86275f2c58edc2b978b938d77498101e

SHA1
afff6e4facf11b38ec18e230bcb564ad59be5b5c

SHA256
0cdb2bec4af34fe457347c73115237098009ddc4de24f75bd20f04d1a113b413

SHA512
1c95f5f88a1c00a85a9d3243d44baaa3371018fcde746b305ea87c910a024799d3c22956b1e9d9eef7046d9739667f62969a489315b12de0a0f7826c5eb0dcea

Download Submit
\Users\Admin\AppData\Local\Temp\nst717A.tmp\Wxbrqrjgeba.exe
Filesize
11.4MB

MD5
86275f2c58edc2b978b938d77498101e

SHA1
afff6e4facf11b38ec18e230bcb564ad59be5b5c

SHA256
0cdb2bec4af34fe457347c73115237098009ddc4de24f75bd20f04d1a113b413

SHA512
1c95f5f88a1c00a85a9d3243d44baaa3371018fcde746b305ea87c910a024799d3c22956b1e9d9eef7046d9739667f62969a489315b12de0a0f7826c5eb0dcea

Download Submit
\Users\Admin\AppData\Local\Temp\nst717A.tmp\Wxbrqrjgeba.exe
Filesize
11.4MB

MD5
86275f2c58edc2b978b938d77498101e

SHA1
afff6e4facf11b38ec18e230bcb564ad59be5b5c

SHA256
0cdb2bec4af34fe457347c73115237098009ddc4de24f75bd20f04d1a113b413

SHA512
1c95f5f88a1c00a85a9d3243d44baaa3371018fcde746b305ea87c910a024799d3c22956b1e9d9eef7046d9739667f62969a489315b12de0a0f7826c5eb0dcea

Download Submit
\Users\Admin\AppData\Local\Temp\nst717A.tmp\Wxbrqrjgeba.exe
Filesize
11.4MB

MD5
86275f2c58edc2b978b938d77498101e

SHA1
afff6e4facf11b38ec18e230bcb564ad59be5b5c

SHA256
0cdb2bec4af34fe457347c73115237098009ddc4de24f75bd20f04d1a113b413

SHA512
1c95f5f88a1c00a85a9d3243d44baaa3371018fcde746b305ea87c910a024799d3c22956b1e9d9eef7046d9739667f62969a489315b12de0a0f7826c5eb0dcea

Download Submit
\Users\Admin\AppData\Local\Temp\nst717A.tmp\Wxbrqrjgeba.exe
Filesize
11.4MB

MD5
86275f2c58edc2b978b938d77498101e

SHA1
afff6e4facf11b38ec18e230bcb564ad59be5b5c

SHA256
0cdb2bec4af34fe457347c73115237098009ddc4de24f75bd20f04d1a113b413

SHA512
1c95f5f88a1c00a85a9d3243d44baaa3371018fcde746b305ea87c910a024799d3c22956b1e9d9eef7046d9739667f62969a489315b12de0a0f7826c5eb0dcea

Download Submit
memory/676-76-0x0000000000000000-mapping.dmp

Download
memory/896-54-0x0000000075BA1000-0x0000000075BA3000-memory.dmp

Filesize
8KB

Download
memory/1280-75-0x0000000004420000-0x0000000004429000-memory.dmp

Filesize
36KB

Download
memory/1280-59-0x0000000000000000-mapping.dmp

Download
memory/1280-83-0x0000000004420000-0x0000000004429000-memory.dmp

Filesize
36KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads