d6125b421c88d3fb451b0cb33fdb4eca058283062853c90ba112a949cdaaa77c

Analysis

max time kernel
314s
max time network
368s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 09:36

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General

Target

d6125b421c88d3fb451b0cb33fdb4eca058283062853c90ba112a949cdaaa77c.exe
Size

9.2MB
MD5

08308bd677933a47aa26ec8ecf946e08
SHA1

6b84c835d1bb8aacbe5cd4ad7339370e606e90ae
SHA256

d6125b421c88d3fb451b0cb33fdb4eca058283062853c90ba112a949cdaaa77c
SHA512

e7f887ccf007b627e0fbf4d10418b0d1bd628a94b5086b86272a16291a52452ede4571d6d275b13e7ab5fc8467a81981daacc215cc0fa66c47eb2b5acef0f4b0
SSDEEP

196608:9dfptKSonTim2epA8Frghl2xPGsrXlQybhzqbh8kxwyKcp5OiBSWXacxE:rTKSonOZeSugz2xBXlQycCkNKY5O6S/F

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

Gvhbsb.exe

pid process

2428 Gvhbsb.exe

pid	process
2428	Gvhbsb.exe

Loads dropped DLL 7 IoCs

Processes:

d6125b421c88d3fb451b0cb33fdb4eca058283062853c90ba112a949cdaaa77c.exeGvhbsb.exe

pid	process
3876	d6125b421c88d3fb451b0cb33fdb4eca058283062853c90ba112a949cdaaa77c.exe
3876	d6125b421c88d3fb451b0cb33fdb4eca058283062853c90ba112a949cdaaa77c.exe
3876	d6125b421c88d3fb451b0cb33fdb4eca058283062853c90ba112a949cdaaa77c.exe
2428	Gvhbsb.exe
2428	Gvhbsb.exe
2428	Gvhbsb.exe
2428	Gvhbsb.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

NSIS installer 2 IoCs

installer

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\nsc9175.tmp\Gvhbsb.exe	nsis_installer_2
C:\Users\Admin\AppData\Local\Temp\nsc9175.tmp\Gvhbsb.exe	nsis_installer_2

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Gvhbsb.exe

pid process

2428 Gvhbsb.exe
2428 Gvhbsb.exe

pid	process
2428	Gvhbsb.exe
2428	Gvhbsb.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

d6125b421c88d3fb451b0cb33fdb4eca058283062853c90ba112a949cdaaa77c.exe

description	pid	process	target process
PID 3876 wrote to memory of 2428	3876	d6125b421c88d3fb451b0cb33fdb4eca058283062853c90ba112a949cdaaa77c.exe	Gvhbsb.exe
PID 3876 wrote to memory of 2428	3876	d6125b421c88d3fb451b0cb33fdb4eca058283062853c90ba112a949cdaaa77c.exe	Gvhbsb.exe
PID 3876 wrote to memory of 2428	3876	d6125b421c88d3fb451b0cb33fdb4eca058283062853c90ba112a949cdaaa77c.exe	Gvhbsb.exe

C:\Users\Admin\AppData\Local\Temp\d6125b421c88d3fb451b0cb33fdb4eca058283062853c90ba112a949cdaaa77c.exe
"C:\Users\Admin\AppData\Local\Temp\d6125b421c88d3fb451b0cb33fdb4eca058283062853c90ba112a949cdaaa77c.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3876

C:\Users\Admin\AppData\Local\Temp\nsc9175.tmp\Gvhbsb.exe
"C:\Users\Admin\AppData\Local\Temp\nsc9175.tmp\Gvhbsb.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:2428

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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\nsc9175.tmp\Gvhbsb.exe

Filesize
9.1MB

MD5
7415b6b234417a33f587f5cee7e2019b

SHA1
243ff3f7fadfbf30ef90072b92415b4e592f3498

SHA256
00898b9fd69dd4c8d580284c9f34810da32eb7cf2a9785062931f76c6d7d91ef

SHA512
9f6e81d8b5a83f78aa6bc88c44d0ee5bcd4f3d1da7ddd1d912a5449dc912f53de1d4a42890802d84c4e005f0d71f148716f19cb00952c89f64a58bcfed7bbcea

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsc9175.tmp\Gvhbsb.exe

Filesize
9.1MB

MD5
7415b6b234417a33f587f5cee7e2019b

SHA1
243ff3f7fadfbf30ef90072b92415b4e592f3498

SHA256
00898b9fd69dd4c8d580284c9f34810da32eb7cf2a9785062931f76c6d7d91ef

SHA512
9f6e81d8b5a83f78aa6bc88c44d0ee5bcd4f3d1da7ddd1d912a5449dc912f53de1d4a42890802d84c4e005f0d71f148716f19cb00952c89f64a58bcfed7bbcea

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsc9175.tmp\StdUtils.dll

Filesize
14KB

MD5
21010df9bc37daffcc0b5ae190381d85

SHA1
a8ba022aafc1233894db29e40e569dfc8b280eb9

SHA256
0ebd62de633fa108cf18139be6778fa560680f9f8a755e41c6ab544ab8db5c16

SHA512
95d3dbba6eac144260d5fcc7fcd5fb3afcb59ae62bd2eafc5a1d2190e9b44f8e125290d62fef82ad8799d0072997c57b2fa8a643aba554d0a82bbd3f8eb1403e

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsc9175.tmp\System.dll

Filesize
11KB

MD5
00a0194c20ee912257df53bfe258ee4a

SHA1
d7b4e319bc5119024690dc8230b9cc919b1b86b2

SHA256
dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3

SHA512
3b38a2c17996c3b77ebf7b858a6c37415615e756792132878d8eddbd13cb06710b7da0e8b58104768f8e475fc93e8b44b3b1ab6f70ddf52edee111aaf5ef5667

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsc9175.tmp\WrapperUtils.dll

Filesize
57KB

MD5
0006cc5475f3e7ed4be05fb80055cf9c

SHA1
6630fd80b5d3becb07c088e5313ccf0f9be87cb3

SHA256
c6eaeb49d7ebbe17912411c71e666e719f61f66f1bd16510a42331b57de6dd88

SHA512
352ef79ef12c5b57b1b35b7b019e0b0798834fd57c8db3a0d7e44fefbae06bfdc59d6b6ebcffbfa76c617abc0d0de758128f13eec9781c6588ab6f63967e3473

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsiD380.tmp\InstallerUtils.dll

Filesize
798KB

MD5
4e6c66a248de2453a1a27b9386efedd8

SHA1
1b9cfa70dca30e34570994ba4b390f50bbfc0fa2

SHA256
1306edd4ecd14d4ac136879afb2a3c619140821bfc807219cf6bef13447dbb04

SHA512
596d444111de9fbaeba5eabe08a8a6284c2629684a60f391ac5dab335d6d9bbf874375889933afed3425e2aec93975b331ca98fa6540e21e0d27eef863e85241

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsiD380.tmp\InstallerUtils2.dll

Filesize
107KB

MD5
902917764f80dba89406c26ce36074bf

SHA1
50c52d5e7723b937a59cfaf0073526f66e694ba3

SHA256
59763bc6131230ba48b8d1c91c07f430b1b80be5b7463316d7a2d531dd5d1025

SHA512
57ae7deb46f843c423e4ccaddbe9f105f15c30ea16797cda262ce7521529cb77a977addfb53d4307aa114e50c29ecface4b436e04d5900224a7808f07ba91e39

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsiD380.tmp\StdUtils.dll

Filesize
14KB

MD5
21010df9bc37daffcc0b5ae190381d85

SHA1
a8ba022aafc1233894db29e40e569dfc8b280eb9

SHA256
0ebd62de633fa108cf18139be6778fa560680f9f8a755e41c6ab544ab8db5c16

SHA512
95d3dbba6eac144260d5fcc7fcd5fb3afcb59ae62bd2eafc5a1d2190e9b44f8e125290d62fef82ad8799d0072997c57b2fa8a643aba554d0a82bbd3f8eb1403e

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsiD380.tmp\System.dll

Filesize
11KB

MD5
00a0194c20ee912257df53bfe258ee4a

SHA1
d7b4e319bc5119024690dc8230b9cc919b1b86b2

SHA256
dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3

SHA512
3b38a2c17996c3b77ebf7b858a6c37415615e756792132878d8eddbd13cb06710b7da0e8b58104768f8e475fc93e8b44b3b1ab6f70ddf52edee111aaf5ef5667

Download Submit
memory/2428-135-0x0000000000000000-mapping.dmp

Download