9c9e9f8048b6a6fab801307e9c99019b308b399a695c663dc6d9425ed6a201bb

Analysis

max time kernel
141s
max time network
122s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
24-07-2023 08:34

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General

Target

setupBNServ_GB_20150521.exe
Size

3.3MB
MD5

4b8919c5bf24af81554b82238f692170
SHA1

45ed54a77ee31273286e5e8e0d979b5ad52a0354
SHA256

9c9e9f8048b6a6fab801307e9c99019b308b399a695c663dc6d9425ed6a201bb
SHA512

e0a021153757353e03d8d62d34f70c8eaef70ed54b1fad3776a8c18d2e4e41b1837a1ba26cdff1f7acb72269ed5d80483a8889ff7edd09f2bffd3b582acea0c7
SSDEEP

98304:oVBj66eSnLCHUk5eycszJZlheAuWHT+bMQflnAg:iB9LO53csh4UHT+IQflnF

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2248	INSD3C3.tmp

Loads dropped DLL 3 IoCs

pid	Process
1784	setupBNServ_GB_20150521.exe
2248	INSD3C3.tmp
2248	INSD3C3.tmp

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

System Information Discovery
T1082

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2248	INSD3C3.tmp

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1784 wrote to memory of 2248	1784	setupBNServ_GB_20150521.exe	28
PID 1784 wrote to memory of 2248	1784	setupBNServ_GB_20150521.exe	28
PID 1784 wrote to memory of 2248	1784	setupBNServ_GB_20150521.exe	28
PID 1784 wrote to memory of 2248	1784	setupBNServ_GB_20150521.exe	28
PID 1784 wrote to memory of 2248	1784	setupBNServ_GB_20150521.exe	28
PID 1784 wrote to memory of 2248	1784	setupBNServ_GB_20150521.exe	28
PID 1784 wrote to memory of 2248	1784	setupBNServ_GB_20150521.exe	28

C:\Users\Admin\AppData\Local\Temp\setupBNServ_GB_20150521.exe
"C:\Users\Admin\AppData\Local\Temp\setupBNServ_GB_20150521.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1784
- C:\Users\Admin\AppData\Local\Temp\INSD3C3.tmp
  C:\Users\Admin\AppData\Local\Temp\INSD3C3.tmp /SL3 $80122 C:\Users\Admin\AppData\Local\Temp\setupBNServ_GB_20150521.exe 3463817 3466975 61952
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious behavior: GetForegroundWindowSpam
  PID:2248

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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\INSD3C3.tmp

Filesize
377KB

MD5
ec2a3559ef793d976d3f72252ade0b68

SHA1
1673ad41b3683d9fde4e331ef97711af05c4c014

SHA256
995ca25e8ac883429e67e2985887c2dc122e4d3cca48d6ab5b545e6a896ae2e1

SHA512
a9f77b1735eb88e3ed790a0bb00637a616c33414cbb6f0b582322759a3bea3bf2fd7a334f92c17dd9f1669acdacc7551611ecedb80c11e999ddd120f104355b1

Download Submit
C:\Users\Admin\AppData\Local\Temp\INSD3C3.tmp

Filesize
377KB

MD5
ec2a3559ef793d976d3f72252ade0b68

SHA1
1673ad41b3683d9fde4e331ef97711af05c4c014

SHA256
995ca25e8ac883429e67e2985887c2dc122e4d3cca48d6ab5b545e6a896ae2e1

SHA512
a9f77b1735eb88e3ed790a0bb00637a616c33414cbb6f0b582322759a3bea3bf2fd7a334f92c17dd9f1669acdacc7551611ecedb80c11e999ddd120f104355b1

Download Submit
\Users\Admin\AppData\Local\Temp\INSD3C3.tmp

Filesize
377KB

MD5
ec2a3559ef793d976d3f72252ade0b68

SHA1
1673ad41b3683d9fde4e331ef97711af05c4c014

SHA256
995ca25e8ac883429e67e2985887c2dc122e4d3cca48d6ab5b545e6a896ae2e1

SHA512
a9f77b1735eb88e3ed790a0bb00637a616c33414cbb6f0b582322759a3bea3bf2fd7a334f92c17dd9f1669acdacc7551611ecedb80c11e999ddd120f104355b1

Download Submit
\Users\Admin\AppData\Local\Temp\is-OJDQE.tmp\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-OJDQE.tmp\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/1784-65-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2248-66-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download