601d3e2e00b94d05529eb3d80dc0df380fea93e180fd2c1b248a5f11a9df38c2

Analysis

max time kernel
141s
max time network
122s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
31-12-2023 06:19

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General

Target

Srcppro.exe
Size

1.3MB
MD5

93a25406826eae7357122a477ed09c22
SHA1

28d57a1cabe06b083ffa4d0b1604c621c75666a6
SHA256

50614c72d7433f19e889e5737def3eea477f341ce4a1478dd1e68e5dd9d5ce20
SHA512

efba11ef6c80cf2c94e464843f72f6d092d6b511ba8839f80ec19b7dbeb880b745ad01782a5b52afe09f00cb578dc7e4c3a0b91ba251e7feb7b8b7fdec56ea0d
SSDEEP

24576:kpniAStISOY8mvavIbprqfU6bIzc2LQdvyOGJQZfeTjSiAudjYx7PK30sa3kY2+h:6iALfQvaw4VCugCfq/Wx7PF13O+mOn

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1104	is-78HTB.tmp

Loads dropped DLL 3 IoCs

pid	Process
2172	Srcppro.exe
1104	is-78HTB.tmp
1104	is-78HTB.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
1104	is-78HTB.tmp

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2172 wrote to memory of 1104	2172	Srcppro.exe	28
PID 2172 wrote to memory of 1104	2172	Srcppro.exe	28
PID 2172 wrote to memory of 1104	2172	Srcppro.exe	28
PID 2172 wrote to memory of 1104	2172	Srcppro.exe	28
PID 2172 wrote to memory of 1104	2172	Srcppro.exe	28
PID 2172 wrote to memory of 1104	2172	Srcppro.exe	28
PID 2172 wrote to memory of 1104	2172	Srcppro.exe	28

C:\Users\Admin\AppData\Local\Temp\Srcppro.exe
"C:\Users\Admin\AppData\Local\Temp\Srcppro.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2172
- C:\Users\Admin\AppData\Local\Temp\is-2K9MV.tmp\is-78HTB.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-2K9MV.tmp\is-78HTB.tmp" /SL4 $30150 "C:\Users\Admin\AppData\Local\Temp\Srcppro.exe" 1084426 52224
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious behavior: GetForegroundWindowSpam
  PID:1104

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

\Users\Admin\AppData\Local\Temp\is-2K9MV.tmp\is-78HTB.tmp

Filesize
634KB

MD5
d291acbf9866b8846fe0629e690feb1a

SHA1
293314b11340d798d3c74e2416e2a43f267a25d6

SHA256
ab3e1fa210171e5ed2decc615c9328379ee3d29b55ee0e5d7ef6bece43f583eb

SHA512
320e68a67fdcf13dc25640cf68468abd9e0dc51b647f95277eebbd06c7c5ee298b1f68d4a01deb886979e42cbc3eddf16ac4db18884a96b1535598ba11ba36ed

Download Submit
\Users\Admin\AppData\Local\Temp\is-BRM1B.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/1104-16-0x0000000000400000-0x00000000004CD000-memory.dmp

Filesize
820KB

Download
memory/2172-1-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/2172-15-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download