42bc23aff3956f0d2506a3f36f0363446cf1990bccc73cb84bb0619294d2bad9

Analysis

max time kernel
147s
max time network
24s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
04/01/2024, 10:11

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General

Target

setup.exe
Size

495KB
MD5

41ae59dd32719f732efe3c0cb046f214
SHA1

0505791cef705acce37055581c9806b7a2a31861
SHA256

8e6a15abfb4424b5d1b3421cee914d54081681792f7f76a0f973a0dc9909e2ca
SHA512

4e0fba5842cbad89e12f119439bc045178b8297daef4edf6af5dcb9396862a545de2ce65e4c33118842c3f0bcc8637d89557b2a78e3969211c5dc870f9c32c18
SSDEEP

12288:jbsZotvWw8iVAJfQebR5iplLL5tMjyQHvqJX3Aj/:c6Ww7VATbfNeQHvu3Y

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2920	is-MO00S.tmp

Loads dropped DLL 3 IoCs

pid	Process
1228	setup.exe
2920	is-MO00S.tmp
2920	is-MO00S.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
2920	is-MO00S.tmp

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1228 wrote to memory of 2920	1228	setup.exe	27
PID 1228 wrote to memory of 2920	1228	setup.exe	27
PID 1228 wrote to memory of 2920	1228	setup.exe	27
PID 1228 wrote to memory of 2920	1228	setup.exe	27
PID 1228 wrote to memory of 2920	1228	setup.exe	27
PID 1228 wrote to memory of 2920	1228	setup.exe	27
PID 1228 wrote to memory of 2920	1228	setup.exe	27

C:\Users\Admin\AppData\Local\Temp\setup.exe
"C:\Users\Admin\AppData\Local\Temp\setup.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1228
- C:\Users\Admin\AppData\Local\Temp\is-GDUV9.tmp\is-MO00S.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-GDUV9.tmp\is-MO00S.tmp" /SL4 $4016E C:\Users\Admin\AppData\Local\Temp\setup.exe 283225 51200
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious behavior: GetForegroundWindowSpam
  PID:2920

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-GDUV9.tmp\is-MO00S.tmp

Filesize
607KB

MD5
efc2604860bda32871d69bbc4c606630

SHA1
3992538a4aaa29467f5ec1021e97cd85f9f66671

SHA256
3cec0a2be2d1dffca5254b65e8c7029a0fb06e75c5217e2cbfd3758867363c5b

SHA512
4031a27e8f582402743ac876c752d5b0ab74a4550fabc812c0e5c0e1481a165eff95555d1f186b1cb39bfebf3d1bac7542ff8f1602b93a30145196c6ea136fad

Download Submit
\Users\Admin\AppData\Local\Temp\is-S8VA9.tmp\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/1228-0-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/1228-13-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/2920-14-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download