cb0397b108bfaafe495b3eb05caffb5668d41814d4eadc8fefe88fa2a0f8c482

Analysis

max time kernel
141s
max time network
124s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
28/01/2024, 18:21

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General

Target

7-PDFWebsiteConverter.exe
Size

1.6MB
MD5

edb2c285149208bf4797fdddb9a9e1d6
SHA1

ec9fbffb781ae2400004ef2bbc0fa691015c0ccd
SHA256

0d0c1d79ff81db9c950d4d831a57e9f06a0436d26ae55c9bf36f35f7c6991559
SHA512

5d77bdfe27fd63fd07d68de9f5c7fc9397294b4a6d1e139762a3652aa90d818d0ea557aba03a8737f0932550159cb1580a5c31eef21dd512097bf6d07cc468c2
SSDEEP

49152:L26TOKCbJa1NQ0HeBfUKlJq8MPsyykmwYZOy4spECvTI:CIOKC41NRHeFUJPwk

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2408	7-PDFWebsiteConverter.tmp

Loads dropped DLL 4 IoCs

pid	Process
1932	7-PDFWebsiteConverter.exe
2408	7-PDFWebsiteConverter.tmp
2408	7-PDFWebsiteConverter.tmp
2408	7-PDFWebsiteConverter.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
2408	7-PDFWebsiteConverter.tmp

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1932 wrote to memory of 2408	1932	7-PDFWebsiteConverter.exe	28
PID 1932 wrote to memory of 2408	1932	7-PDFWebsiteConverter.exe	28
PID 1932 wrote to memory of 2408	1932	7-PDFWebsiteConverter.exe	28
PID 1932 wrote to memory of 2408	1932	7-PDFWebsiteConverter.exe	28
PID 1932 wrote to memory of 2408	1932	7-PDFWebsiteConverter.exe	28
PID 1932 wrote to memory of 2408	1932	7-PDFWebsiteConverter.exe	28
PID 1932 wrote to memory of 2408	1932	7-PDFWebsiteConverter.exe	28

C:\Users\Admin\AppData\Local\Temp\7-PDFWebsiteConverter.exe
"C:\Users\Admin\AppData\Local\Temp\7-PDFWebsiteConverter.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1932
- C:\Users\Admin\AppData\Local\Temp\is-1O6QM.tmp\7-PDFWebsiteConverter.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-1O6QM.tmp\7-PDFWebsiteConverter.tmp" /SL5="$7011E,1323723,54272,C:\Users\Admin\AppData\Local\Temp\7-PDFWebsiteConverter.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious behavior: GetForegroundWindowSpam
  PID:2408

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-1O6QM.tmp\7-PDFWebsiteConverter.tmp

Filesize
680KB

MD5
e60a74a65005e4c4f61cbe9c09d368df

SHA1
1d649b2ab5e08632d64e23f5f9e5675b68e184b4

SHA256
78f6692d50d07bd78a97294d196f9ae7d1fc48b058375e5d7bb766970faab758

SHA512
a73b84739f4da0827976cf473e63ba3dc7649ab2d37be13c8fb786487d0dc7ef5b2bd446d8c745d75266447357bde4f32f58f1f1c92b156f06f141fea2873856

Download Submit
\Users\Admin\AppData\Local\Temp\is-T681K.tmp\OCSetupHlp.dll

Filesize
438KB

MD5
602bb41454775c49b50e739746d2ded1

SHA1
def9a2045d8fc2e7d47e5f128adbc30422b4f3ca

SHA256
8fca7bd9a6836df00aa71b4e07a6b4032f7442a4c0b76ce4e5046c13e089932b

SHA512
4059516bf7608948dc29a959841176354911130ba0cc84a8b57ada78c7436dd54502c14f6b48bff33c679907467b4b5b20e451290b39c42c975b5513b7dcaba6

Download Submit
\Users\Admin\AppData\Local\Temp\is-T681K.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/1932-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1932-20-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2408-7-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2408-21-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2408-24-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download