4ed25db1640d7e8af5a2281a50df354046d7b503d6d9dd34e6b31d0bc5dab7b2

Analysis

max time kernel
141s
max time network
122s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
19/03/2024, 11:34

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General

Target

cdcsetup.exe
Size

1.5MB
MD5

fb9464d4514205f98d5457cca062525f
SHA1

8ed1337bd4b2f82394b0bf4a33d28fe94007632e
SHA256

c63a0619d25440c0ae7722dc587f0507f379b64cbdc15406c2b4bc2dade6ddcb
SHA512

4fc3c922f87fb4ccc96212cc7b667c8b3fc0d1e5d336e0e9bca7e236972e6c3a3a555ee997272d20ea643f35bdd8a56541646a568936b5f751ecfec8029a2d43
SSDEEP

24576:0pniR/ZlShrl/BdJ9sqZC/RvvxcGJdfykoLt+TgOSPrnkmZgc+CsDHSw5AkNE1zn:qinmp/Tz1C5H/DgZPbVSDyYATky7

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2696	is-5HUOP.tmp

Loads dropped DLL 3 IoCs

pid	Process
1540	cdcsetup.exe
2696	is-5HUOP.tmp
2696	is-5HUOP.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
2696	is-5HUOP.tmp

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1540 wrote to memory of 2696	1540	cdcsetup.exe	28
PID 1540 wrote to memory of 2696	1540	cdcsetup.exe	28
PID 1540 wrote to memory of 2696	1540	cdcsetup.exe	28
PID 1540 wrote to memory of 2696	1540	cdcsetup.exe	28
PID 1540 wrote to memory of 2696	1540	cdcsetup.exe	28
PID 1540 wrote to memory of 2696	1540	cdcsetup.exe	28
PID 1540 wrote to memory of 2696	1540	cdcsetup.exe	28

C:\Users\Admin\AppData\Local\Temp\cdcsetup.exe
"C:\Users\Admin\AppData\Local\Temp\cdcsetup.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1540
- C:\Users\Admin\AppData\Local\Temp\is-AE5T7.tmp\is-5HUOP.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-AE5T7.tmp\is-5HUOP.tmp" /SL4 $70120 "C:\Users\Admin\AppData\Local\Temp\cdcsetup.exe" 1210183 52224
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious behavior: GetForegroundWindowSpam
  PID:2696

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-AE5T7.tmp\is-5HUOP.tmp

Filesize
642KB

MD5
3c9f925549a51f9017e08a072332fa47

SHA1
1bff860e744467a58ef986b1016a4454844f5ad7

SHA256
1eb6ba689a47d91d01c9b3caa93daacec49c7b6daafb217678b9ad8f545c8ac2

SHA512
86112ec0d9f4254bceb0a576bc03e09384a15a4a5e94b08ca65ddfbc60d9d8d459885138c2644c9309ac86bca0b86d41c92dbc8ed23d7d381cdbeb2d7963ec18

Download Submit
\Users\Admin\AppData\Local\Temp\is-HTQ75.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/1540-0-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/1540-2-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/1540-15-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/2696-16-0x0000000000400000-0x00000000004CF000-memory.dmp

Filesize
828KB

Download