c05163a1b43b0111c167363f2510dfdf726d30c9c8b0a91c98e2cb8cd8a4fdbc

Analysis

max time kernel
38s
max time network
19s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
23-09-2023 02:54

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General

Target

photosync_setup.exe
Size

5.9MB
MD5

a4e8d8c838ffc19e0ea227abacd2b5d2
SHA1

4372afa05a0a8cc241af5593e48d6904e2423e88
SHA256

c05163a1b43b0111c167363f2510dfdf726d30c9c8b0a91c98e2cb8cd8a4fdbc
SHA512

b929c14fdb10a889707391c8f4ade27905593f7d562464d5595d9578d18c8e93084c1eb5f17488ed94c66fa3d0a71469f9ef4f1c1676356fb93a9fd1f5bd6f31
SSDEEP

98304:eQsuCfBBecaPT4IMQ8wVDaDsBJ2hqpcutkSYhmJ262lZoV4wn/Si4nYrxuDzKQb:eQzqBBedPT4IMQ8EDYMtWk2LcV4SAYrq

Score

4^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2108	photosync_setup_x64.exe

Loads dropped DLL 4 IoCs

pid	Process
1680	photosync_setup.exe
1680	photosync_setup.exe
2108	photosync_setup_x64.exe
2108	photosync_setup_x64.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1680 wrote to memory of 2108	1680	photosync_setup.exe	28
PID 1680 wrote to memory of 2108	1680	photosync_setup.exe	28
PID 1680 wrote to memory of 2108	1680	photosync_setup.exe	28
PID 1680 wrote to memory of 2108	1680	photosync_setup.exe	28
PID 1680 wrote to memory of 2108	1680	photosync_setup.exe	28
PID 1680 wrote to memory of 2108	1680	photosync_setup.exe	28
PID 1680 wrote to memory of 2108	1680	photosync_setup.exe	28

C:\Users\Admin\AppData\Local\Temp\photosync_setup.exe
"C:\Users\Admin\AppData\Local\Temp\photosync_setup.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1680
- C:\Users\Admin\AppData\Local\Temp\Installer\photosync_setup_x64.exe
  "C:\Users\Admin\AppData\Local\Temp\Installer\photosync_setup_x64.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2108

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\Installer\photosync_setup_x64.exe

Filesize
3.1MB

MD5
22fa393d0fc589cb1e5f0bb4738e1ce3

SHA1
880edce25807650ecad05c49e4a45a63c4ac4042

SHA256
1c2466c33712db28138b1c913dbe64f94831dc3debf623a827a2aa5321168b24

SHA512
e6f82077ad3cbf78ef7feb886bfb7631c7f7267e3a1490f98ea3fb2f051a2fa589354ecacf00146d80c2be8eb817aca42aea712d63567e6d9ab0c453b38d96dc

Download Submit
C:\Users\Admin\AppData\Local\Temp\Installer\photosync_setup_x64.exe

Filesize
3.1MB

MD5
22fa393d0fc589cb1e5f0bb4738e1ce3

SHA1
880edce25807650ecad05c49e4a45a63c4ac4042

SHA256
1c2466c33712db28138b1c913dbe64f94831dc3debf623a827a2aa5321168b24

SHA512
e6f82077ad3cbf78ef7feb886bfb7631c7f7267e3a1490f98ea3fb2f051a2fa589354ecacf00146d80c2be8eb817aca42aea712d63567e6d9ab0c453b38d96dc

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsd4349.tmp\LangDLL.dll

Filesize
5KB

MD5
68b287f4067ba013e34a1339afdb1ea8

SHA1
45ad585b3cc8e5a6af7b68f5d8269c97992130b3

SHA256
18e8b40ba22c7a1687bd16e8d585380bc2773fff5002d7d67e9485fcc0c51026

SHA512
06c38bbb07fb55256f3cdc24e77b3c8f3214f25bfd140b521a39d167113bf307a7e8d24e445d510bc5e4e41d33c9173bb14e3f2a38bc29a0e3d08c1f0dca4bdb

Download Submit
C:\Users\Admin\AppData\Local\Temp\nso4201.tmp\System.dll

Filesize
12KB

MD5
cff85c549d536f651d4fb8387f1976f2

SHA1
d41ce3a5ff609df9cf5c7e207d3b59bf8a48530e

SHA256
8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8

SHA512
531d6328daf3b86d85556016d299798fa06fefc81604185108a342d000e203094c8c12226a12bd6e1f89b0db501fb66f827b610d460b933bd4ab936ac2fd8a88

Download Submit
\Users\Admin\AppData\Local\Temp\Installer\photosync_setup_x64.exe

Filesize
3.1MB

MD5
22fa393d0fc589cb1e5f0bb4738e1ce3

SHA1
880edce25807650ecad05c49e4a45a63c4ac4042

SHA256
1c2466c33712db28138b1c913dbe64f94831dc3debf623a827a2aa5321168b24

SHA512
e6f82077ad3cbf78ef7feb886bfb7631c7f7267e3a1490f98ea3fb2f051a2fa589354ecacf00146d80c2be8eb817aca42aea712d63567e6d9ab0c453b38d96dc

Download Submit
\Users\Admin\AppData\Local\Temp\nsd4349.tmp\LangDLL.dll

Filesize
5KB

MD5
68b287f4067ba013e34a1339afdb1ea8

SHA1
45ad585b3cc8e5a6af7b68f5d8269c97992130b3

SHA256
18e8b40ba22c7a1687bd16e8d585380bc2773fff5002d7d67e9485fcc0c51026

SHA512
06c38bbb07fb55256f3cdc24e77b3c8f3214f25bfd140b521a39d167113bf307a7e8d24e445d510bc5e4e41d33c9173bb14e3f2a38bc29a0e3d08c1f0dca4bdb

Download Submit
\Users\Admin\AppData\Local\Temp\nsd4349.tmp\System.dll

Filesize
12KB

MD5
cff85c549d536f651d4fb8387f1976f2

SHA1
d41ce3a5ff609df9cf5c7e207d3b59bf8a48530e

SHA256
8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8

SHA512
531d6328daf3b86d85556016d299798fa06fefc81604185108a342d000e203094c8c12226a12bd6e1f89b0db501fb66f827b610d460b933bd4ab936ac2fd8a88

Download Submit
\Users\Admin\AppData\Local\Temp\nso4201.tmp\System.dll

Filesize
12KB

MD5
cff85c549d536f651d4fb8387f1976f2

SHA1
d41ce3a5ff609df9cf5c7e207d3b59bf8a48530e

SHA256
8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8

SHA512
531d6328daf3b86d85556016d299798fa06fefc81604185108a342d000e203094c8c12226a12bd6e1f89b0db501fb66f827b610d460b933bd4ab936ac2fd8a88

Download Submit