Analysis
- max time kernel
150s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system - submitted
04/04/2024, 23:44
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe
Resource
win7-20231129-en
windows7-x64
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe
Resource
win10v2004-20240226-en
windows10-2004-x64
4 signatures
150 seconds
General
- Target a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe
- Size 2.7MB
- Sample240404-3rallaef42
- SHA256 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a
- MD5 1de058d7a6bb450fccd99a4e9bf70ed7
- SHA1 8bffe011bbd912a58336a904fa31d23995634ca2
- SHA512 70a851fe4cd959a8623fe60049bebb37cdb861f1c88eca60a818cccedb9bf8399ae081f50200f075be8cb0ec0dc6b0e1c57a38f8d403600dff9137388051c27a
- SSDEEP 49152:+R0p8xHycIq+GI27nGroMPTJPer1c2HSjpjK3LB+9w4Sx:+R0pI/IQlUoMPdmpSp44
- MD5 SHA1 SHA512 SSDEEP
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4960 devoptiec.exe - Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Parametr = "C:\\AdobeKJ\\devoptiec.exe" a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\Parametr = "C:\\GalaxOA\\optialoc.exe" a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4804 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe 4804 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe 4804 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe 4804 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe 4960 devoptiec.exe 4960 devoptiec.exe 4804 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe 4804 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe 4960 devoptiec.exe 4960 devoptiec.exe 4804 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe 4804 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe 4960 devoptiec.exe 4960 devoptiec.exe 4804 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe 4804 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe 4960 devoptiec.exe 4960 devoptiec.exe 4804 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe 4804 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe 4960 devoptiec.exe 4960 devoptiec.exe 4804 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe 4804 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe 4960 devoptiec.exe 4960 devoptiec.exe 4804 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe 4804 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe 4960 devoptiec.exe 4960 devoptiec.exe 4804 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe 4804 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe 4960 devoptiec.exe 4960 devoptiec.exe 4804 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe 4804 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe 4960 devoptiec.exe 4960 devoptiec.exe 4804 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe 4804 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe 4960 devoptiec.exe 4960 devoptiec.exe 4804 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe 4804 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe 4960 devoptiec.exe 4960 devoptiec.exe 4804 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe 4804 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe 4960 devoptiec.exe 4960 devoptiec.exe 4804 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe 4804 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe 4960 devoptiec.exe 4960 devoptiec.exe 4804 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe 4804 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe 4960 devoptiec.exe 4960 devoptiec.exe 4804 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe 4804 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe 4960 devoptiec.exe 4960 devoptiec.exe 4804 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe 4804 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4804 wrote to memory of 4960 4804 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe 96 PID 4804 wrote to memory of 4960 4804 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe 96 PID 4804 wrote to memory of 4960 4804 a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe 96
Processes
-
C:\Users\Admin\AppData\Local\Temp\a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe"C:\Users\Admin\AppData\Local\Temp\a757c83f4f39a670d58ca30d31da682d36f4b9c60c99844c2561e48ce41c959a.exe"1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4804 -
C:\AdobeKJ\devoptiec.exeC:\AdobeKJ\devoptiec.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:4960
-
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=2824 --field-trial-handle=2236,i,5367110156796017614,12594004256180761011,262144 --variations-seed-version /prefetch:81⤵PID:1632
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\AdobeKJ\devoptiec.exe
- Size 2.7MB
- SHA256 eb5713c6a2b9e2c2b32e3f3d46fc90337e1c7646868c4e9f5242b0625e8f2587
- MD5 3b1c0abb37e6ca92f9a713f88295aa10
- SHA1 057ebebd93b976b3bc871adcc3d9a09253d64400
- SHA512 7b4d00a28f0f791bb2ebc5394c5a7ed4ccdbf430273a527544cdbb88f0fca23749f0cd78f58cc5a8d9441f22c2670901180a5ad1c13db61a9686760096abea07
- SSDEEP 49152:+R0p8xHycIq+GI27nGroMPTJPer1c2HSjpjK3LB29w4Sx:+R0pI/IQlUoMPdmpSpM4
- MD5 SHA1 SHA512 SSDEEP
- Path C:\GalaxOA\optialoc.exe
- Size 2.7MB
- SHA256 a28221bb0ac4879fb8f5451e5d61e91f770892d899473bc01f5e73d74015cb12
- MD5 93050850ded508f9886bf0d8f4af6e25
- SHA1 aa6fb88a1e8f19a33c65111b182d04efc6d77ad4
- SHA512 436b0c0689b3fb99e84c6f503084be2e90affb6d9ba046fc07b9d8ebcf9089f1fa8616369beb74f4fcc6da3fa8b78f66dfb27772e1229c4c55004ca38d399beb
- SSDEEP 49152:+R0p8xHycIq+GI27nGroMPTJPer1c2HSjpjK3LBV9w4Sx:+R0pI/IQlUoMPdmpSpV4
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\253086396416_10.0_Admin.ini
- Size 204B
- SHA256 cb667426437165b6fa4322309d208ecf6a823d52254a5b2ea851513985d6494e
- MD5 914e8c0009ccf8a573bb225406f610ff
- SHA1 972a648e4a1986a5870f9cd2318a97411309b07d
- SHA512 938fe703f12cfba7dd2b95578cb9aa83bb84f012e211683049ab2e69dbea83e7748fb0255018bb2bfcc47ba9f0227a666e383ee1e00c2a1f6cd4a2a684ca0b3c
- MD5 SHA1 SHA512