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240411-jav2esef45707/04/2024, 09:04
240407-k11v2ahh64707/04/2024, 09:04
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231218-fj6bzaadg510Analysis
- max time kernel
599s - max time network
600s - platform
windows10-1703_x64 - resource
win10-20240404-en - resource tags
arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system - submitted
07/04/2024, 09:03
Static task
static1
Behavioral task
behavioral1
Sample
6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe
Resource
win10-20240404-en
Behavioral task
behavioral3
Sample
6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral4
Sample
6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe
Resource
win11-20240221-en
General
- Target 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe
- Size 1.9MB
- Sample240407-k1d19she41
- SHA256 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5
- MD5 001f6aefa850c575018eaa792a0ebbc5
- SHA1 69a44211fda244815a6f7b4480dada97f7778fe0
- SHA512 24eeb6d51b6d3d2988e4eb39a0c0580013d7a3a1711d0d512a233c5a5ca1f5bb4d28b3e39e0e18990d83f592c3550e13cb905b7573c013155867b7221b9997d5
- SSDEEP 24576:Z0ZIVjFxbxJMgQ5DIiJ1KxwflAbWgj8RuFwTXJsK63Ct6ij0V+uYzjy2QhL8Gbge:CC9pagQFIE1KbkYF+X70V+hy7hAI1U
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
-
Protocol
ftp
-
Host
aerocredo.ru
-
Port
21
-
Username
-
Password
80f5366!!
Signatures
- Contacts a large (785) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
-
resource yara_rule behavioral2/memory/3644-3-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-6-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-1-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-7-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-8-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-9-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-16-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-29-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-30-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-32-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-42-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-46-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-47-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-50-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-54-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-55-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-57-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-58-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-56-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-60-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-62-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-64-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-63-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-66-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-70-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-75-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-74-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-69-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-68-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-59-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-61-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-77-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-78-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-82-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-83-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-85-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-90-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-89-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-87-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-93-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-92-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-98-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-102-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-105-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-103-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-97-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-96-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-91-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-94-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-84-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-86-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-81-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-80-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral2/memory/3644-76-0x0000000000400000-0x0000000000848000-memory.dmp upx - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CSRSS = "\"C:\\ProgramData\\Drivers\\csrss.exe\"" 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe - Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
- Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3748 set thread context of 3644 3748 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 75 - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 3644 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 3644 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 3644 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 3644 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 3644 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 3644 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe - Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3748 wrote to memory of 3644 3748 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 75 PID 3748 wrote to memory of 3644 3748 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 75 PID 3748 wrote to memory of 3644 3748 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 75 PID 3748 wrote to memory of 3644 3748 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 75 PID 3748 wrote to memory of 3644 3748 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 75 PID 3748 wrote to memory of 3644 3748 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 75 PID 3748 wrote to memory of 3644 3748 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 75 PID 3748 wrote to memory of 3644 3748 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 75
Processes
-
C:\Users\Admin\AppData\Local\Temp\6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe"C:\Users\Admin\AppData\Local\Temp\6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3748 -
C:\Users\Admin\AppData\Local\Temp\6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe"C:\Users\Admin\AppData\Local\Temp\6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:3644
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\4KPV6A~1\cached-microdesc-consensus.tmp
- Size 2.6MB
- SHA256 478f2952ac8fb6e9d244e6fdb5761121bda4b75894708a33b44545d48beff5af
- MD5 ebb2b177395652ac354b7c6b69423b45
- SHA1 9049778f8d17544350f5042bff799fd99992f8ef
- SHA512 66f63b713f63c7c44bf38817b1e54272858a1295edf752d4aa2d79905b6795fd4882c000f77acb7574bcb941b65edcf0f496f6a519862143b289b5ce8e078caf
- SSDEEP 12288:2vhMNLDgY5LCZb+qw5eniJw+Hxq8XJJarYcud08Mdz838gyjBk9ll:2W/FCpriJwuzW8gA8Zqll
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\4KPV6A~1\cached-microdescs.new
- Size 6.9MB
- SHA256 23766e14b212390603e8e71afc15ea29dff3fdd1a91aced7f651cfee0efb22ce
- MD5 1fe543d73df6f843a8155967e882a13f
- SHA1 24f6215e561bbba77bfb79fe872db2c3479af595
- SHA512 188e51b4cd87afddb9973deea9c906952762f8d9a1e4931fbaadc67dafa8d7ca51aa9b26aabe6b2536eef7c20ef1447b602b1089671ae3aeed6d01f61d253ba1
- SSDEEP 24576:9LP76UZn+RNcb4BNs/KsuXhxC3awbSnsX/5doOS7xZEb95GqxLnI14xxZIL+WgmJ:MiUKFL3dOP17R
- MD5 SHA1 SHA512 SSDEEP