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11-04-2024 07:29
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231218-fj6bzaadg5 10Analysis
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max time kernel
89s -
max time network
153s -
platform
windows11-21h2_x64 -
resource
win11-20240221-en -
resource tags
arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system -
submitted
11-04-2024 07:29
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
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Target
6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe
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Size
1.9MB
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MD5
001f6aefa850c575018eaa792a0ebbc5
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SHA1
69a44211fda244815a6f7b4480dada97f7778fe0
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SHA256
6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5
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SHA512
24eeb6d51b6d3d2988e4eb39a0c0580013d7a3a1711d0d512a233c5a5ca1f5bb4d28b3e39e0e18990d83f592c3550e13cb905b7573c013155867b7221b9997d5
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SSDEEP
24576:Z0ZIVjFxbxJMgQ5DIiJ1KxwflAbWgj8RuFwTXJsK63Ct6ij0V+uYzjy2QhL8Gbge:CC9pagQFIE1KbkYF+X70V+hy7hAI1U
Malware Config
Extracted
Protocol: ftp- Host:
elearning.isi.ac.id - Port:
21 - Username:
[email protected] - Password:
171203
Signatures
-
Processes:
resource yara_rule behavioral4/memory/4464-3-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-4-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-5-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-6-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-7-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-8-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-21-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-40-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-41-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-42-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-46-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-47-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-51-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-52-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-53-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-56-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-58-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-59-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-64-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-68-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-76-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-74-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-81-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-72-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-67-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-73-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-66-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-65-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-70-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-69-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-63-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-62-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-57-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-60-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-55-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-78-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-80-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-93-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-82-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-96-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-83-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-97-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-84-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-85-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-100-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-87-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-89-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-104-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-90-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-92-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-95-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-98-0x0000000000400000-0x0000000000848000-memory.dmp upx behavioral4/memory/4464-102-0x0000000000400000-0x0000000000848000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CSRSS = "\"C:\\ProgramData\\Drivers\\csrss.exe\"" 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exedescription pid process target process PID 4928 set thread context of 4464 4928 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exepid process 4464 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 4464 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 4464 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 4464 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 4464 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 4464 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exedescription pid process target process PID 4928 wrote to memory of 4464 4928 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe PID 4928 wrote to memory of 4464 4928 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe PID 4928 wrote to memory of 4464 4928 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe PID 4928 wrote to memory of 4464 4928 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe PID 4928 wrote to memory of 4464 4928 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe PID 4928 wrote to memory of 4464 4928 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe PID 4928 wrote to memory of 4464 4928 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe PID 4928 wrote to memory of 4464 4928 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe 6ffdead52c68fdafb9fb7e5f0b2e4fc806e56f1a3126bad04194cba602dd92c5.exe
Processes
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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:4928 -
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:4464
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2.7MB
MD54a588a9a8a45b44021e47fc04f8529de
SHA19da79dc4ce4697853891388fa2c6effe3d57fe50
SHA2568c59043346979bf7be919489f68f453400e7ee05dfa334467a63d410fe9e3f5d
SHA5128187287b39bed37d5307b5bfabacebb85072c6bf1bd485a5023b5e3bcc4282cc4bc21c543bcc95bf7a3ad5de17c90bf392dc5540432ed240657edb796223d1c2
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Filesize
9.2MB
MD5f626e5d3a1ddc78f6e811683f3ad1247
SHA1cdf30df8730e6725ab01d8979e42aaac44b0ce6a
SHA25625a5d1e7d2e67d62bf36f6efeaada9e142999915bb9fdc159aaa85b83796c0f5
SHA51214a5e1dfefb1d828d8843c18cd1595e5425b92c537d455fc84ee3885a795bf3e3d21e27c7faacc43d4a70922317e4ad11d5fb6539a3fd8904f2ba9264a1e1e01