Analysis
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max time kernel
160s -
max time network
200s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
15-06-2022 04:41
Static task
static1
Behavioral task
behavioral1
Sample
2ab520e1764c58dfae38ad3b98e1dd6bda73ccfe8a763c917656ae0795992a3b.exe
Resource
win7-20220414-en
windows7_x64
0 signatures
0 seconds
General
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Target
2ab520e1764c58dfae38ad3b98e1dd6bda73ccfe8a763c917656ae0795992a3b.exe
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Size
285KB
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MD5
00bd9f5116bae2a535f503cd19845478
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SHA1
8d8695ea955b44e8b46d310630fcaf12ab3f79fc
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SHA256
2ab520e1764c58dfae38ad3b98e1dd6bda73ccfe8a763c917656ae0795992a3b
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SHA512
8f38e6f01a00f417f8e13ddd667fa64d105ef86cb7e3716e44a776ddb3e6a6c4d39d5aac404c26441777423c5d41474fdf33c705561251f26e6cecbc9c80d69a
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
2ab520e1764c58dfae38ad3b98e1dd6bda73ccfe8a763c917656ae0795992a3b.exe2ab520e1764c58dfae38ad3b98e1dd6bda73ccfe8a763c917656ae0795992a3b.exeaerochunk.exeaerochunk.exepid process 4312 2ab520e1764c58dfae38ad3b98e1dd6bda73ccfe8a763c917656ae0795992a3b.exe 4312 2ab520e1764c58dfae38ad3b98e1dd6bda73ccfe8a763c917656ae0795992a3b.exe 3964 2ab520e1764c58dfae38ad3b98e1dd6bda73ccfe8a763c917656ae0795992a3b.exe 3964 2ab520e1764c58dfae38ad3b98e1dd6bda73ccfe8a763c917656ae0795992a3b.exe 2108 aerochunk.exe 2108 aerochunk.exe 4768 aerochunk.exe 4768 aerochunk.exe 4768 aerochunk.exe 4768 aerochunk.exe 4768 aerochunk.exe 4768 aerochunk.exe 4768 aerochunk.exe 4768 aerochunk.exe 4768 aerochunk.exe 4768 aerochunk.exe 4768 aerochunk.exe 4768 aerochunk.exe 4768 aerochunk.exe 4768 aerochunk.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
2ab520e1764c58dfae38ad3b98e1dd6bda73ccfe8a763c917656ae0795992a3b.exepid process 3964 2ab520e1764c58dfae38ad3b98e1dd6bda73ccfe8a763c917656ae0795992a3b.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
2ab520e1764c58dfae38ad3b98e1dd6bda73ccfe8a763c917656ae0795992a3b.exeaerochunk.exedescription pid process target process PID 4312 wrote to memory of 3964 4312 2ab520e1764c58dfae38ad3b98e1dd6bda73ccfe8a763c917656ae0795992a3b.exe 2ab520e1764c58dfae38ad3b98e1dd6bda73ccfe8a763c917656ae0795992a3b.exe PID 4312 wrote to memory of 3964 4312 2ab520e1764c58dfae38ad3b98e1dd6bda73ccfe8a763c917656ae0795992a3b.exe 2ab520e1764c58dfae38ad3b98e1dd6bda73ccfe8a763c917656ae0795992a3b.exe PID 4312 wrote to memory of 3964 4312 2ab520e1764c58dfae38ad3b98e1dd6bda73ccfe8a763c917656ae0795992a3b.exe 2ab520e1764c58dfae38ad3b98e1dd6bda73ccfe8a763c917656ae0795992a3b.exe PID 2108 wrote to memory of 4768 2108 aerochunk.exe aerochunk.exe PID 2108 wrote to memory of 4768 2108 aerochunk.exe aerochunk.exe PID 2108 wrote to memory of 4768 2108 aerochunk.exe aerochunk.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2ab520e1764c58dfae38ad3b98e1dd6bda73ccfe8a763c917656ae0795992a3b.exe"C:\Users\Admin\AppData\Local\Temp\2ab520e1764c58dfae38ad3b98e1dd6bda73ccfe8a763c917656ae0795992a3b.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\2ab520e1764c58dfae38ad3b98e1dd6bda73ccfe8a763c917656ae0795992a3b.exe"C:\Users\Admin\AppData\Local\Temp\2ab520e1764c58dfae38ad3b98e1dd6bda73ccfe8a763c917656ae0795992a3b.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
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C:\Windows\SysWOW64\aerochunk.exe"C:\Windows\SysWOW64\aerochunk.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\aerochunk.exe"C:\Windows\SysWOW64\aerochunk.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/2108-157-0x0000000000710000-0x0000000000720000-memory.dmpFilesize
64KB
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memory/2108-156-0x00000000006D0000-0x00000000006E7000-memory.dmpFilesize
92KB
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memory/2108-145-0x00000000006F0000-0x0000000000707000-memory.dmpFilesize
92KB
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memory/2108-149-0x00000000006F0000-0x0000000000707000-memory.dmpFilesize
92KB
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memory/3964-140-0x0000000000530000-0x0000000000547000-memory.dmpFilesize
92KB
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memory/3964-136-0x0000000000530000-0x0000000000547000-memory.dmpFilesize
92KB
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memory/3964-144-0x00000000004F0000-0x0000000000500000-memory.dmpFilesize
64KB
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memory/3964-143-0x0000000000510000-0x0000000000527000-memory.dmpFilesize
92KB
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memory/3964-135-0x0000000000000000-mapping.dmp
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memory/3964-158-0x0000000000510000-0x0000000000527000-memory.dmpFilesize
92KB
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memory/4312-141-0x00000000021B0000-0x00000000021C7000-memory.dmpFilesize
92KB
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memory/4312-142-0x00000000021F0000-0x0000000002200000-memory.dmpFilesize
64KB
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memory/4312-134-0x00000000021D0000-0x00000000021E7000-memory.dmpFilesize
92KB
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memory/4312-130-0x00000000021D0000-0x00000000021E7000-memory.dmpFilesize
92KB
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memory/4768-159-0x0000000000D50000-0x0000000000D67000-memory.dmpFilesize
92KB
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memory/4768-155-0x0000000000D70000-0x0000000000D87000-memory.dmpFilesize
92KB
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memory/4768-151-0x0000000000D70000-0x0000000000D87000-memory.dmpFilesize
92KB
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memory/4768-150-0x0000000000000000-mapping.dmp
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memory/4768-160-0x0000000000D10000-0x0000000000D20000-memory.dmpFilesize
64KB
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memory/4768-161-0x0000000000D50000-0x0000000000D67000-memory.dmpFilesize
92KB