Analysis
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max time kernel
140s -
max time network
158s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 05:00
Static task
static1
Behavioral task
behavioral1
Sample
13dc8806fa9d9fc42567406c5ae63e12e78225f3665cb0dcabccf573fa6ef8a7.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
13dc8806fa9d9fc42567406c5ae63e12e78225f3665cb0dcabccf573fa6ef8a7.exe
Resource
win10v2004-en-20220112
General
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Target
13dc8806fa9d9fc42567406c5ae63e12e78225f3665cb0dcabccf573fa6ef8a7.exe
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Size
99KB
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MD5
144b353d1c444e3d04348c5b1b69273b
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SHA1
0386e1d36938ea83967cb7365baa54593559cd48
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SHA256
13dc8806fa9d9fc42567406c5ae63e12e78225f3665cb0dcabccf573fa6ef8a7
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SHA512
0dc86d09ee947ba746e2b3922b49e227aa3da93fd4ac749818c3d986b40f90079854b8ac56871d0876e2b73780a7d3999504ab969c55b36098fdf9b335090a66
Malware Config
Signatures
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Sakula Payload 3 IoCs
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 524 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1876 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
13dc8806fa9d9fc42567406c5ae63e12e78225f3665cb0dcabccf573fa6ef8a7.exepid process 1632 13dc8806fa9d9fc42567406c5ae63e12e78225f3665cb0dcabccf573fa6ef8a7.exe 1632 13dc8806fa9d9fc42567406c5ae63e12e78225f3665cb0dcabccf573fa6ef8a7.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
13dc8806fa9d9fc42567406c5ae63e12e78225f3665cb0dcabccf573fa6ef8a7.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 13dc8806fa9d9fc42567406c5ae63e12e78225f3665cb0dcabccf573fa6ef8a7.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
13dc8806fa9d9fc42567406c5ae63e12e78225f3665cb0dcabccf573fa6ef8a7.exedescription pid process Token: SeIncBasePriorityPrivilege 1632 13dc8806fa9d9fc42567406c5ae63e12e78225f3665cb0dcabccf573fa6ef8a7.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
13dc8806fa9d9fc42567406c5ae63e12e78225f3665cb0dcabccf573fa6ef8a7.execmd.exedescription pid process target process PID 1632 wrote to memory of 524 1632 13dc8806fa9d9fc42567406c5ae63e12e78225f3665cb0dcabccf573fa6ef8a7.exe MediaCenter.exe PID 1632 wrote to memory of 524 1632 13dc8806fa9d9fc42567406c5ae63e12e78225f3665cb0dcabccf573fa6ef8a7.exe MediaCenter.exe PID 1632 wrote to memory of 524 1632 13dc8806fa9d9fc42567406c5ae63e12e78225f3665cb0dcabccf573fa6ef8a7.exe MediaCenter.exe PID 1632 wrote to memory of 524 1632 13dc8806fa9d9fc42567406c5ae63e12e78225f3665cb0dcabccf573fa6ef8a7.exe MediaCenter.exe PID 1632 wrote to memory of 1876 1632 13dc8806fa9d9fc42567406c5ae63e12e78225f3665cb0dcabccf573fa6ef8a7.exe cmd.exe PID 1632 wrote to memory of 1876 1632 13dc8806fa9d9fc42567406c5ae63e12e78225f3665cb0dcabccf573fa6ef8a7.exe cmd.exe PID 1632 wrote to memory of 1876 1632 13dc8806fa9d9fc42567406c5ae63e12e78225f3665cb0dcabccf573fa6ef8a7.exe cmd.exe PID 1632 wrote to memory of 1876 1632 13dc8806fa9d9fc42567406c5ae63e12e78225f3665cb0dcabccf573fa6ef8a7.exe cmd.exe PID 1876 wrote to memory of 292 1876 cmd.exe PING.EXE PID 1876 wrote to memory of 292 1876 cmd.exe PING.EXE PID 1876 wrote to memory of 292 1876 cmd.exe PING.EXE PID 1876 wrote to memory of 292 1876 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\13dc8806fa9d9fc42567406c5ae63e12e78225f3665cb0dcabccf573fa6ef8a7.exe"C:\Users\Admin\AppData\Local\Temp\13dc8806fa9d9fc42567406c5ae63e12e78225f3665cb0dcabccf573fa6ef8a7.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1632 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:524 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\13dc8806fa9d9fc42567406c5ae63e12e78225f3665cb0dcabccf573fa6ef8a7.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1876 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:292
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
1a24197d6321065b27a1d32d2afdf143
SHA1f6091767ef1b246b98f1506c4de45f4e7052bc82
SHA256454281ccb45d1e34a4f2398ae85aa82d17e6828c59ac9bdce6376309498885a8
SHA5120b4aca4e1e861de971e1ad3b0152a9a0102cddae9fe6ad5bd0e2bfc9bcb9263c378c209d99fc02913d8c472947f72921df876e3d124406785c7237fb6e9a1c18
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MD5
1a24197d6321065b27a1d32d2afdf143
SHA1f6091767ef1b246b98f1506c4de45f4e7052bc82
SHA256454281ccb45d1e34a4f2398ae85aa82d17e6828c59ac9bdce6376309498885a8
SHA5120b4aca4e1e861de971e1ad3b0152a9a0102cddae9fe6ad5bd0e2bfc9bcb9263c378c209d99fc02913d8c472947f72921df876e3d124406785c7237fb6e9a1c18
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MD5
1a24197d6321065b27a1d32d2afdf143
SHA1f6091767ef1b246b98f1506c4de45f4e7052bc82
SHA256454281ccb45d1e34a4f2398ae85aa82d17e6828c59ac9bdce6376309498885a8
SHA5120b4aca4e1e861de971e1ad3b0152a9a0102cddae9fe6ad5bd0e2bfc9bcb9263c378c209d99fc02913d8c472947f72921df876e3d124406785c7237fb6e9a1c18