Analysis
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max time kernel
89s -
max time network
91s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
01-03-2021 16:05
Static task
static1
Behavioral task
behavioral1
Sample
9e2dee304f08830bfa6613f4e2f3ed9747f0891e5edea6fdd24b621fab850a96.exe
Resource
win7v20201028
General
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Target
9e2dee304f08830bfa6613f4e2f3ed9747f0891e5edea6fdd24b621fab850a96.exe
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Size
2.4MB
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MD5
7e8b83017a23b0689d96153cff3082be
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SHA1
3447cb1807e91723e417cd329095153cb3f7c092
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SHA256
9e2dee304f08830bfa6613f4e2f3ed9747f0891e5edea6fdd24b621fab850a96
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SHA512
324df76b9c4756c05e449115f7c08953cb9d9448906288d8c3842097ab5df5bc812c0f189e77dbd94ad03f4941f05823718b017d13bd371fd6a05654621cdcb4
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
Decoder.exepid process 1956 Decoder.exe -
Processes:
resource yara_rule behavioral1/memory/2044-3-0x0000000000A00000-0x0000000000A01000-memory.dmp vmprotect -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 6 api.ipify.org 7 api.ipify.org -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 1904 timeout.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
9e2dee304f08830bfa6613f4e2f3ed9747f0891e5edea6fdd24b621fab850a96.exepid process 2044 9e2dee304f08830bfa6613f4e2f3ed9747f0891e5edea6fdd24b621fab850a96.exe 2044 9e2dee304f08830bfa6613f4e2f3ed9747f0891e5edea6fdd24b621fab850a96.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
9e2dee304f08830bfa6613f4e2f3ed9747f0891e5edea6fdd24b621fab850a96.exedescription pid process Token: SeDebugPrivilege 2044 9e2dee304f08830bfa6613f4e2f3ed9747f0891e5edea6fdd24b621fab850a96.exe -
Suspicious use of WriteProcessMemory 10 IoCs
Processes:
9e2dee304f08830bfa6613f4e2f3ed9747f0891e5edea6fdd24b621fab850a96.execmd.exedescription pid process target process PID 2044 wrote to memory of 1956 2044 9e2dee304f08830bfa6613f4e2f3ed9747f0891e5edea6fdd24b621fab850a96.exe Decoder.exe PID 2044 wrote to memory of 1956 2044 9e2dee304f08830bfa6613f4e2f3ed9747f0891e5edea6fdd24b621fab850a96.exe Decoder.exe PID 2044 wrote to memory of 1956 2044 9e2dee304f08830bfa6613f4e2f3ed9747f0891e5edea6fdd24b621fab850a96.exe Decoder.exe PID 2044 wrote to memory of 1956 2044 9e2dee304f08830bfa6613f4e2f3ed9747f0891e5edea6fdd24b621fab850a96.exe Decoder.exe PID 2044 wrote to memory of 1120 2044 9e2dee304f08830bfa6613f4e2f3ed9747f0891e5edea6fdd24b621fab850a96.exe cmd.exe PID 2044 wrote to memory of 1120 2044 9e2dee304f08830bfa6613f4e2f3ed9747f0891e5edea6fdd24b621fab850a96.exe cmd.exe PID 2044 wrote to memory of 1120 2044 9e2dee304f08830bfa6613f4e2f3ed9747f0891e5edea6fdd24b621fab850a96.exe cmd.exe PID 1120 wrote to memory of 1904 1120 cmd.exe timeout.exe PID 1120 wrote to memory of 1904 1120 cmd.exe timeout.exe PID 1120 wrote to memory of 1904 1120 cmd.exe timeout.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\9e2dee304f08830bfa6613f4e2f3ed9747f0891e5edea6fdd24b621fab850a96.exe"C:\Users\Admin\AppData\Local\Temp\9e2dee304f08830bfa6613f4e2f3ed9747f0891e5edea6fdd24b621fab850a96.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\ProgramData\Decoder.exe"C:\ProgramData\Decoder.exe"2⤵
- Executes dropped EXE
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C:\Windows\system32\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\.cmd""2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\timeout.exetimeout 43⤵
- Delays execution with timeout.exe
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\ProgramData\Decoder.exeMD5
6bd60496fa24ada50ca869be53467c7c
SHA15afdeb2dade4a35e6d8feef1ef24e30075302d6c
SHA25625dfe0485d9e8fc9380bd7fc63cfca88c3b9b8fc23c75349a68ecfea056ba04b
SHA512bacd106d5f211a1c24ead24ef32266a68550c3be8dde75e7ef509e165590c058b590edb20c060f5a8ecaa3b785b0e9e2edd3e458146f042c1f12821f66735806
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C:\ProgramData\Decoder.exeMD5
6bd60496fa24ada50ca869be53467c7c
SHA15afdeb2dade4a35e6d8feef1ef24e30075302d6c
SHA25625dfe0485d9e8fc9380bd7fc63cfca88c3b9b8fc23c75349a68ecfea056ba04b
SHA512bacd106d5f211a1c24ead24ef32266a68550c3be8dde75e7ef509e165590c058b590edb20c060f5a8ecaa3b785b0e9e2edd3e458146f042c1f12821f66735806
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C:\Users\Admin\AppData\Local\Temp\.cmdMD5
73712247036b6a24d16502c57a3e5679
SHA165ca9edadb0773fc34db7dfefe9e6416f1ac17fa
SHA2568bd49d7e7e6b2c2dc16a4cb0eebb8f28892775fad56c9e4aaa22d59f01883cd0
SHA512548eef10b0118f7d907fa19c12de68b47278afffb3eb9460621efb2b711ebcf6b90d0ea1c077fc480e032bf241fb3f8cc995ec1373e301446f89f1a74a6309de
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memory/1120-12-0x0000000000000000-mapping.dmp
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memory/1904-15-0x0000000000000000-mapping.dmp
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memory/1956-10-0x0000000000000000-mapping.dmp
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memory/1956-16-0x0000000074230000-0x000000007491E000-memory.dmpFilesize
6.9MB
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memory/1956-17-0x00000000009F0000-0x00000000009F1000-memory.dmpFilesize
4KB
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memory/1956-19-0x0000000075251000-0x0000000075253000-memory.dmpFilesize
8KB
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memory/2044-9-0x000000001AC50000-0x000000001ACC1000-memory.dmpFilesize
452KB
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memory/2044-6-0x0000000000240000-0x0000000000241000-memory.dmpFilesize
4KB
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memory/2044-2-0x000007FEF5B20000-0x000007FEF650C000-memory.dmpFilesize
9.9MB
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memory/2044-5-0x000000001B880000-0x000000001B882000-memory.dmpFilesize
8KB
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memory/2044-3-0x0000000000A00000-0x0000000000A01000-memory.dmpFilesize
4KB