Analysis
- max time kernel
157s - max time network
160s - platform
windows10_x64 - resource
win10v20210408 - submitted
30/08/2021, 06:14
General
- Target 39ccef1906eff3829351d3dd6d1539621a98cd5b2fe3ede4c77ed47df827ef17.exe
- Size 1024KB
- Sample210830-fmdef8m51x
- SHA256 39ccef1906eff3829351d3dd6d1539621a98cd5b2fe3ede4c77ed47df827ef17
Malware Config
Signatures
- Tinba / TinyBanker
Banking trojan which uses packet sniffing to steal data.
- Adds Run key to start application 2 TTPs 2 IoCs
- Program crash 1 IoCs
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious use of AdjustPrivilegeToken 11 IoCs
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of UnmapMainImage 1 IoCs
- Suspicious use of WriteProcessMemory 16 IoCs
Processes
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C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe"C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe" -ServerName:App.AppXtk181tbxbce2qsex02s8tw7hfxa9xb3t.mca1⤵
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵
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C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe"C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe" -ServerName:CortanaUI.AppXa50dqqa5gqv4a428c9y1jjw7m3btvepj.mca1⤵
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 3840 -s 8682⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
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C:\Users\Admin\AppData\Local\Temp\39ccef1906eff3829351d3dd6d1539621a98cd5b2fe3ede4c77ed47df827ef17.exe"C:\Users\Admin\AppData\Local\Temp\39ccef1906eff3829351d3dd6d1539621a98cd5b2fe3ede4c77ed47df827ef17.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\winver.exewinver3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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c:\windows\system32\taskhostw.exetaskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}1⤵
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c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k unistacksvcgroup -s CDPUserSvc1⤵
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c:\windows\system32\sihost.exesihost.exe1⤵
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C:\Windows\System32\slui.exeC:\Windows\System32\slui.exe -Embedding1⤵
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/408-130-0x00000000007C0000-0x00000000007C6000-memory.dmp
memory/2332-120-0x0000000000010000-0x0000000000016000-memory.dmp
memory/2352-122-0x0000000000F50000-0x0000000000F56000-memory.dmp
memory/2448-123-0x0000000000DB0000-0x0000000000DB6000-memory.dmp
memory/3048-119-0x0000000000AD0000-0x0000000000AD6000-memory.dmp
memory/3048-121-0x0000000000AE0000-0x0000000000AE6000-memory.dmp
memory/3048-129-0x00007FFA78680000-0x00007FFA78681000-memory.dmp
memory/3584-124-0x0000000000C30000-0x0000000000C36000-memory.dmp
memory/3700-118-0x0000000001170000-0x0000000001176000-memory.dmp
memory/4204-125-0x0000000000440000-0x0000000000446000-memory.dmp
memory/4204-126-0x00007FFA78660000-0x00007FFA78661000-memory.dmp
memory/4204-127-0x00007FFA78680000-0x00007FFA78681000-memory.dmp
memory/4204-128-0x00007FFA78670000-0x00007FFA78671000-memory.dmp
memory/4648-114-0x0000000000400000-0x000000000041A000-memory.dmp
memory/4648-115-0x0000000000420000-0x00000000004CE000-memory.dmp
memory/4648-116-0x00000000021C0000-0x0000000002BC0000-memory.dmp