Analysis
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max time kernel
19s -
max time network
110s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
15-02-2021 07:57
Static task
static1
Behavioral task
behavioral1
Sample
b38081db438dc4757be31b71506d8401.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
b38081db438dc4757be31b71506d8401.exe
Resource
win10v20201028
General
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Target
b38081db438dc4757be31b71506d8401.exe
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Size
1.5MB
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MD5
b38081db438dc4757be31b71506d8401
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SHA1
85f4ec272f54e58007aed382973291aef789ba92
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SHA256
82bd69c7b58c486211c511d719f44cf734ddc90d062431ef366d77f32557b5e6
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SHA512
dd6a820ecfe1893b3cd74fa7b71d90faaaecfba0d3545f91821867eff11d9926ab7140534d6a5d6342e87d6a57f7bae38cca2cbf48ab266ac87ae87cd1a0ab66
Malware Config
Signatures
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine Payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/3300-15-0x0000000000400000-0x000000000042A000-memory.dmp family_redline behavioral2/memory/3300-16-0x0000000000423E1A-mapping.dmp family_redline -
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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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of SetThreadContext 1 IoCs
Processes:
b38081db438dc4757be31b71506d8401.exedescription pid process target process PID 1036 set thread context of 3300 1036 b38081db438dc4757be31b71506d8401.exe b38081db438dc4757be31b71506d8401.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
b38081db438dc4757be31b71506d8401.exeb38081db438dc4757be31b71506d8401.exepid process 1036 b38081db438dc4757be31b71506d8401.exe 1036 b38081db438dc4757be31b71506d8401.exe 3300 b38081db438dc4757be31b71506d8401.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
b38081db438dc4757be31b71506d8401.exeb38081db438dc4757be31b71506d8401.exedescription pid process Token: SeDebugPrivilege 1036 b38081db438dc4757be31b71506d8401.exe Token: SeDebugPrivilege 3300 b38081db438dc4757be31b71506d8401.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
b38081db438dc4757be31b71506d8401.exedescription pid process target process PID 1036 wrote to memory of 3300 1036 b38081db438dc4757be31b71506d8401.exe b38081db438dc4757be31b71506d8401.exe PID 1036 wrote to memory of 3300 1036 b38081db438dc4757be31b71506d8401.exe b38081db438dc4757be31b71506d8401.exe PID 1036 wrote to memory of 3300 1036 b38081db438dc4757be31b71506d8401.exe b38081db438dc4757be31b71506d8401.exe PID 1036 wrote to memory of 3300 1036 b38081db438dc4757be31b71506d8401.exe b38081db438dc4757be31b71506d8401.exe PID 1036 wrote to memory of 3300 1036 b38081db438dc4757be31b71506d8401.exe b38081db438dc4757be31b71506d8401.exe PID 1036 wrote to memory of 3300 1036 b38081db438dc4757be31b71506d8401.exe b38081db438dc4757be31b71506d8401.exe PID 1036 wrote to memory of 3300 1036 b38081db438dc4757be31b71506d8401.exe b38081db438dc4757be31b71506d8401.exe PID 1036 wrote to memory of 3300 1036 b38081db438dc4757be31b71506d8401.exe b38081db438dc4757be31b71506d8401.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b38081db438dc4757be31b71506d8401.exe"C:\Users\Admin\AppData\Local\Temp\b38081db438dc4757be31b71506d8401.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\b38081db438dc4757be31b71506d8401.exe"C:\Users\Admin\AppData\Local\Temp\b38081db438dc4757be31b71506d8401.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\b38081db438dc4757be31b71506d8401.exe.logMD5
8b0dd41c781f2103af068edf33534a51
SHA1098e1e3466102faa5596f3f43994f8e39458534e
SHA2568c4fe19e7e0ae1d0b74f396d2053fcf1071974c850d3e6c7e921d811546ae81d
SHA51211a8bc39ce4da61c855dcf95aef3da6cec591d8c3f013a14c5451ad582126383aa1c75517510bd0b93bace023b2238fee09739752c35ec7db1a14d77fb6eb58d
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memory/1036-2-0x0000000073EE0000-0x00000000745CE000-memory.dmpFilesize
6.9MB
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memory/1036-3-0x0000000000040000-0x0000000000041000-memory.dmpFilesize
4KB
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memory/1036-5-0x0000000004EC0000-0x0000000004EC1000-memory.dmpFilesize
4KB
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memory/1036-6-0x0000000004A60000-0x0000000004A61000-memory.dmpFilesize
4KB
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memory/1036-7-0x0000000004B00000-0x0000000004B01000-memory.dmpFilesize
4KB
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memory/1036-9-0x0000000004D90000-0x0000000004D91000-memory.dmpFilesize
4KB
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memory/1036-10-0x0000000004EA0000-0x0000000004EBE000-memory.dmpFilesize
120KB
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memory/1036-11-0x0000000008250000-0x0000000008251000-memory.dmpFilesize
4KB
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memory/1036-12-0x0000000004D91000-0x0000000004D92000-memory.dmpFilesize
4KB
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memory/1036-13-0x0000000008E70000-0x0000000008E7B000-memory.dmpFilesize
44KB
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memory/1036-14-0x000000000C3D0000-0x000000000C3D1000-memory.dmpFilesize
4KB
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memory/3300-16-0x0000000000423E1A-mapping.dmp
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memory/3300-25-0x00000000055C0000-0x00000000055C1000-memory.dmpFilesize
4KB
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memory/3300-18-0x0000000073EE0000-0x00000000745CE000-memory.dmpFilesize
6.9MB
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memory/3300-21-0x0000000005410000-0x0000000005411000-memory.dmpFilesize
4KB
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memory/3300-22-0x0000000002E80000-0x0000000002E81000-memory.dmpFilesize
4KB
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memory/3300-23-0x0000000005C50000-0x0000000005C51000-memory.dmpFilesize
4KB
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memory/3300-24-0x0000000005560000-0x0000000005561000-memory.dmpFilesize
4KB
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memory/3300-15-0x0000000000400000-0x000000000042A000-memory.dmpFilesize
168KB
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memory/3300-26-0x0000000005630000-0x0000000005631000-memory.dmpFilesize
4KB
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memory/3300-27-0x0000000005640000-0x0000000005641000-memory.dmpFilesize
4KB
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memory/3300-28-0x0000000005870000-0x0000000005871000-memory.dmpFilesize
4KB
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memory/3300-29-0x0000000006B00000-0x0000000006B01000-memory.dmpFilesize
4KB
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memory/3300-30-0x0000000007200000-0x0000000007201000-memory.dmpFilesize
4KB
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memory/3300-33-0x0000000006D70000-0x0000000006D71000-memory.dmpFilesize
4KB