Analysis
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max time kernel
135s -
max time network
138s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
13-05-2023 14:36
Static task
static1
Behavioral task
behavioral1
Sample
tmp.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
tmp.exe
Resource
win10v2004-20230220-en
General
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Target
tmp.exe
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Size
1.2MB
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MD5
cd7ee7a99ca42119744b7412d0488fa9
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SHA1
734f91a23a1589d19deb6910607145f158f8f478
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SHA256
ad322d1fada253d07e90d48b5c9e7ed6a0fcd12bcc2648df015464da59e66ef0
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SHA512
cd8c855b492e85390a567057923c56b7a8f2983cc636bd1e43b37e31b5997fc454d28a1def4229dea64dc10a46db343971dc3628ef1ad92dedec8c0821fce72c
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SSDEEP
24576:egG1BJHjCU9WxVR364yaBb5HlS4ZJZduLUxOdzUqeO1Gh2d36GMJ:dG1v9oX1dyc7JZdu2OaedBM
Malware Config
Extracted
redline
FREE-APPS
amrican-sport-live-stream.cc:4581
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auth_value
0c9fc6b0cc64520358e3542816da34e2
Signatures
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Detect PureCrypter injector 34 IoCs
resource yara_rule behavioral1/memory/1536-55-0x0000000004F90000-0x0000000005200000-memory.dmp family_purecrypter behavioral1/memory/1536-56-0x0000000004F90000-0x00000000051FA000-memory.dmp family_purecrypter behavioral1/memory/1536-57-0x0000000004F90000-0x00000000051FA000-memory.dmp family_purecrypter behavioral1/memory/1536-59-0x0000000004F90000-0x00000000051FA000-memory.dmp family_purecrypter behavioral1/memory/1536-61-0x0000000004F90000-0x00000000051FA000-memory.dmp family_purecrypter behavioral1/memory/1536-66-0x0000000004F90000-0x00000000051FA000-memory.dmp family_purecrypter behavioral1/memory/1536-63-0x0000000004F90000-0x00000000051FA000-memory.dmp family_purecrypter behavioral1/memory/1536-70-0x0000000004F90000-0x00000000051FA000-memory.dmp family_purecrypter behavioral1/memory/1536-68-0x0000000004F90000-0x00000000051FA000-memory.dmp family_purecrypter behavioral1/memory/1536-74-0x0000000004F90000-0x00000000051FA000-memory.dmp family_purecrypter behavioral1/memory/1536-72-0x0000000004F90000-0x00000000051FA000-memory.dmp family_purecrypter behavioral1/memory/1536-76-0x0000000004F90000-0x00000000051FA000-memory.dmp family_purecrypter behavioral1/memory/1536-82-0x0000000004F90000-0x00000000051FA000-memory.dmp family_purecrypter behavioral1/memory/1536-80-0x0000000004F90000-0x00000000051FA000-memory.dmp family_purecrypter behavioral1/memory/1536-78-0x0000000004F90000-0x00000000051FA000-memory.dmp family_purecrypter behavioral1/memory/1536-92-0x0000000004F90000-0x00000000051FA000-memory.dmp family_purecrypter behavioral1/memory/1536-90-0x0000000004F90000-0x00000000051FA000-memory.dmp family_purecrypter behavioral1/memory/1536-88-0x0000000004F90000-0x00000000051FA000-memory.dmp family_purecrypter behavioral1/memory/1536-86-0x0000000004F90000-0x00000000051FA000-memory.dmp family_purecrypter behavioral1/memory/1536-84-0x0000000004F90000-0x00000000051FA000-memory.dmp family_purecrypter behavioral1/memory/1536-100-0x0000000004F90000-0x00000000051FA000-memory.dmp family_purecrypter behavioral1/memory/1536-98-0x0000000004F90000-0x00000000051FA000-memory.dmp family_purecrypter behavioral1/memory/1536-96-0x0000000004F90000-0x00000000051FA000-memory.dmp family_purecrypter behavioral1/memory/1536-94-0x0000000004F90000-0x00000000051FA000-memory.dmp family_purecrypter behavioral1/memory/1536-120-0x0000000004F90000-0x00000000051FA000-memory.dmp family_purecrypter behavioral1/memory/1536-118-0x0000000004F90000-0x00000000051FA000-memory.dmp family_purecrypter behavioral1/memory/1536-116-0x0000000004F90000-0x00000000051FA000-memory.dmp family_purecrypter behavioral1/memory/1536-114-0x0000000004F90000-0x00000000051FA000-memory.dmp family_purecrypter behavioral1/memory/1536-112-0x0000000004F90000-0x00000000051FA000-memory.dmp family_purecrypter behavioral1/memory/1536-110-0x0000000004F90000-0x00000000051FA000-memory.dmp family_purecrypter behavioral1/memory/1536-108-0x0000000004F90000-0x00000000051FA000-memory.dmp family_purecrypter behavioral1/memory/1536-106-0x0000000004F90000-0x00000000051FA000-memory.dmp family_purecrypter behavioral1/memory/1536-104-0x0000000004F90000-0x00000000051FA000-memory.dmp family_purecrypter behavioral1/memory/1536-102-0x0000000004F90000-0x00000000051FA000-memory.dmp family_purecrypter -
PureCrypter
PureCrypter is a .NET malware loader first seen in early 2021.
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1536 set thread context of 972 1536 tmp.exe 29 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 972 InstallUtil.exe 972 InstallUtil.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1536 tmp.exe Token: SeDebugPrivilege 972 InstallUtil.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1536 wrote to memory of 972 1536 tmp.exe 29 PID 1536 wrote to memory of 972 1536 tmp.exe 29 PID 1536 wrote to memory of 972 1536 tmp.exe 29 PID 1536 wrote to memory of 972 1536 tmp.exe 29 PID 1536 wrote to memory of 972 1536 tmp.exe 29 PID 1536 wrote to memory of 972 1536 tmp.exe 29 PID 1536 wrote to memory of 972 1536 tmp.exe 29 PID 1536 wrote to memory of 972 1536 tmp.exe 29 PID 1536 wrote to memory of 972 1536 tmp.exe 29 PID 1536 wrote to memory of 972 1536 tmp.exe 29 PID 1536 wrote to memory of 972 1536 tmp.exe 29 PID 1536 wrote to memory of 972 1536 tmp.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\tmp.exe"C:\Users\Admin\AppData\Local\Temp\tmp.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1536 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:972
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