Analysis
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max time kernel
149s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
26/12/2023, 21:23
Static task
static1
Behavioral task
behavioral1
Sample
8fbaf88258e1acee8e1c85cb1cd92386.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
8fbaf88258e1acee8e1c85cb1cd92386.exe
Resource
win10v2004-20231215-en
General
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Target
8fbaf88258e1acee8e1c85cb1cd92386.exe
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Size
183KB
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MD5
8fbaf88258e1acee8e1c85cb1cd92386
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SHA1
07375744c64ac222cb863088bb3897533ced6770
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SHA256
4aa74c09b33e85f7de851c4caf58f9cbec4f1ac6fdd1ed231e66e0a3335dd840
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SHA512
665a1e8cb3e9b2101aa6112ce46227aa0313978ddea5bad696d001bdcd70e9b0dc2c26c5a1894ca67b7e0ec16f6404ecc530cb84bc554194c3442940697efbe3
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SSDEEP
3072:hBPe+2TmObY97TkP7r7QYz0vaRUU4I82pdwVP8KmDnYZUpyl+9R2uhYJ5jP:veTmOb0fC/WypdwVkK8nxxhe
Malware Config
Extracted
xtremerat
headnoip.zapto.org
Signatures
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Detect XtremeRAT payload 3 IoCs
resource yara_rule behavioral1/memory/1936-8-0x0000000010000000-0x000000001004D000-memory.dmp family_xtremerat behavioral1/memory/2384-11-0x0000000010000000-0x000000001004D000-memory.dmp family_xtremerat behavioral1/memory/1936-12-0x0000000010000000-0x000000001004D000-memory.dmp family_xtremerat -
XtremeRAT
The XtremeRAT was developed by xtremecoder and has been available since at least 2010, and written in Delphi.
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resource yara_rule behavioral1/memory/1936-8-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral1/memory/2384-11-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral1/memory/1936-12-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral1/memory/1936-5-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral1/memory/1936-3-0x0000000010000000-0x000000001004D000-memory.dmp upx -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2268 set thread context of 1936 2268 8fbaf88258e1acee8e1c85cb1cd92386.exe 20 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2268 8fbaf88258e1acee8e1c85cb1cd92386.exe -
Suspicious use of WriteProcessMemory 19 IoCs
description pid Process procid_target PID 2268 wrote to memory of 1936 2268 8fbaf88258e1acee8e1c85cb1cd92386.exe 20 PID 2268 wrote to memory of 1936 2268 8fbaf88258e1acee8e1c85cb1cd92386.exe 20 PID 2268 wrote to memory of 1936 2268 8fbaf88258e1acee8e1c85cb1cd92386.exe 20 PID 2268 wrote to memory of 1936 2268 8fbaf88258e1acee8e1c85cb1cd92386.exe 20 PID 2268 wrote to memory of 1936 2268 8fbaf88258e1acee8e1c85cb1cd92386.exe 20 PID 2268 wrote to memory of 1936 2268 8fbaf88258e1acee8e1c85cb1cd92386.exe 20 PID 2268 wrote to memory of 1936 2268 8fbaf88258e1acee8e1c85cb1cd92386.exe 20 PID 2268 wrote to memory of 1936 2268 8fbaf88258e1acee8e1c85cb1cd92386.exe 20 PID 2268 wrote to memory of 1936 2268 8fbaf88258e1acee8e1c85cb1cd92386.exe 20 PID 1936 wrote to memory of 2384 1936 8fbaf88258e1acee8e1c85cb1cd92386.exe 18 PID 1936 wrote to memory of 2384 1936 8fbaf88258e1acee8e1c85cb1cd92386.exe 18 PID 1936 wrote to memory of 2384 1936 8fbaf88258e1acee8e1c85cb1cd92386.exe 18 PID 1936 wrote to memory of 2384 1936 8fbaf88258e1acee8e1c85cb1cd92386.exe 18 PID 1936 wrote to memory of 2384 1936 8fbaf88258e1acee8e1c85cb1cd92386.exe 18 PID 1936 wrote to memory of 1804 1936 8fbaf88258e1acee8e1c85cb1cd92386.exe 19 PID 1936 wrote to memory of 1804 1936 8fbaf88258e1acee8e1c85cb1cd92386.exe 19 PID 1936 wrote to memory of 1804 1936 8fbaf88258e1acee8e1c85cb1cd92386.exe 19 PID 1936 wrote to memory of 1804 1936 8fbaf88258e1acee8e1c85cb1cd92386.exe 19 PID 1936 wrote to memory of 1804 1936 8fbaf88258e1acee8e1c85cb1cd92386.exe 19
Processes
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C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe"C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2268 -
C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe"C:\Users\Admin\AppData\Local\Temp\8fbaf88258e1acee8e1c85cb1cd92386.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:1936
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C:\Windows\SysWOW64\svchost.exesvchost.exe1⤵PID:2384
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"1⤵PID:1804