Analysis
-
max time kernel
141s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
13/05/2024, 10:20
Behavioral task
behavioral1
Sample
b23322dcd97791cb71fb6334b4fd6130_NeikiAnalytics.exe
Resource
win7-20240508-en
General
-
Target
b23322dcd97791cb71fb6334b4fd6130_NeikiAnalytics.exe
-
Size
47KB
-
MD5
b23322dcd97791cb71fb6334b4fd6130
-
SHA1
6b4ba15113c23ea7190252aa2c3357c8c0c338cf
-
SHA256
08707998b12ff7bd313fda087fe0f3a47d288922898a4ce6c0202b766d77b028
-
SHA512
1fcebfebc1bedffc0566029c0507be22c1d97abdeacba2c36a5007522ddce1f5bad79c4f882a6b540078c816c519da8ce49aee5cc311dfcc23654c9b750626da
-
SSDEEP
768:hX0gWvCzuw6Uj9uGi45XOPxV5HNWnnnl000e999vddddIyyyOOtttb2222ewwwwo:6vCzuw6UD9Az5HNWnnn622222ewwwwkr
Malware Config
Signatures
-
Sets file to hidden 1 TTPs 1 IoCs
Modifies file attributes to stop it showing in Explorer etc.
pid Process 2364 attrib.exe -
Deletes itself 1 IoCs
pid Process 2596 cmd.exe -
Executes dropped EXE 1 IoCs
pid Process 2360 ayahost.exe -
resource yara_rule behavioral1/memory/1736-0-0x0000000000400000-0x0000000000416000-memory.dmp upx behavioral1/files/0x000f000000012272-3.dat upx behavioral1/memory/2360-5-0x0000000000400000-0x0000000000416000-memory.dmp upx behavioral1/memory/1736-6-0x0000000000400000-0x0000000000416000-memory.dmp upx behavioral1/memory/2360-7-0x0000000000400000-0x0000000000416000-memory.dmp upx behavioral1/memory/2360-13-0x0000000000400000-0x0000000000416000-memory.dmp upx behavioral1/memory/2360-16-0x0000000000400000-0x0000000000416000-memory.dmp upx behavioral1/memory/2360-19-0x0000000000400000-0x0000000000416000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\Debug\ayahost.exe b23322dcd97791cb71fb6334b4fd6130_NeikiAnalytics.exe File opened for modification C:\Windows\Debug\ayahost.exe attrib.exe File created C:\Windows\Debug\ayahost.exe b23322dcd97791cb71fb6334b4fd6130_NeikiAnalytics.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 ayahost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz ayahost.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1736 b23322dcd97791cb71fb6334b4fd6130_NeikiAnalytics.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1736 wrote to memory of 2364 1736 b23322dcd97791cb71fb6334b4fd6130_NeikiAnalytics.exe 28 PID 1736 wrote to memory of 2364 1736 b23322dcd97791cb71fb6334b4fd6130_NeikiAnalytics.exe 28 PID 1736 wrote to memory of 2364 1736 b23322dcd97791cb71fb6334b4fd6130_NeikiAnalytics.exe 28 PID 1736 wrote to memory of 2364 1736 b23322dcd97791cb71fb6334b4fd6130_NeikiAnalytics.exe 28 PID 1736 wrote to memory of 2596 1736 b23322dcd97791cb71fb6334b4fd6130_NeikiAnalytics.exe 31 PID 1736 wrote to memory of 2596 1736 b23322dcd97791cb71fb6334b4fd6130_NeikiAnalytics.exe 31 PID 1736 wrote to memory of 2596 1736 b23322dcd97791cb71fb6334b4fd6130_NeikiAnalytics.exe 31 PID 1736 wrote to memory of 2596 1736 b23322dcd97791cb71fb6334b4fd6130_NeikiAnalytics.exe 31 -
Views/modifies file attributes 1 TTPs 1 IoCs
pid Process 2364 attrib.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\b23322dcd97791cb71fb6334b4fd6130_NeikiAnalytics.exe"C:\Users\Admin\AppData\Local\Temp\b23322dcd97791cb71fb6334b4fd6130_NeikiAnalytics.exe"1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1736 -
C:\Windows\SysWOW64\attrib.exeattrib +a +s +h +r C:\Windows\Debug\ayahost.exe2⤵
- Sets file to hidden
- Drops file in Windows directory
- Views/modifies file attributes
PID:2364
-
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\B23322~1.EXE > nul2⤵
- Deletes itself
PID:2596
-
-
C:\Windows\Debug\ayahost.exeC:\Windows\Debug\ayahost.exe1⤵
- Executes dropped EXE
- Checks processor information in registry
PID:2360
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
47KB
MD575c863e178af2097f1851725ecf4be46
SHA1790a57ed3432602f3e821dc6dd3c09e5117fbda8
SHA25686a90c773a97be8a443fb9d9986c7e23f39d556051037ff57f5c2346ee630008
SHA51265a3d02be7ef42e55cf6c6cf6fd3ebbe8778f159db52366d45078bb725b1c9968ee56f14a595e83bafcc23a624214dc4d0db52bb1aa1de99ede7a39cdc375265