55c6714b6b9f7649f22be6d50fd59647839d6a48ea1bb61be1f6eada34ff8ea8

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
03-06-2024 19:53

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General

Target

a585094f5862bab86b6c0446fbf27ec0_NeikiAnalytics.exe
Size

284KB
MD5

a585094f5862bab86b6c0446fbf27ec0
SHA1

eee71be394f4ef2c93715d78a83aa014fee2d406
SHA256

55c6714b6b9f7649f22be6d50fd59647839d6a48ea1bb61be1f6eada34ff8ea8
SHA512

8f267f6a4b90cae91ff97f19cbbedc43ba6ac06de9e8a4d657e2cf8d9731dbaec16547bf12da5e582f3fe7c6cb4e008c2e04bfb76352a9eb3b8de3536027d4ff
SSDEEP

3072:KSQ0EWVwZhKxC5Rt+k60Zh+qw6PYSsszfHZTZJ2lu:KPA6wxmuJspr2l

Score

8^/10

persistence upx

Malware Config

Signatures

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\573 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\msvdbemi.com"	svchost.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Control Panel\International\Geo\Nation	a585094f5862bab86b6c0446fbf27ec0_NeikiAnalytics.exe

Executes dropped EXE 3 IoCs

pid	Process
4616	skyrpe.exe
4068	skyrpe.exe
1968	skyrpe.exe

UPX packed file 7 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/1104-6-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1104-10-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1104-11-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1104-12-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1104-40-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/1104-54-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4068-66-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Skype = "C:\\Users\\Admin\\AppData\\Roaming\\skype\\skyrpe.exe"	reg.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\disk\enum	skyrpe.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	skyrpe.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4368 set thread context of 1104	4368	a585094f5862bab86b6c0446fbf27ec0_NeikiAnalytics.exe	87
PID 4616 set thread context of 4068	4616	skyrpe.exe	97
PID 4616 set thread context of 1968	4616	skyrpe.exe	98

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\PROGRA~3\LOCALS~1\Temp\msvdbemi.com	svchost.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1968	skyrpe.exe
1968	skyrpe.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1968	skyrpe.exe

Suspicious use of AdjustPrivilegeToken 57 IoCs

description	pid	Process
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe
Token: SeDebugPrivilege	4068	skyrpe.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4368	a585094f5862bab86b6c0446fbf27ec0_NeikiAnalytics.exe
1104	a585094f5862bab86b6c0446fbf27ec0_NeikiAnalytics.exe
4616	skyrpe.exe
4068	skyrpe.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 4368 wrote to memory of 1104	4368	a585094f5862bab86b6c0446fbf27ec0_NeikiAnalytics.exe	87
PID 4368 wrote to memory of 1104	4368	a585094f5862bab86b6c0446fbf27ec0_NeikiAnalytics.exe	87
PID 4368 wrote to memory of 1104	4368	a585094f5862bab86b6c0446fbf27ec0_NeikiAnalytics.exe	87
PID 4368 wrote to memory of 1104	4368	a585094f5862bab86b6c0446fbf27ec0_NeikiAnalytics.exe	87
PID 4368 wrote to memory of 1104	4368	a585094f5862bab86b6c0446fbf27ec0_NeikiAnalytics.exe	87
PID 4368 wrote to memory of 1104	4368	a585094f5862bab86b6c0446fbf27ec0_NeikiAnalytics.exe	87
PID 4368 wrote to memory of 1104	4368	a585094f5862bab86b6c0446fbf27ec0_NeikiAnalytics.exe	87
PID 4368 wrote to memory of 1104	4368	a585094f5862bab86b6c0446fbf27ec0_NeikiAnalytics.exe	87
PID 1104 wrote to memory of 4500	1104	a585094f5862bab86b6c0446fbf27ec0_NeikiAnalytics.exe	88
PID 1104 wrote to memory of 4500	1104	a585094f5862bab86b6c0446fbf27ec0_NeikiAnalytics.exe	88
PID 1104 wrote to memory of 4500	1104	a585094f5862bab86b6c0446fbf27ec0_NeikiAnalytics.exe	88
PID 4500 wrote to memory of 3628	4500	cmd.exe	91
PID 4500 wrote to memory of 3628	4500	cmd.exe	91
PID 4500 wrote to memory of 3628	4500	cmd.exe	91
PID 1104 wrote to memory of 4616	1104	a585094f5862bab86b6c0446fbf27ec0_NeikiAnalytics.exe	92
PID 1104 wrote to memory of 4616	1104	a585094f5862bab86b6c0446fbf27ec0_NeikiAnalytics.exe	92
PID 1104 wrote to memory of 4616	1104	a585094f5862bab86b6c0446fbf27ec0_NeikiAnalytics.exe	92
PID 4616 wrote to memory of 4068	4616	skyrpe.exe	97
PID 4616 wrote to memory of 4068	4616	skyrpe.exe	97
PID 4616 wrote to memory of 4068	4616	skyrpe.exe	97
PID 4616 wrote to memory of 4068	4616	skyrpe.exe	97
PID 4616 wrote to memory of 4068	4616	skyrpe.exe	97
PID 4616 wrote to memory of 4068	4616	skyrpe.exe	97
PID 4616 wrote to memory of 4068	4616	skyrpe.exe	97
PID 4616 wrote to memory of 4068	4616	skyrpe.exe	97
PID 4616 wrote to memory of 1968	4616	skyrpe.exe	98
PID 4616 wrote to memory of 1968	4616	skyrpe.exe	98
PID 4616 wrote to memory of 1968	4616	skyrpe.exe	98
PID 4616 wrote to memory of 1968	4616	skyrpe.exe	98
PID 4616 wrote to memory of 1968	4616	skyrpe.exe	98
PID 4616 wrote to memory of 1968	4616	skyrpe.exe	98
PID 1968 wrote to memory of 4864	1968	skyrpe.exe	99
PID 1968 wrote to memory of 4864	1968	skyrpe.exe	99
PID 1968 wrote to memory of 4864	1968	skyrpe.exe	99

C:\Users\Admin\AppData\Local\Temp\a585094f5862bab86b6c0446fbf27ec0_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\a585094f5862bab86b6c0446fbf27ec0_NeikiAnalytics.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4368
- C:\Users\Admin\AppData\Local\Temp\a585094f5862bab86b6c0446fbf27ec0_NeikiAnalytics.exe
  "C:\Users\Admin\AppData\Local\Temp\a585094f5862bab86b6c0446fbf27ec0_NeikiAnalytics.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1104
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\DTTRA.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4500
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Skype" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe" /f
      4⤵
      Adds Run key to start application
      PID:3628
- - C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
    "C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:4616
  - - C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
      "C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:4068
  - - C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
      "C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe"
      4⤵
      Executes dropped EXE
      Maps connected drives based on registry
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of WriteProcessMemory
      PID:1968
    - - C:\Windows\SysWOW64\svchost.exe
        
        C:\Windows\syswow64\svchost.exe
        5⤵
        Adds policy Run key to start application
        Drops file in Program Files directory
        
        PID:4864

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\DTTRA.txt

Filesize
139B

MD5
0654f004b2e314bad7f75867e91da37d

SHA1
4232c22e7340b12108d86e3cb35ed288a3dbc7f1

SHA256
ead325a060300a9606a3f0f14694be39a3e4006a60c6c3eb0bea5d6f98192249

SHA512
dda135cdfca90a742d42b4c7a5e7f5df6580ec428302a8f0c311f5b92eb08dda75774e0c7497110faffbe2dfa02b30d2dfe35ec2848a275f53be8d930c7aa553

Download Submit
C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe

Filesize
284KB

MD5
381ba3c04f95aa434d7a4e6becc11284

SHA1
4891400766772fc374a4c3bc1ffe0709602c803d

SHA256
89d7a61c5fc595acca45dd77366e46add230b9009e46ae5a017ebd8804236b73

SHA512
d510ec953744b314129c8a7edf09bb4a1fdb1d2138b93b5daf46f2c59273c434211c4662afb5b7c61c78e81c4829a110ec867d1b38ec31e346701f83ff6175d2

Download Submit
memory/1104-54-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1104-6-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1104-40-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1104-10-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1104-11-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1104-12-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1968-46-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1968-51-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4068-66-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4368-8-0x00000000001D0000-0x00000000001D1000-memory.dmp

Filesize
4KB

Download
memory/4368-7-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/4368-0-0x0000000000400000-0x000000000044D000-memory.dmp

Filesize
308KB

Download
memory/4368-5-0x00000000021D0000-0x00000000021D1000-memory.dmp

Filesize
4KB

Download
memory/4368-3-0x00000000021D0000-0x00000000021D1000-memory.dmp

Filesize
4KB

Download
memory/4368-4-0x00000000021E0000-0x00000000021E1000-memory.dmp

Filesize
4KB

Download
memory/4616-36-0x0000000000400000-0x000000000044D000-memory.dmp

Filesize
308KB

Download
memory/4616-39-0x0000000000400000-0x000000000044D000-memory.dmp

Filesize
308KB

Download
memory/4616-48-0x0000000000400000-0x000000000044D000-memory.dmp

Filesize
308KB

Download
memory/4864-58-0x0000000000840000-0x0000000000845000-memory.dmp

Filesize
20KB

Download
memory/4864-60-0x0000000000E40000-0x0000000000E45000-memory.dmp

Filesize
20KB

Download
memory/4864-64-0x0000000000E40000-0x0000000000E45000-memory.dmp

Filesize
20KB

Download