f9c3fb8c4254097f61059eac3c5bd35a4658fc4ced350d249dcdffa478cb1cb2

General

Target

f9c3fb8c4254097f61059eac3c5bd35a4658fc4ced350d249dcdffa478cb1cb2.exe
Size

70KB
MD5

7db5185aa216e08c6cf0addd0074756a
SHA1

37a52cb309fb2962d13c8d28aeafb49bc4d165b8
SHA256

f9c3fb8c4254097f61059eac3c5bd35a4658fc4ced350d249dcdffa478cb1cb2
SHA512

d400553a2af9c3f80cc4cfcd5729f7b3b6b3a8366fe1a0cbb7fa4e1da58bf9c67c4688835585ca54a038ac8b0981b0f738dade2c0ce8ca57e90bf383b57ab6b8
SSDEEP

1536:1teqKDlXvCDB04f5Gn/L8FlADNt3d1Hw8sl6r:Olg35GTslA5t3/w87r

Score

10^/10

evasion persistence trojan

Malware Config

Signatures

Windows security bypass 2 TTPs 4 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

ilkenis.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "25600"	ilkenis.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "25600"	ilkenis.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600"	ilkenis.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "25600"	ilkenis.exe

Modifies Installed Components in the registry 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

ilkenis.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{4F41494C-5643-4e59-4F41-494C56434e59}	ilkenis.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{4F41494C-5643-4e59-4F41-494C56434e59}\01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123 = "a"	ilkenis.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{4F41494C-5643-4e59-4F41-494C56434e59}\IsInstalled = "1"	ilkenis.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{4F41494C-5643-4e59-4F41-494C56434e59}\StubPath = "C:\\Windows\\system32\\edkihoac.exe"	ilkenis.exe

Sets file execution options in registry 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

ilkenis.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe	ilkenis.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890 = "a"	ilkenis.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\Debugger = "C:\\Windows\\system32\\akdotoom-icac.exe"	ilkenis.exe

Executes dropped EXE 2 IoCs

Processes:

ilkenis.exeilkenis.exe

pid process

4056 ilkenis.exe
2244 ilkenis.exe

Windows security modification 2 TTPs 4 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

ilkenis.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600"	ilkenis.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "25600"	ilkenis.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "25600"	ilkenis.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "25600"	ilkenis.exe

Modifies WinLogon 2 TTPs 5 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

Processes:

ilkenis.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345 = "a"	ilkenis.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\DLLName = "C:\\Windows\\system32\\elgedur-tid.dll"	ilkenis.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\Startup = "Startup"	ilkenis.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}	ilkenis.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify	ilkenis.exe

Drops file in System32 directory 9 IoCs

Processes:

ilkenis.exef9c3fb8c4254097f61059eac3c5bd35a4658fc4ced350d249dcdffa478cb1cb2.exe

description	ioc	process
File created	C:\Windows\SysWOW64\elgedur-tid.dll	ilkenis.exe
File opened for modification	C:\Windows\SysWOW64\ilkenis.exe	ilkenis.exe
File opened for modification	C:\Windows\SysWOW64\ilkenis.exe	f9c3fb8c4254097f61059eac3c5bd35a4658fc4ced350d249dcdffa478cb1cb2.exe
File opened for modification	C:\Windows\SysWOW64\edkihoac.exe	ilkenis.exe
File created	C:\Windows\SysWOW64\edkihoac.exe	ilkenis.exe
File opened for modification	C:\Windows\SysWOW64\elgedur-tid.dll	ilkenis.exe
File created	C:\Windows\SysWOW64\ilkenis.exe	f9c3fb8c4254097f61059eac3c5bd35a4658fc4ced350d249dcdffa478cb1cb2.exe
File opened for modification	C:\Windows\SysWOW64\akdotoom-icac.exe	ilkenis.exe
File created	C:\Windows\SysWOW64\akdotoom-icac.exe	ilkenis.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

ilkenis.exeilkenis.exe

pid	process
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
2244	ilkenis.exe
2244	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe
4056	ilkenis.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

f9c3fb8c4254097f61059eac3c5bd35a4658fc4ced350d249dcdffa478cb1cb2.exeilkenis.exe

description	pid	process
Token: SeDebugPrivilege	3076	f9c3fb8c4254097f61059eac3c5bd35a4658fc4ced350d249dcdffa478cb1cb2.exe
Token: SeDebugPrivilege	4056	ilkenis.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

f9c3fb8c4254097f61059eac3c5bd35a4658fc4ced350d249dcdffa478cb1cb2.exeilkenis.exe

description	pid	process	target process
PID 3076 wrote to memory of 4056	3076	f9c3fb8c4254097f61059eac3c5bd35a4658fc4ced350d249dcdffa478cb1cb2.exe	ilkenis.exe
PID 3076 wrote to memory of 4056	3076	f9c3fb8c4254097f61059eac3c5bd35a4658fc4ced350d249dcdffa478cb1cb2.exe	ilkenis.exe
PID 3076 wrote to memory of 4056	3076	f9c3fb8c4254097f61059eac3c5bd35a4658fc4ced350d249dcdffa478cb1cb2.exe	ilkenis.exe
PID 4056 wrote to memory of 2244	4056	ilkenis.exe	ilkenis.exe
PID 4056 wrote to memory of 2244	4056	ilkenis.exe	ilkenis.exe
PID 4056 wrote to memory of 2244	4056	ilkenis.exe	ilkenis.exe
PID 4056 wrote to memory of 632	4056	ilkenis.exe	winlogon.exe
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE
PID 4056 wrote to memory of 3268	4056	ilkenis.exe	Explorer.EXE

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:632

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3268
- C:\Users\Admin\AppData\Local\Temp\f9c3fb8c4254097f61059eac3c5bd35a4658fc4ced350d249dcdffa478cb1cb2.exe
  "C:\Users\Admin\AppData\Local\Temp\f9c3fb8c4254097f61059eac3c5bd35a4658fc4ced350d249dcdffa478cb1cb2.exe"
  2⤵
  - Drops file in System32 directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3076
- - C:\Windows\SysWOW64\ilkenis.exe
    "C:\Windows\system32\ilkenis.exe"
    3⤵
    - Windows security bypass
    - Modifies Installed Components in the registry
    - Sets file execution options in registry
    - Executes dropped EXE
    - Windows security modification
    - Modifies WinLogon
    - Drops file in System32 directory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:4056
  - - C:\Windows\SysWOW64\ilkenis.exe
      --k33p
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      PID:2244

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3976 --field-trial-handle=2248,i,10247514684337323751,15511974759131734137,262144 --variations-seed-version /prefetch:8
1⤵
PID:3876

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

3

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Winlogon Helper DLL

1

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

3

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Winlogon Helper DLL

1

T1547.004

Defense Evasion

Impair Defenses

2

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\akdotoom-icac.exe

Filesize
74KB

MD5
21e5a5714c7ade7da96e170d10d1e335

SHA1
4736c4337a2e012170265ff362a1fc253beafee0

SHA256
b8235439adf73c8d564781bb250279d8d521f3d5f7797a66a3b2d680e095a050

SHA512
88827ac6410a404f391b19b18dff7af4c0519bfe2b69efb49a7f0029646b8d0780ff7943b0282af59c09dfd3ede83f294ae8dbb6872bdf7ff21781cf72f96cff

Download Submit
C:\Windows\SysWOW64\edkihoac.exe

Filesize
73KB

MD5
4d2798602ee67a40691ea15ca87b5aeb

SHA1
d055338e3653f1a6669d56c30ffac93f83e2cd78

SHA256
e88e9fc3069e1f336d0a415dcd780635f1940f68546363ebdc3f3b3c1d7f263e

SHA512
595cfdd50732fea161b40ccd24b8a8b37bcac7a82b81524d0c804ac2553d83add4e7fb82f9aae7ae2c1d3bdde23db267018e93546169c9c1d089d9a30875f264

Download Submit
C:\Windows\SysWOW64\elgedur-tid.dll

Filesize
5KB

MD5
f37b21c00fd81bd93c89ce741a88f183

SHA1
b2796500597c68e2f5638e1101b46eaf32676c1c

SHA256
76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

SHA512
252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

Download Submit
C:\Windows\SysWOW64\ilkenis.exe

Filesize
70KB

MD5
7db5185aa216e08c6cf0addd0074756a

SHA1
37a52cb309fb2962d13c8d28aeafb49bc4d165b8

SHA256
f9c3fb8c4254097f61059eac3c5bd35a4658fc4ced350d249dcdffa478cb1cb2

SHA512
d400553a2af9c3f80cc4cfcd5729f7b3b6b3a8366fe1a0cbb7fa4e1da58bf9c67c4688835585ca54a038ac8b0981b0f738dade2c0ce8ca57e90bf383b57ab6b8

Download Submit
memory/2244-41-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3076-6-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4056-40-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads