73803ee3186cb46208d8259184d2975f4b2e7ebf4ba88617575a4de228986967

Analysis

max time kernel
149s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
04/05/2024, 20:17

Sharing

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General

Target

fd60af46c1b19c7201125bf349f525ed_JaffaCakes118.exe
Size

70KB
MD5

fd60af46c1b19c7201125bf349f525ed
SHA1

2c27de591fb6557e5f4569ac178d8d6c363a950d
SHA256

73803ee3186cb46208d8259184d2975f4b2e7ebf4ba88617575a4de228986967
SHA512

c2fa3441f9abeae50567df78344154a516dfec160de567fa88109960e497e3ce1fa10175512691a497ae033fd2ffd4ba972914a66abd64d9ac1742acd1978ff9
SSDEEP

1536:1teqKDlXvCDB04f5Gn/L8FlADNt3d1Hw8slX:Olg35GTslA5t3/w8s

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

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

Modifies Installed Components in the registry 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{50594457-4747-5545-5059-445747475545}	oumlomoox-nix.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{50594457-4747-5545-5059-445747475545}\01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123 = "a"	oumlomoox-nix.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{50594457-4747-5545-5059-445747475545}\IsInstalled = "1"	oumlomoox-nix.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{50594457-4747-5545-5059-445747475545}\StubPath = "C:\\Windows\\system32\\upfatud.exe"	oumlomoox-nix.exe

Sets file execution options in registry 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890 = "a"	oumlomoox-nix.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\Debugger = "C:\\Windows\\system32\\olkeasit-eabid.exe"	oumlomoox-nix.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe	oumlomoox-nix.exe

Executes dropped EXE 2 IoCs

pid	Process
1636	oumlomoox-nix.exe
112	oumlomoox-nix.exe

Windows security modification 2 TTPs 4 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

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

Modifies WinLogon 2 TTPs 5 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

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

Drops file in System32 directory 9 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\upfatud.exe	oumlomoox-nix.exe
File opened for modification	C:\Windows\SysWOW64\oumlomoox-nix.exe	oumlomoox-nix.exe
File opened for modification	C:\Windows\SysWOW64\oumlomoox-nix.exe	fd60af46c1b19c7201125bf349f525ed_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\olkeasit-eabid.exe	oumlomoox-nix.exe
File opened for modification	C:\Windows\SysWOW64\upfatud.exe	oumlomoox-nix.exe
File created	C:\Windows\SysWOW64\atraboot-deab.dll	oumlomoox-nix.exe
File created	C:\Windows\SysWOW64\oumlomoox-nix.exe	fd60af46c1b19c7201125bf349f525ed_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\olkeasit-eabid.exe	oumlomoox-nix.exe
File opened for modification	C:\Windows\SysWOW64\atraboot-deab.dll	oumlomoox-nix.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
112	oumlomoox-nix.exe
112	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe
1636	oumlomoox-nix.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2176	fd60af46c1b19c7201125bf349f525ed_JaffaCakes118.exe
Token: SeDebugPrivilege	1636	oumlomoox-nix.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2176 wrote to memory of 1636	2176	fd60af46c1b19c7201125bf349f525ed_JaffaCakes118.exe	85
PID 2176 wrote to memory of 1636	2176	fd60af46c1b19c7201125bf349f525ed_JaffaCakes118.exe	85
PID 2176 wrote to memory of 1636	2176	fd60af46c1b19c7201125bf349f525ed_JaffaCakes118.exe	85
PID 1636 wrote to memory of 608	1636	oumlomoox-nix.exe	5
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 112	1636	oumlomoox-nix.exe	86
PID 1636 wrote to memory of 112	1636	oumlomoox-nix.exe	86
PID 1636 wrote to memory of 112	1636	oumlomoox-nix.exe	86
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57
PID 1636 wrote to memory of 3408	1636	oumlomoox-nix.exe	57

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:608

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3408
- C:\Users\Admin\AppData\Local\Temp\fd60af46c1b19c7201125bf349f525ed_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\fd60af46c1b19c7201125bf349f525ed_JaffaCakes118.exe"
  2⤵
  - Drops file in System32 directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2176
- - C:\Windows\SysWOW64\oumlomoox-nix.exe
    "C:\Windows\system32\oumlomoox-nix.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:1636
  - - C:\Windows\SysWOW64\oumlomoox-nix.exe
      --k33p
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      PID:112

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

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Defense Evasion

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\atraboot-deab.dll

Filesize
5KB

MD5
f37b21c00fd81bd93c89ce741a88f183

SHA1
b2796500597c68e2f5638e1101b46eaf32676c1c

SHA256
76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

SHA512
252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

Download Submit
C:\Windows\SysWOW64\olkeasit-eabid.exe

Filesize
73KB

MD5
998214818ec43654c1e083130d48c952

SHA1
68d3e21753ef59f9eaa00b649bdbbf1ebed5fb73

SHA256
f1ae23a378cc753004b39c7bd2c777f29a14f4681efcf8ca09ff05a4c83485f4

SHA512
e7b0316b95af674a33f361fbe555ce54711eeba713ce507b880dde45f75153b18a1a6ce7fe3d452eedb45e8306a8525bf09ddabb907486a1f820890ebfda4dae

Download Submit
C:\Windows\SysWOW64\oumlomoox-nix.exe

Filesize
70KB

MD5
fd60af46c1b19c7201125bf349f525ed

SHA1
2c27de591fb6557e5f4569ac178d8d6c363a950d

SHA256
73803ee3186cb46208d8259184d2975f4b2e7ebf4ba88617575a4de228986967

SHA512
c2fa3441f9abeae50567df78344154a516dfec160de567fa88109960e497e3ce1fa10175512691a497ae033fd2ffd4ba972914a66abd64d9ac1742acd1978ff9

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

Filesize
72KB

MD5
4472adbca63303ea1ae55fc2085d904c

SHA1
bd4d9cc5ad45f70fc7e722809c5aff3cb7b4962f

SHA256
b9aef6f3ba181d14afab622c6295b32f08a04a549298e51b53c1174f3116bcb1

SHA512
dbe32c36b84d147726f900cf1a2ae2f2191df58b6355eb7c603381ea61cfdf07b7dd43683aa00aac61c6905e676f8e19426f7941c3bb8b0f44a0b63e407937a6

Download Submit
memory/112-50-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1636-49-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2176-6-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download