4812fad900fb80d0f9f7b5183b7c4042c1c694f82f24f30a8a0fd729753feab9

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
30/04/2024, 21:33

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General

Target

4812fad900fb80d0f9f7b5183b7c4042c1c694f82f24f30a8a0fd729753feab9.exe
Size

72KB
MD5

78eb75ec50061c64df4cee97c799da50
SHA1

ce7fc6eaecf7c0dcbf6d1c045ee9ef93bf7ce9e1
SHA256

4812fad900fb80d0f9f7b5183b7c4042c1c694f82f24f30a8a0fd729753feab9
SHA512

ea02695636c322f1b40948e6c88946d9975ae496247797f48e72f711c8ce9353802ba7b7050be82ddb7cd895d3d47bb1d5739a8e0d266de2312b21eef52051b7
SSDEEP

768:x/n3i1kK4GJrydY8O8oM+9asPW+JXr7QILPcMLopRgVdfbII8CQ7QHt08FIsAYaV:x7K8Y1XVVkgVdrI7Q3FIskXJ1d

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\AntiVirusOverride = "25600"	ealnasah.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "25600"	ealnasah.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600"	ealnasah.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "25600"	ealnasah.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
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{45584E43-4c5a-4c49-4558-4E434C5A4c49}\IsInstalled = "1"	ealnasah.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{45584E43-4c5a-4c49-4558-4E434C5A4c49}\StubPath = "C:\\Windows\\system32\\idseacam.exe"	ealnasah.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{45584E43-4c5a-4c49-4558-4E434C5A4c49}	ealnasah.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{45584E43-4c5a-4c49-4558-4E434C5A4c49}\01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123 = "a"	ealnasah.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\Debugger = "C:\\Windows\\system32\\axbokaf-eadom.exe"	ealnasah.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe	ealnasah.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890 = "a"	ealnasah.exe

Executes dropped EXE 2 IoCs

pid	Process
3120	ealnasah.exe
2052	ealnasah.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\UpdatesDisableNotify = "25600"	ealnasah.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "25600"	ealnasah.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "25600"	ealnasah.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600"	ealnasah.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}	ealnasah.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify	ealnasah.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345 = "a"	ealnasah.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\DLLName = "C:\\Windows\\system32\\obpugoac.dll"	ealnasah.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\Startup = "Startup"	ealnasah.exe

Drops file in System32 directory 9 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\axbokaf-eadom.exe	ealnasah.exe
File opened for modification	C:\Windows\SysWOW64\obpugoac.dll	ealnasah.exe
File created	C:\Windows\SysWOW64\obpugoac.dll	ealnasah.exe
File opened for modification	C:\Windows\SysWOW64\ealnasah.exe	ealnasah.exe
File opened for modification	C:\Windows\SysWOW64\ealnasah.exe	4812fad900fb80d0f9f7b5183b7c4042c1c694f82f24f30a8a0fd729753feab9.exe
File created	C:\Windows\SysWOW64\ealnasah.exe	4812fad900fb80d0f9f7b5183b7c4042c1c694f82f24f30a8a0fd729753feab9.exe
File created	C:\Windows\SysWOW64\idseacam.exe	ealnasah.exe
File created	C:\Windows\SysWOW64\axbokaf-eadom.exe	ealnasah.exe
File opened for modification	C:\Windows\SysWOW64\idseacam.exe	ealnasah.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
2052	ealnasah.exe
2052	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe
3120	ealnasah.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3120	ealnasah.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2432 wrote to memory of 3120	2432	4812fad900fb80d0f9f7b5183b7c4042c1c694f82f24f30a8a0fd729753feab9.exe	83
PID 2432 wrote to memory of 3120	2432	4812fad900fb80d0f9f7b5183b7c4042c1c694f82f24f30a8a0fd729753feab9.exe	83
PID 2432 wrote to memory of 3120	2432	4812fad900fb80d0f9f7b5183b7c4042c1c694f82f24f30a8a0fd729753feab9.exe	83
PID 3120 wrote to memory of 616	3120	ealnasah.exe	5
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 2052	3120	ealnasah.exe	84
PID 3120 wrote to memory of 2052	3120	ealnasah.exe	84
PID 3120 wrote to memory of 2052	3120	ealnasah.exe	84
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56
PID 3120 wrote to memory of 3564	3120	ealnasah.exe	56

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:616

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3564
- C:\Users\Admin\AppData\Local\Temp\4812fad900fb80d0f9f7b5183b7c4042c1c694f82f24f30a8a0fd729753feab9.exe
  "C:\Users\Admin\AppData\Local\Temp\4812fad900fb80d0f9f7b5183b7c4042c1c694f82f24f30a8a0fd729753feab9.exe"
  2⤵
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:2432
- - C:\Windows\SysWOW64\ealnasah.exe
    "C:\Windows\SysWOW64\ealnasah.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:3120
  - - C:\Windows\SysWOW64\ealnasah.exe
      --k33p
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      PID:2052

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\axbokaf-eadom.exe

Filesize
73KB

MD5
be39c17ec17e6ea083f5fe41b79757c7

SHA1
453a9955555cee0ec7b5ba6b4bdb610226624bd4

SHA256
30fa692c0648ad5d8ad838bc73d859fac5d94cf46d0f260446427349ee5f2de8

SHA512
3d85c757e26f0d8dbd7214a69ae4c0edf38967f85d6c232d65c75af8f2dcaedbf59913f2e02dd5f899aab2bace977e5cfa4e42512c1cd7a37b3654605810d0cb

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

Filesize
70KB

MD5
1ffa8a33a9c40246bd656d5d20d9d604

SHA1
8666c74af562252677e7432be117c74875f55ebc

SHA256
ce8d4c3477db460dd2f17ffc0a173bf5f2966bea63430a4e2137e2d5226ca058

SHA512
71267007f74b040fb69c788063b0f28235592798c2eff25e7f34d3680eb243f2375b38c3ee77dc7a6a42c7491e8b06428d887ae64399c543c9f4b4295a309506

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

Filesize
72KB

MD5
9233a36c7dc58f577c1ef26648bf3656

SHA1
66683a1c64823913009eb91b7d4ff65c6722866a

SHA256
8ff1287ed1f5078c2ad5c7f7dbd6269c362c17c4820891e6afc3c5dc1cb7d0bd

SHA512
2d333a9ba924e9f85b1c1c848fe6c3091c3933dedf2a7d53f5963f560686bcdb0be27ee36a1ff0894b9a5b4b847e1868fb12668f4f3ba8be76747a85f5b12c4b

Download Submit
C:\Windows\SysWOW64\obpugoac.dll

Filesize
5KB

MD5
f37b21c00fd81bd93c89ce741a88f183

SHA1
b2796500597c68e2f5638e1101b46eaf32676c1c

SHA256
76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

SHA512
252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

Download Submit
memory/2052-48-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2432-3-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/3120-47-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download