c525160a6b85475886f0aa622378c561e7ac9aa759de1f556bf5c79c51804529

Analysis

max time kernel
149s
max time network
122s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
25-05-2024 03:07

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General

Target

c525160a6b85475886f0aa622378c561e7ac9aa759de1f556bf5c79c51804529.exe
Size

73KB
MD5

0ccbe157fb8e05f8b0acfd669094b976
SHA1

4cee24a9efae01b532791eb417fb7171a1bf9524
SHA256

c525160a6b85475886f0aa622378c561e7ac9aa759de1f556bf5c79c51804529
SHA512

5e258a94523d6dfe3f7dcbea4fe6006ce0d7297cf24a295203ecd1f22f336494268608d166af61a97d3624621848ba0b1f0f27d6069ef2d58c11dca44c22dc5c
SSDEEP

1536:x/7ylw2jlA6WBRCJKObnTNBbJ6I4WMJvdDlQDhI5erKT3FgmmU:p7H6rbTNSImvplQVIQ0gA

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"	ibsoocook-eacom.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "25600"	ibsoocook-eacom.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600"	ibsoocook-eacom.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "25600"	ibsoocook-eacom.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\{51475451-5a54-5245-5147-54515A545245}	ibsoocook-eacom.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{51475451-5a54-5245-5147-54515A545245}\01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123 = "a"	ibsoocook-eacom.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{51475451-5a54-5245-5147-54515A545245}\IsInstalled = "1"	ibsoocook-eacom.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{51475451-5a54-5245-5147-54515A545245}\StubPath = "C:\\Windows\\system32\\arxoohat.exe"	ibsoocook-eacom.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"	ibsoocook-eacom.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\Debugger = "C:\\Windows\\system32\\fpodad-eahooc.exe"	ibsoocook-eacom.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe	ibsoocook-eacom.exe

Executes dropped EXE 2 IoCs

pid	Process
2092	ibsoocook-eacom.exe
3028	ibsoocook-eacom.exe

Loads dropped DLL 3 IoCs

pid	Process
2984	c525160a6b85475886f0aa622378c561e7ac9aa759de1f556bf5c79c51804529.exe
2984	c525160a6b85475886f0aa622378c561e7ac9aa759de1f556bf5c79c51804529.exe
2092	ibsoocook-eacom.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"	ibsoocook-eacom.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "25600"	ibsoocook-eacom.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "25600"	ibsoocook-eacom.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600"	ibsoocook-eacom.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}	ibsoocook-eacom.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify	ibsoocook-eacom.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345 = "a"	ibsoocook-eacom.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\DLLName = "C:\\Windows\\system32\\algenib.dll"	ibsoocook-eacom.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\Startup = "Startup"	ibsoocook-eacom.exe

Drops file in System32 directory 9 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\ibsoocook-eacom.exe	ibsoocook-eacom.exe
File created	C:\Windows\SysWOW64\ibsoocook-eacom.exe	c525160a6b85475886f0aa622378c561e7ac9aa759de1f556bf5c79c51804529.exe
File opened for modification	C:\Windows\SysWOW64\fpodad-eahooc.exe	ibsoocook-eacom.exe
File created	C:\Windows\SysWOW64\fpodad-eahooc.exe	ibsoocook-eacom.exe
File opened for modification	C:\Windows\SysWOW64\arxoohat.exe	ibsoocook-eacom.exe
File created	C:\Windows\SysWOW64\arxoohat.exe	ibsoocook-eacom.exe
File opened for modification	C:\Windows\SysWOW64\algenib.dll	ibsoocook-eacom.exe
File created	C:\Windows\SysWOW64\algenib.dll	ibsoocook-eacom.exe
File opened for modification	C:\Windows\SysWOW64\ibsoocook-eacom.exe	c525160a6b85475886f0aa622378c561e7ac9aa759de1f556bf5c79c51804529.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
3028	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe
2092	ibsoocook-eacom.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2092	ibsoocook-eacom.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2984 wrote to memory of 2092	2984	c525160a6b85475886f0aa622378c561e7ac9aa759de1f556bf5c79c51804529.exe	28
PID 2984 wrote to memory of 2092	2984	c525160a6b85475886f0aa622378c561e7ac9aa759de1f556bf5c79c51804529.exe	28
PID 2984 wrote to memory of 2092	2984	c525160a6b85475886f0aa622378c561e7ac9aa759de1f556bf5c79c51804529.exe	28
PID 2984 wrote to memory of 2092	2984	c525160a6b85475886f0aa622378c561e7ac9aa759de1f556bf5c79c51804529.exe	28
PID 2092 wrote to memory of 436	2092	ibsoocook-eacom.exe	5
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 3028	2092	ibsoocook-eacom.exe	29
PID 2092 wrote to memory of 3028	2092	ibsoocook-eacom.exe	29
PID 2092 wrote to memory of 3028	2092	ibsoocook-eacom.exe	29
PID 2092 wrote to memory of 3028	2092	ibsoocook-eacom.exe	29
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21
PID 2092 wrote to memory of 1192	2092	ibsoocook-eacom.exe	21

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:436

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1192
- C:\Users\Admin\AppData\Local\Temp\c525160a6b85475886f0aa622378c561e7ac9aa759de1f556bf5c79c51804529.exe
  "C:\Users\Admin\AppData\Local\Temp\c525160a6b85475886f0aa622378c561e7ac9aa759de1f556bf5c79c51804529.exe"
  2⤵
  - Loads dropped DLL
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:2984
- - C:\Windows\SysWOW64\ibsoocook-eacom.exe
    "C:\Windows\SysWOW64\ibsoocook-eacom.exe"
    3⤵
    - Windows security bypass
    - Modifies Installed Components in the registry
    - Sets file execution options in registry
    - Executes dropped EXE
    - Loads dropped DLL
    - Windows security modification
    - Modifies WinLogon
    - Drops file in System32 directory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2092
  - - C:\Windows\SysWOW64\ibsoocook-eacom.exe
      --k33p
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      PID:3028

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\algenib.dll

Filesize
5KB

MD5
f37b21c00fd81bd93c89ce741a88f183

SHA1
b2796500597c68e2f5638e1101b46eaf32676c1c

SHA256
76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

SHA512
252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

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

Filesize
73KB

MD5
422a3f691e392a02e7ca040f3c4c0021

SHA1
f46b464f4e21e01e8bed744ee62fa3e16c31cc67

SHA256
9d2ab92c5dd0be99176ea8af89db2f56fc0e65174d6e5e9f0be825dea976cb62

SHA512
0802dc205fd9ef9f2e8cbd05147a40813fb692af25da06119c46f379517b0dd558f81fd22bef25b0aed94649f49e0a9b9683d4e55c9effcbed3469e956d4ac6b

Download Submit
C:\Windows\SysWOW64\fpodad-eahooc.exe

Filesize
74KB

MD5
73f6604634397534202a27a3df6f1c0d

SHA1
7e5a83af7b8819814e7d4618eeb1cde0b1afb994

SHA256
2c06afadd27e569e76aab417c3a400eaee23409ba3b809189db98b270eef7af1

SHA512
e6b2e412550bca51aeb54e8cf4b88545941bdbadeef469514560529c8974f4bd0aacaa510c82cbf412c64701305e690c809cabdabd73b20cdf6541318c7e0fc6

Download Submit
\Windows\SysWOW64\ibsoocook-eacom.exe

Filesize
71KB

MD5
42ef305bd4945a914bf230bfbed3ea55

SHA1
1b1bb787d651cc3ed60ebc141a6adafad527e96d

SHA256
21a24bc4ef11d39afec9579b7effecc1bec7e863f538e023ab87d68edc51ccb4

SHA512
d6aa0626770f01170612f995a07656efdb21ba605d2602222e83f92749b87f241a2cf3a057cebf3e3513362881b43dbbe4384c102b13b41aae204a7bab9aa50c

Download Submit
memory/2092-53-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2984-7-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/3028-54-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download