icexloader | 34568d7cc3bf1a3c82438c5d6e2b8116a3e270ee18e723450e375b6e41f077d1

General

Target

34568d7cc3bf1a3c82438c5d6e2b8116a3e270ee18e723450e375b6e41f077d1.exe
Size

347KB
MD5

91de3fb29c2b6b09d64e693a6a018146
SHA1

91fbfd49bb7426f118ce8a9d2a781ae170da7fe1
SHA256

34568d7cc3bf1a3c82438c5d6e2b8116a3e270ee18e723450e375b6e41f077d1
SHA512

f8e827c8616804c90900eb69eba63c2f6c33f4ef0532adcd1eee485195d4994e891afb92151648cd17b6ffada3badfd939d6bdd9535471f5a7152c27c82e2508

Score

10^/10

icexloader loader persistence

Malware Config

Signatures

icexloader
IceXLoader is a downloader used to deliver other malware families.
loader icexloader

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\OApp.exe	34568d7cc3bf1a3c82438c5d6e2b8116a3e270ee18e723450e375b6e41f077d1.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2783062828-828903012-4218294845-1000\Software\Microsoft\Windows\CurrentVersion\Run	34568d7cc3bf1a3c82438c5d6e2b8116a3e270ee18e723450e375b6e41f077d1.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2783062828-828903012-4218294845-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\OApp = "\"C:\\Users\\Admin\\AppData\\Roaming\\OApp.exe\""	34568d7cc3bf1a3c82438c5d6e2b8116a3e270ee18e723450e375b6e41f077d1.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	34568d7cc3bf1a3c82438c5d6e2b8116a3e270ee18e723450e375b6e41f077d1.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\OApp = "\"C:\\Users\\Admin\\AppData\\Roaming\\OApp.exe\""	34568d7cc3bf1a3c82438c5d6e2b8116a3e270ee18e723450e375b6e41f077d1.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1812	powershell.exe
1812	powershell.exe
4916	powershell.exe
4916	powershell.exe
3528	powershell.exe
3528	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1812	powershell.exe
Token: SeDebugPrivilege	4916	powershell.exe
Token: SeDebugPrivilege	3528	powershell.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4252 wrote to memory of 1720	4252	34568d7cc3bf1a3c82438c5d6e2b8116a3e270ee18e723450e375b6e41f077d1.exe	78
PID 4252 wrote to memory of 1720	4252	34568d7cc3bf1a3c82438c5d6e2b8116a3e270ee18e723450e375b6e41f077d1.exe	78
PID 4252 wrote to memory of 1720	4252	34568d7cc3bf1a3c82438c5d6e2b8116a3e270ee18e723450e375b6e41f077d1.exe	78
PID 1720 wrote to memory of 1812	1720	cmd.exe	80
PID 1720 wrote to memory of 1812	1720	cmd.exe	80
PID 1720 wrote to memory of 1812	1720	cmd.exe	80
PID 1720 wrote to memory of 4916	1720	cmd.exe	81
PID 1720 wrote to memory of 4916	1720	cmd.exe	81
PID 1720 wrote to memory of 4916	1720	cmd.exe	81
PID 1720 wrote to memory of 3528	1720	cmd.exe	82
PID 1720 wrote to memory of 3528	1720	cmd.exe	82
PID 1720 wrote to memory of 3528	1720	cmd.exe	82

C:\Users\Admin\AppData\Local\Temp\34568d7cc3bf1a3c82438c5d6e2b8116a3e270ee18e723450e375b6e41f077d1.exe
"C:\Users\Admin\AppData\Local\Temp\34568d7cc3bf1a3c82438c5d6e2b8116a3e270ee18e723450e375b6e41f077d1.exe"
1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4252
- C:\Windows\SysWOW64\cmd.exe
  cmd /c "C:\Users\Admin\AppData\Local\Temp\file.bat"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1720
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    powershell -Command Set-MpPreference -DisableRealtimeMonitoring $true
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1812
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    powershell -Command Add-MpPreference -ExclusionExtension "C:\Users\Admin\AppData\Roaming\OApp\.exe"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4916
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    powershell -Command Add-MpPreference -ExclusionPath "C:\Users\Admin"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3528

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
66efdaae39a4e060182da41f4c34aa01

SHA1
e17d02ea96e2fe5a3e9edce74e51f1b9b9586236

SHA256
4cbdddaecc1f143c2750a8c8e848c9e53978e52a45227111bf606e6b51fc5922

SHA512
5b13224b9ec0f6fc3735f08d6a73f16afc5927021e422f1db07ead2738b79baf8210285eb5ed5177e5149a604c9e91074aef5ba0381e55c5d897dd45160951e0

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
3dc4cb60a599844d56aabc76037081b1

SHA1
c894bbcc0dd9da179de2cc04262446bf96dce773

SHA256
3a01374f96a2280a5f0f9ae06a4f311b3d656827ba3b4286ff30b4b27b516b68

SHA512
0bb26b2fdd456a968c12ffbadd8448eabcecd4f594d07a3bbdba4cc02009895beaa11c0f8f76a1248840b829fb36082219eae9d3dd9eb70772feea53c1cc1f5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\file.bat

Filesize
238B

MD5
33523feaa8b71659f33821ba1f1888eb

SHA1
d32e8a5048601b642e766c33873590b5fcf8603a

SHA256
b9fa2d3b027597ab775e82d351d2e0d1f8c1e263bcc95d6f40254cd665c59449

SHA512
79741c6f9b5e1c5cc482576ff12d937452aeedcd16b840a8621e73875d61ca9ca2e12aef0bb6776f275692af5e32f19695f46f297a9057b8e4ec78202cff7c07

Download Submit
memory/1812-142-0x00000000074E0000-0x0000000007B5A000-memory.dmp

Filesize
6.5MB

Download
memory/1812-146-0x00000000070E0000-0x00000000070EE000-memory.dmp

Filesize
56KB

Download
memory/1812-137-0x0000000005480000-0x00000000054E6000-memory.dmp

Filesize
408KB

Download
memory/1812-138-0x0000000005BA0000-0x0000000005BBE000-memory.dmp

Filesize
120KB

Download
memory/1812-139-0x0000000006160000-0x0000000006192000-memory.dmp

Filesize
200KB

Download
memory/1812-140-0x0000000070470000-0x00000000704BC000-memory.dmp

Filesize
304KB

Download
memory/1812-141-0x0000000006130000-0x000000000614E000-memory.dmp

Filesize
120KB

Download
memory/1812-135-0x0000000004BE0000-0x0000000004C02000-memory.dmp

Filesize
136KB

Download
memory/1812-143-0x0000000006EA0000-0x0000000006EBA000-memory.dmp

Filesize
104KB

Download
memory/1812-144-0x0000000006F00000-0x0000000006F0A000-memory.dmp

Filesize
40KB

Download
memory/1812-145-0x0000000007130000-0x00000000071C6000-memory.dmp

Filesize
600KB

Download
memory/1812-136-0x0000000005410000-0x0000000005476000-memory.dmp

Filesize
408KB

Download
memory/1812-147-0x00000000071D0000-0x00000000071EA000-memory.dmp

Filesize
104KB

Download
memory/1812-148-0x0000000007120000-0x0000000007128000-memory.dmp

Filesize
32KB

Download
memory/1812-134-0x0000000004C70000-0x0000000005298000-memory.dmp

Filesize
6.2MB

Download
memory/1812-133-0x0000000004600000-0x0000000004636000-memory.dmp

Filesize
216KB

Download
memory/3528-155-0x0000000070470000-0x00000000704BC000-memory.dmp

Filesize
304KB

Download
memory/4916-152-0x0000000070470000-0x00000000704BC000-memory.dmp

Filesize
304KB

Download

Analysis

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