e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d

General

Target

e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe
Size

223KB
MD5

f2c356f87786627d763d29c3589df241
SHA1

1b9cce8bd5fcbc468935b562218b605201d89cc6
SHA256

e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d
SHA512

1c5d004c6fa4b04809730707a927082df456578a197c5876b15dab0245cde6503d4548668404bedb845d2e79790840fa5e4fc31f9da4bc949417e7cb05513b2b
SSDEEP

3072:DPrvY+VTqmolx0FdkREnTxQTZ2BNi1drKcehD:DPrv3dBSRETi8i1drZ6D

Score

8^/10

persistence upx

Malware Config

Signatures

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/3880-132-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral2/memory/3880-136-0x0000000000400000-0x000000000044B000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Windows\CurrentVersion\Run	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Bhcfcg = "C:\\Users\\Admin\\AppData\\Roaming\\Bhcfcg.scr"	iexplore.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3880 set thread context of 2812	3880	e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe	85

Modifies Internet Explorer settings 1 TTPs 18 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "4011912635"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{1688DE48-756C-11ED-919F-4ECC57E31487} = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31000952"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31000952"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "4011912635"	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2812	e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe
2812	e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe
2812	e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2812	e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe
Token: SeDebugPrivilege	2812	e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe
Token: SeDebugPrivilege	4192	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2216	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2216	IEXPLORE.EXE
2216	IEXPLORE.EXE
2056	IEXPLORE.EXE
2056	IEXPLORE.EXE
2056	IEXPLORE.EXE
2056	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 3880 wrote to memory of 2812	3880	e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe	85
PID 3880 wrote to memory of 2812	3880	e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe	85
PID 3880 wrote to memory of 2812	3880	e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe	85
PID 3880 wrote to memory of 2812	3880	e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe	85
PID 3880 wrote to memory of 2812	3880	e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe	85
PID 3880 wrote to memory of 2812	3880	e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe	85
PID 3880 wrote to memory of 2812	3880	e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe	85
PID 3880 wrote to memory of 2812	3880	e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe	85
PID 3880 wrote to memory of 2812	3880	e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe	85
PID 2812 wrote to memory of 4192	2812	e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe	88
PID 2812 wrote to memory of 4192	2812	e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe	88
PID 2812 wrote to memory of 4192	2812	e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe	88
PID 2812 wrote to memory of 4192	2812	e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe	88
PID 2812 wrote to memory of 4192	2812	e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe	88
PID 4192 wrote to memory of 2216	4192	iexplore.exe	89
PID 4192 wrote to memory of 2216	4192	iexplore.exe	89
PID 4192 wrote to memory of 2216	4192	iexplore.exe	89
PID 2216 wrote to memory of 2056	2216	IEXPLORE.EXE	90
PID 2216 wrote to memory of 2056	2216	IEXPLORE.EXE	90
PID 2216 wrote to memory of 2056	2216	IEXPLORE.EXE	90

C:\Users\Admin\AppData\Local\Temp\e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe
"C:\Users\Admin\AppData\Local\Temp\e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3880
- C:\Users\Admin\AppData\Local\Temp\e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe
  C:\Users\Admin\AppData\Local\Temp\e386c36eefa05d039ca8e896518ee0cc95f63a0c6a41bc220734b2f1ccef743d.exe
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2812
- - C:\Program Files (x86)\Internet Explorer\iexplore.exe
    "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
    3⤵
    - Adds Run key to start application
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:4192
  - - C:\Program Files\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of FindShellTrayWindow
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:2216
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2216 CREDAT:17410 /prefetch:2
        5⤵
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:2056

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2812-134-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2812-137-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2812-138-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2812-139-0x0000000000700000-0x000000000074E000-memory.dmp

Filesize
312KB

Download
memory/2812-140-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2812-141-0x0000000000700000-0x000000000074E000-memory.dmp

Filesize
312KB

Download
memory/3880-132-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3880-136-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads