4ec856045b887fd15a56928f33c83e2e9c0e9c65d2d475e9471628786645729a

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
06/03/2024, 05:24

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General

Target

b69c1cc54ffb602ec290a4a5271f3ea5.exe
Size

55KB
MD5

b69c1cc54ffb602ec290a4a5271f3ea5
SHA1

dd66d0163532b910002d4e358a4b7cbb86ba416f
SHA256

4ec856045b887fd15a56928f33c83e2e9c0e9c65d2d475e9471628786645729a
SHA512

bb23d085e3600eab301947f1eda90400c8fc1bed96771de6f412eddb3d389efc5ad2eca37374547955cebd365dad7c0d11cbbcd390502b4ffa2c1820bcc5230a
SSDEEP

1536:2hqBOgE1yhLnvcrIgS012gMX6SRR9HTg7:x9LnkrIuz+w

Score

7^/10

upx

Malware Config

Signatures

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x000400000001e5eb-1.dat	acprotect

Loads dropped DLL 4 IoCs

pid	Process
1300	b69c1cc54ffb602ec290a4a5271f3ea5.exe
1300	b69c1cc54ffb602ec290a4a5271f3ea5.exe
1712	IEXPLORE.EXE
1712	IEXPLORE.EXE

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000400000001e5eb-1.dat	upx
behavioral2/memory/1300-6-0x0000000002DE0000-0x0000000002DEE000-memory.dmp	upx
behavioral2/memory/1300-20-0x0000000002DE0000-0x0000000002DEE000-memory.dmp	upx

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\msntrans.dll	b69c1cc54ffb602ec290a4a5271f3ea5.exe

Modifies Internet Explorer settings 1 TTPs 28 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31092614"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000068224481a8b3d349b57460395a3447ba00000000020000000000106600000001000020000000dc8464494a0e8beeb0a7fbfb88a1b6ed47e01527c7c423fa86f0c63d3ee08756000000000e80000000020000200000001cf0c69de57b232676a052cdd291fd77a10a9ac9bd8e98aa7a56b17611646eda200000003b77e215b4e222a4293ccd6c82d04899c44e29e65693f8c62e39ee3fc1269545400000006c2291f54122c8a81c2ab50ebc373733ea595803acba1bfca097a450620fe7ff82857dfe6c039e8eec64d1857091fa362ab78d1ae1044727abd1e5eecc40d16e	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\SOFTWARE\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000068224481a8b3d349b57460395a3447ba00000000020000000000106600000001000020000000242c9d522eb41833ef539fe4174214e0550812581816ba1917178b9b5abd8227000000000e8000000002000020000000b97260532779fe8dac5214e8e07a835c0bb1393a45803537a6cc2eb80f1e375520000000c4ad3ca53e636a434e649887500bf4324cf4fd7378f7ff958c2bc9e9dc1170464000000048d0a82f74c8392ff51cec5e56bfc9b0352d58e122694a2191cb2a8fe8954542a9f49b9391daa38017412c670947c6fc45e9a30ba64d7564b2ae4b0f5695c701	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3033489259"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3033489259"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31092614"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\""	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 50fddfb4866fda01	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 3073e9b4866fda01	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Software\Microsoft\Internet Explorer\MINIE	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{DFD46384-DB79-11EE-B3C6-C69DB2B6DED0} = "0"	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5076	iexplore.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
5076	iexplore.exe
5076	iexplore.exe
1712	IEXPLORE.EXE
1712	IEXPLORE.EXE
1300	b69c1cc54ffb602ec290a4a5271f3ea5.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5076 wrote to memory of 1712	5076	iexplore.exe	89
PID 5076 wrote to memory of 1712	5076	iexplore.exe	89
PID 5076 wrote to memory of 1712	5076	iexplore.exe	89

C:\Users\Admin\AppData\Local\Temp\b69c1cc54ffb602ec290a4a5271f3ea5.exe
"C:\Users\Admin\AppData\Local\Temp\b69c1cc54ffb602ec290a4a5271f3ea5.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
PID:1300

C:\Program Files (x86)\Internet Explorer\ielowutil.exe
"C:\Program Files (x86)\Internet Explorer\ielowutil.exe" -CLSID:{0002DF01-0000-0000-C000-000000000046} -Embedding
1⤵
PID:320

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5076
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:5076 CREDAT:17410 /prefetch:2
  2⤵
  - Loads dropped DLL
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1712

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\msntrans.dll

Filesize
11KB

MD5
96d07ae3886b72407550c268f16dccf4

SHA1
4efb7d09f5eafa582bf0dd976dd0f2ecfcca1369

SHA256
a5bbacf12989c9072575e2eeec5a0f42d35f8010f555534ff5d21084f8cb1ef0

SHA512
f0ce4f568472a1c4d2578bebcb157a5e4818b83af3561c2676091d4b530bcd28490c0da3885ab0d4602a662486c6903b1d01e47578317643b9ec359d678a73d6

Download Submit
memory/1300-6-0x0000000002DE0000-0x0000000002DEE000-memory.dmp

Filesize
56KB

Download
memory/1300-19-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1300-20-0x0000000002DE0000-0x0000000002DEE000-memory.dmp

Filesize
56KB

Download