f03277fae0252781be3b81c4a4d18be6f6dfc28eb04c264043e07ae88c3562ed

Analysis

max time kernel
148s
max time network
198s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
29/11/2022, 08:49

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General

Target

f03277fae0252781be3b81c4a4d18be6f6dfc28eb04c264043e07ae88c3562ed.exe
Size

1.4MB
MD5

9dc6c167789e256c7b746a51d7c5d141
SHA1

fd8ba4294d2898307e43d4cf83a7b71e2fbd43b4
SHA256

f03277fae0252781be3b81c4a4d18be6f6dfc28eb04c264043e07ae88c3562ed
SHA512

25cecdffbefb9894c6e2ff49f1b21f27ca2f3dcfdac51836668894f679ceb8f735534df77182a6f2dbb72f584fb39c8a6b06e7172c9d3fa286c35d217efe126c
SSDEEP

24576:yWPiohfget62VyTAbIbQMrOiD7ELeWpHMMlBurDTm5BV6QrechHjsTnnGp:yIhheAsbQSEL/pHMN3mPVh6chITnGp

Score

9^/10

upx

Malware Config

Signatures

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x00090000000133e5-56.dat	acprotect

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x00090000000133e5-56.dat	upx
behavioral1/memory/1352-57-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral1/memory/1352-59-0x0000000010000000-0x000000001003D000-memory.dmp	upx

Loads dropped DLL 1 IoCs

pid	Process
1352	f03277fae0252781be3b81c4a4d18be6f6dfc28eb04c264043e07ae88c3562ed.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 39 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{FFCE7871-70BB-11ED-9F20-E233F62F3A57} = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3d0000003d000000c3040000a2020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "376583816"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000fbec07815684004d899a318f710de6af00000000020000000000106600000001000020000000dd9c4e52c10a8b916e1bd964510d54c85ecbd311baad7f1622a568f09bd8d42d000000000e80000000020000200000007a00e1753f58810237bdd51aea264b2c251586f2fbbf5472699eca59563a3bf820000000f4b1a11ebc261b248fdbc85ecaed0579c7596147d9442efdcc4359c6f94cdbed40000000e78321e4308881e796cd24f165dc91f305d4d11dbd5b8405e3d638b7176425d00b8de839e7b229c0fb70e6525a47d9bce2ed5e7e70256e36b732ce3bb9fdecf8	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = b0c170d4c804d901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1076	iexplore.exe
1076	iexplore.exe

Suspicious use of SetWindowsHookEx 17 IoCs

pid	Process
1352	f03277fae0252781be3b81c4a4d18be6f6dfc28eb04c264043e07ae88c3562ed.exe
1352	f03277fae0252781be3b81c4a4d18be6f6dfc28eb04c264043e07ae88c3562ed.exe
1352	f03277fae0252781be3b81c4a4d18be6f6dfc28eb04c264043e07ae88c3562ed.exe
1076	iexplore.exe
1076	iexplore.exe
1700	IEXPLORE.EXE
1700	IEXPLORE.EXE
1700	IEXPLORE.EXE
1700	IEXPLORE.EXE
1076	iexplore.exe
1076	iexplore.exe
1152	IEXPLORE.EXE
1152	IEXPLORE.EXE
1708	IEXPLORE.EXE
1708	IEXPLORE.EXE
1708	IEXPLORE.EXE
1708	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1352 wrote to memory of 1076	1352	f03277fae0252781be3b81c4a4d18be6f6dfc28eb04c264043e07ae88c3562ed.exe	30
PID 1352 wrote to memory of 1076	1352	f03277fae0252781be3b81c4a4d18be6f6dfc28eb04c264043e07ae88c3562ed.exe	30
PID 1352 wrote to memory of 1076	1352	f03277fae0252781be3b81c4a4d18be6f6dfc28eb04c264043e07ae88c3562ed.exe	30
PID 1352 wrote to memory of 1076	1352	f03277fae0252781be3b81c4a4d18be6f6dfc28eb04c264043e07ae88c3562ed.exe	30
PID 1076 wrote to memory of 1700	1076	iexplore.exe	31
PID 1076 wrote to memory of 1700	1076	iexplore.exe	31
PID 1076 wrote to memory of 1700	1076	iexplore.exe	31
PID 1076 wrote to memory of 1700	1076	iexplore.exe	31
PID 1352 wrote to memory of 1632	1352	f03277fae0252781be3b81c4a4d18be6f6dfc28eb04c264043e07ae88c3562ed.exe	33
PID 1352 wrote to memory of 1632	1352	f03277fae0252781be3b81c4a4d18be6f6dfc28eb04c264043e07ae88c3562ed.exe	33
PID 1352 wrote to memory of 1632	1352	f03277fae0252781be3b81c4a4d18be6f6dfc28eb04c264043e07ae88c3562ed.exe	33
PID 1352 wrote to memory of 1632	1352	f03277fae0252781be3b81c4a4d18be6f6dfc28eb04c264043e07ae88c3562ed.exe	33
PID 1076 wrote to memory of 1152	1076	iexplore.exe	34
PID 1076 wrote to memory of 1152	1076	iexplore.exe	34
PID 1076 wrote to memory of 1152	1076	iexplore.exe	34
PID 1076 wrote to memory of 1152	1076	iexplore.exe	34
PID 1076 wrote to memory of 1708	1076	iexplore.exe	35
PID 1076 wrote to memory of 1708	1076	iexplore.exe	35
PID 1076 wrote to memory of 1708	1076	iexplore.exe	35
PID 1076 wrote to memory of 1708	1076	iexplore.exe	35

C:\Users\Admin\AppData\Local\Temp\f03277fae0252781be3b81c4a4d18be6f6dfc28eb04c264043e07ae88c3562ed.exe
"C:\Users\Admin\AppData\Local\Temp\f03277fae0252781be3b81c4a4d18be6f6dfc28eb04c264043e07ae88c3562ed.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1352
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" http://tcdgy21.qjwm.com/
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1076
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1076 CREDAT:275457 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:1700
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1076 CREDAT:603140 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:1152
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1076 CREDAT:472074 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:1708
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" http://tcdgy21.qjwm.com/
  2⤵
  PID:1632

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\ZV4C087O.txt

Filesize
533B

MD5
e9d4a6756b158c5b57d42167ff6af16d

SHA1
e490272b195a792fb3d4a1de6c1d47075456387c

SHA256
e422907e0969e04d67e44245a299e9f83b390e314fd7acbdb7374d4ec01f825d

SHA512
5cac719040f0a2beadf724cac4c85b4d5ce24c61a38d6ab1a906459f3953fc661e301dac7fe7223c9947de31a5e89d2eded3f4fae5c7ae7edcc391b98d9c2a4a

Download Submit
\Users\Admin\AppData\Local\Temp\SkinH_EL.dll

Filesize
86KB

MD5
147127382e001f495d1842ee7a9e7912

SHA1
92d1ed56032183c75d4b57d7ce30b1c4ae11dc9b

SHA256
edf679c02ea2e170e67ab20dfc18558e2bfb4ee5d59eceeaea4b1ad1a626c3cc

SHA512
97f5ae90a1bbacfe39b9e0f2954c24f9896cc9dca9d14364c438862996f3bbc04a4aa515742fccb3679d222c1302f5bb40c7eaddd6b5859d2d6ef79490243a4d

Download Submit
memory/1352-54-0x0000000075F51000-0x0000000075F53000-memory.dmp

Filesize
8KB

Download
memory/1352-55-0x0000000000400000-0x000000000068D200-memory.dmp

Filesize
2.6MB

Download
memory/1352-57-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1352-58-0x0000000000400000-0x000000000068D200-memory.dmp

Filesize
2.6MB

Download
memory/1352-59-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1352-60-0x0000000000400000-0x000000000068D200-memory.dmp

Filesize
2.6MB

Download