60541635bdb3c008a9cfa15d8df82d45ec742131c9b4ad1858b558ef7df2af38

General

Target

Material.pdf
Size

350KB
MD5

72c812cf21909a48eb9cceb9e04b865d
SHA1

2dc265f23be4cf7cda328bdf5826601cf4f4bf43
SHA256

39fb927c32221134a423760c5d1f58bca4cbbcc87c891c79e390a22b63608eb4
SHA512

dd246487f348dbba52c7dfaae3f943b0324414c182e0de862db7d23e82ab5362c21b8733cf84af466529c631938fc544d96d78c51ea4330877993e9da7e5cbd3
SSDEEP

6144:zB1De0g/RC7lTqMAwraJOZMtXEHJGPSgwsTx/xE99jvQrZqZDxlK0oZ9TK2A6CO8:6+lq1wWAZMtUHJGPksFJYtdlK5TXuWM

Score

3^/10

Malware Config

Signatures

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 Phishing Filter 1 TTPs 2 IoCs

Modify Registry

T1112

Processes:

iexplore.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\PhishingFilter	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\PhishingFilter\ClientSupported_MigrationTime = 30d4db8ecb30d901	iexplore.exe

Modifies Internet Explorer settings 1 TTPs 30 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\MINIE	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{C694EF11-9CBE-11ED-AFAE-66397CAA4A34} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "381422846"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe

Modifies registry class 11 IoCs

Processes:

rundll32.exeiexplore.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\R11_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\.R11\ = "R11_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\R11_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\R11_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\R11_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\.R11	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\R11_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\R11_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_Classes\Local Settings	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

iexplore.exe

pid process

1424 iexplore.exe
Suspicious use of FindShellTrayWindow 5 IoCs

Processes:

iexplore.exe

pid process

1424 iexplore.exe
1424 iexplore.exe
1424 iexplore.exe
1424 iexplore.exe
1424 iexplore.exe

pid	process
1424	iexplore.exe

pid	process
1424	iexplore.exe
1424	iexplore.exe
1424	iexplore.exe
1424	iexplore.exe
1424	iexplore.exe

Suspicious use of SetWindowsHookEx 16 IoCs

Processes:

AcroRd32.exeiexplore.exeIEXPLORE.EXE

pid	process
1996	AcroRd32.exe
1996	AcroRd32.exe
1996	AcroRd32.exe
1996	AcroRd32.exe
1424	iexplore.exe
1424	iexplore.exe
1792	IEXPLORE.EXE
1792	IEXPLORE.EXE
1424	iexplore.exe
1424	iexplore.exe
1792	IEXPLORE.EXE
1792	IEXPLORE.EXE
1424	iexplore.exe
1424	iexplore.exe
1792	IEXPLORE.EXE
1792	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 26 IoCs

Processes:

AcroRd32.exeiexplore.exerundll32.exe

description	pid	process	target process
PID 1996 wrote to memory of 1424	1996	AcroRd32.exe	iexplore.exe
PID 1996 wrote to memory of 1424	1996	AcroRd32.exe	iexplore.exe
PID 1996 wrote to memory of 1424	1996	AcroRd32.exe	iexplore.exe
PID 1996 wrote to memory of 1424	1996	AcroRd32.exe	iexplore.exe
PID 1424 wrote to memory of 1792	1424	iexplore.exe	IEXPLORE.EXE
PID 1424 wrote to memory of 1792	1424	iexplore.exe	IEXPLORE.EXE
PID 1424 wrote to memory of 1792	1424	iexplore.exe	IEXPLORE.EXE
PID 1424 wrote to memory of 1792	1424	iexplore.exe	IEXPLORE.EXE
PID 1424 wrote to memory of 780	1424	iexplore.exe	rundll32.exe
PID 1424 wrote to memory of 780	1424	iexplore.exe	rundll32.exe
PID 1424 wrote to memory of 780	1424	iexplore.exe	rundll32.exe
PID 780 wrote to memory of 1512	780	rundll32.exe	AcroRd32.exe
PID 780 wrote to memory of 1512	780	rundll32.exe	AcroRd32.exe
PID 780 wrote to memory of 1512	780	rundll32.exe	AcroRd32.exe
PID 780 wrote to memory of 1512	780	rundll32.exe	AcroRd32.exe
PID 1996 wrote to memory of 1304	1996	AcroRd32.exe	iexplore.exe
PID 1996 wrote to memory of 1304	1996	AcroRd32.exe	iexplore.exe
PID 1996 wrote to memory of 1304	1996	AcroRd32.exe	iexplore.exe
PID 1996 wrote to memory of 1304	1996	AcroRd32.exe	iexplore.exe
PID 1424 wrote to memory of 536	1424	iexplore.exe	AcroRd32.exe
PID 1424 wrote to memory of 536	1424	iexplore.exe	AcroRd32.exe
PID 1424 wrote to memory of 536	1424	iexplore.exe	AcroRd32.exe
PID 1424 wrote to memory of 536	1424	iexplore.exe	AcroRd32.exe
PID 1424 wrote to memory of 968	1424	iexplore.exe	iexplore.exe
PID 1424 wrote to memory of 968	1424	iexplore.exe	iexplore.exe
PID 1424 wrote to memory of 968	1424	iexplore.exe	iexplore.exe

C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\Material.pdf"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1996

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" https://a.pomf.cat/hgfetb.R11
2⤵
- Modifies Internet Explorer Phishing Filter
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1424

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1424 CREDAT:275457 /prefetch:2
3⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1792

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\I9NA5QYV\hgfetb.R11
3⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:780

C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\I9NA5QYV\hgfetb.R11"
4⤵
PID:1512

C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\Downloads\hgfetb.R11"
3⤵
PID:536

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\Downloads\hgfetb.R11
3⤵
PID:968

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" https://a.pomf.cat/hgfetb.R11
2⤵
PID:1304

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
Filesize
61KB

MD5
fc4666cbca561e864e7fdf883a9e6661

SHA1
2f8d6094c7a34bf12ea0bbf0d51ee9c5bb7939a5

SHA256
10f3deb6c452d749a7451b5d065f4c0449737e5ee8a44f4d15844b503141e65b

SHA512
c71f54b571e01f247f072be4bbebdf5d8410b67eb79a61e7e0d9853fe857ab9bd12f53e6af3394b935560178107291fc4be351b27deb388eba90ba949633d57d

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize
342B

MD5
7f784809fb7355ef88253e873eaa5a18

SHA1
a9c4a029136174c7f00235240ca8af9a986496f6

SHA256
5a8551e13e4185a0e66c2eca2b9856c98430a705ae0cfe475ec0500159faab6c

SHA512
898e5eeb8ebeafb8fe25185975fa61b6f088c20231cd40ec82a09a5792d7a9548c08e152f858f20362120a233d7011b7a8f2c7e6940adacc71832c958493acf4

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\I9NA5QYV\hgfetb.R11.xlx65cz.partial
Filesize
813KB

MD5
26323ec2ddb6ed0211dcfcac34409697

SHA1
3fab9d3b6782d12e1ac723e83095918d934f90b8

SHA256
8fe2456322a912436f60adb6ca18f068c86a76004849fcaf03cb160158e50031

SHA512
fbf193195fa0bf7ffe7e4b3595e0e8d3cf6d1f6b9664a75c6dc666f3c2e813cdca0dae31879ab17ea27712fbd255c33536b002710f3539e241484c68c32f7832

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\5CB21YYZ.txt
Filesize
608B

MD5
23d57b074fa4c771886369d237f77e08

SHA1
fe8792239fde734f2921676761d7a5aaf6cc7654

SHA256
a636e55dad70ab9e3173f6bc8548fa7796eef21297317e651879f099c23f8a37

SHA512
68edc8c71cb2d00040d099fd1a182c2177a7deb253e853b0998589b7e89c59edfedf676cea78e50eb2744c65e68ec17206c816372064bce8db476d3fb28be309

Download Submit
C:\Users\Admin\Downloads\hgfetb.R11.vwuvkn6.partial
Filesize
813KB

MD5
26323ec2ddb6ed0211dcfcac34409697

SHA1
3fab9d3b6782d12e1ac723e83095918d934f90b8

SHA256
8fe2456322a912436f60adb6ca18f068c86a76004849fcaf03cb160158e50031

SHA512
fbf193195fa0bf7ffe7e4b3595e0e8d3cf6d1f6b9664a75c6dc666f3c2e813cdca0dae31879ab17ea27712fbd255c33536b002710f3539e241484c68c32f7832

Download Submit
memory/536-61-0x0000000000000000-mapping.dmp

Download
memory/780-56-0x0000000000000000-mapping.dmp

Download
memory/780-57-0x000007FEFB831000-0x000007FEFB833000-memory.dmp

Filesize
8KB

Download
memory/1512-58-0x0000000000000000-mapping.dmp

Download
memory/1996-54-0x0000000076031000-0x0000000076033000-memory.dmp

Filesize
8KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads