c1905476057ed22c0b7e8b9eee8f3639f293785a37e022cc81082ccb5d4a72ce

General

Target

c1905476057ed22c0b7e8b9eee8f3639f293785a37e022cc81082ccb5d4a72ce.exe
Size

320KB
MD5

2dde4c8fce4828bf2ae9ef3bd46adda1
SHA1

86bf43a8132ff2f1013635fb6ef6185e71398222
SHA256

c1905476057ed22c0b7e8b9eee8f3639f293785a37e022cc81082ccb5d4a72ce
SHA512

0e21e533558371c64aa9bf981892f1468edb3dba42dedbd8e0796b19acca293108279ae9dd999c54c13dd5201274ced01e342994c2e0f7545731134942f426d0
SSDEEP

3072:NgXdZt9P6D3XJjKaj8l9nv0Z2UfiY1zXqWSmnwuJcDSLHPHeqQpU:Ne34hKaj8v0Z2Uq2fdCcZf

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 8 IoCs

Processes:

c1905476057ed22c0b7e8b9eee8f3639f293785a37e022cc81082ccb5d4a72ce.exe

pid	process
2040	c1905476057ed22c0b7e8b9eee8f3639f293785a37e022cc81082ccb5d4a72ce.exe
2040	c1905476057ed22c0b7e8b9eee8f3639f293785a37e022cc81082ccb5d4a72ce.exe
2040	c1905476057ed22c0b7e8b9eee8f3639f293785a37e022cc81082ccb5d4a72ce.exe
2040	c1905476057ed22c0b7e8b9eee8f3639f293785a37e022cc81082ccb5d4a72ce.exe
2040	c1905476057ed22c0b7e8b9eee8f3639f293785a37e022cc81082ccb5d4a72ce.exe
2040	c1905476057ed22c0b7e8b9eee8f3639f293785a37e022cc81082ccb5d4a72ce.exe
2040	c1905476057ed22c0b7e8b9eee8f3639f293785a37e022cc81082ccb5d4a72ce.exe
2040	c1905476057ed22c0b7e8b9eee8f3639f293785a37e022cc81082ccb5d4a72ce.exe

Drops file in Program Files directory 1 IoCs

Processes:

c1905476057ed22c0b7e8b9eee8f3639f293785a37e022cc81082ccb5d4a72ce.exe

description	ioc	process
File created	C:\Program Files (x86)\SetupInstall\Uninstall.exe	c1905476057ed22c0b7e8b9eee8f3639f293785a37e022cc81082ccb5d4a72ce.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 23 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
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\Recovery\AdminActive	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\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\IntelliForms	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\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	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
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\InternetRegistry	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 (int)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{035B4BD1-6B2B-11ED-A314-4E1FE69E5DC1} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	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\IETld\LowMic	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\Toolbar	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\LowRegistry\DOMStorage	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

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

c1905476057ed22c0b7e8b9eee8f3639f293785a37e022cc81082ccb5d4a72ce.exe

pid	process
2040	c1905476057ed22c0b7e8b9eee8f3639f293785a37e022cc81082ccb5d4a72ce.exe
2040	c1905476057ed22c0b7e8b9eee8f3639f293785a37e022cc81082ccb5d4a72ce.exe
2040	c1905476057ed22c0b7e8b9eee8f3639f293785a37e022cc81082ccb5d4a72ce.exe
2040	c1905476057ed22c0b7e8b9eee8f3639f293785a37e022cc81082ccb5d4a72ce.exe
2040	c1905476057ed22c0b7e8b9eee8f3639f293785a37e022cc81082ccb5d4a72ce.exe
2040	c1905476057ed22c0b7e8b9eee8f3639f293785a37e022cc81082ccb5d4a72ce.exe
2040	c1905476057ed22c0b7e8b9eee8f3639f293785a37e022cc81082ccb5d4a72ce.exe
2040	c1905476057ed22c0b7e8b9eee8f3639f293785a37e022cc81082ccb5d4a72ce.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

1704 iexplore.exe
Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

1704 iexplore.exe
1704 iexplore.exe
1928 IEXPLORE.EXE
1928 IEXPLORE.EXE

pid	process
1704	iexplore.exe

pid	process
1704	iexplore.exe
1704	iexplore.exe
1928	IEXPLORE.EXE
1928	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

c1905476057ed22c0b7e8b9eee8f3639f293785a37e022cc81082ccb5d4a72ce.exeiexplore.exe

description	pid	process	target process
PID 2040 wrote to memory of 1704	2040	c1905476057ed22c0b7e8b9eee8f3639f293785a37e022cc81082ccb5d4a72ce.exe	iexplore.exe
PID 2040 wrote to memory of 1704	2040	c1905476057ed22c0b7e8b9eee8f3639f293785a37e022cc81082ccb5d4a72ce.exe	iexplore.exe
PID 2040 wrote to memory of 1704	2040	c1905476057ed22c0b7e8b9eee8f3639f293785a37e022cc81082ccb5d4a72ce.exe	iexplore.exe
PID 2040 wrote to memory of 1704	2040	c1905476057ed22c0b7e8b9eee8f3639f293785a37e022cc81082ccb5d4a72ce.exe	iexplore.exe
PID 1704 wrote to memory of 1928	1704	iexplore.exe	IEXPLORE.EXE
PID 1704 wrote to memory of 1928	1704	iexplore.exe	IEXPLORE.EXE
PID 1704 wrote to memory of 1928	1704	iexplore.exe	IEXPLORE.EXE
PID 1704 wrote to memory of 1928	1704	iexplore.exe	IEXPLORE.EXE
PID 1704 wrote to memory of 1928	1704	iexplore.exe	IEXPLORE.EXE
PID 1704 wrote to memory of 1928	1704	iexplore.exe	IEXPLORE.EXE
PID 1704 wrote to memory of 1928	1704	iexplore.exe	IEXPLORE.EXE

C:\Users\Admin\AppData\Local\Temp\c1905476057ed22c0b7e8b9eee8f3639f293785a37e022cc81082ccb5d4a72ce.exe
"C:\Users\Admin\AppData\Local\Temp\c1905476057ed22c0b7e8b9eee8f3639f293785a37e022cc81082ccb5d4a72ce.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2040

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" http://k.alishantea-tw.com/c1905476057ed22c0b7e8b9eee8f3639f293785a37e022cc81082ccb5d4a72ce.exe/40.jpg
2⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1704

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1704 CREDAT:275457 /prefetch:2
3⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1928

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Local\Temp\nst65E6.tmp\Inetc.dll
Filesize
20KB

MD5
50fdadda3e993688401f6f1108fabdb4

SHA1
04a9ae55d0fb726be49809582cea41d75bf22a9a

SHA256
6d6ddc0d2b7d59eb91be44939457858ced5eb23cf4aa93ef33bb600eb28de6f6

SHA512
e9628870feea8c3aaefe22a2af41cf34b1c1778c4a0e81d069f50553ce1a23f68a0ba74b296420b2be92425d4995a43e51c018c2e8197ec2ec39305e87c56be8

Download Submit
\Users\Admin\AppData\Local\Temp\nst65E6.tmp\Inetc.dll
Filesize
20KB

MD5
50fdadda3e993688401f6f1108fabdb4

SHA1
04a9ae55d0fb726be49809582cea41d75bf22a9a

SHA256
6d6ddc0d2b7d59eb91be44939457858ced5eb23cf4aa93ef33bb600eb28de6f6

SHA512
e9628870feea8c3aaefe22a2af41cf34b1c1778c4a0e81d069f50553ce1a23f68a0ba74b296420b2be92425d4995a43e51c018c2e8197ec2ec39305e87c56be8

Download Submit
\Users\Admin\AppData\Local\Temp\nst65E6.tmp\Inetc.dll
Filesize
20KB

MD5
50fdadda3e993688401f6f1108fabdb4

SHA1
04a9ae55d0fb726be49809582cea41d75bf22a9a

SHA256
6d6ddc0d2b7d59eb91be44939457858ced5eb23cf4aa93ef33bb600eb28de6f6

SHA512
e9628870feea8c3aaefe22a2af41cf34b1c1778c4a0e81d069f50553ce1a23f68a0ba74b296420b2be92425d4995a43e51c018c2e8197ec2ec39305e87c56be8

Download Submit
\Users\Admin\AppData\Local\Temp\nst65E6.tmp\Inetc.dll
Filesize
20KB

MD5
50fdadda3e993688401f6f1108fabdb4

SHA1
04a9ae55d0fb726be49809582cea41d75bf22a9a

SHA256
6d6ddc0d2b7d59eb91be44939457858ced5eb23cf4aa93ef33bb600eb28de6f6

SHA512
e9628870feea8c3aaefe22a2af41cf34b1c1778c4a0e81d069f50553ce1a23f68a0ba74b296420b2be92425d4995a43e51c018c2e8197ec2ec39305e87c56be8

Download Submit
\Users\Admin\AppData\Local\Temp\nst65E6.tmp\Inetc.dll
Filesize
20KB

MD5
50fdadda3e993688401f6f1108fabdb4

SHA1
04a9ae55d0fb726be49809582cea41d75bf22a9a

SHA256
6d6ddc0d2b7d59eb91be44939457858ced5eb23cf4aa93ef33bb600eb28de6f6

SHA512
e9628870feea8c3aaefe22a2af41cf34b1c1778c4a0e81d069f50553ce1a23f68a0ba74b296420b2be92425d4995a43e51c018c2e8197ec2ec39305e87c56be8

Download Submit
\Users\Admin\AppData\Local\Temp\nst65E6.tmp\Inetc.dll
Filesize
20KB

MD5
50fdadda3e993688401f6f1108fabdb4

SHA1
04a9ae55d0fb726be49809582cea41d75bf22a9a

SHA256
6d6ddc0d2b7d59eb91be44939457858ced5eb23cf4aa93ef33bb600eb28de6f6

SHA512
e9628870feea8c3aaefe22a2af41cf34b1c1778c4a0e81d069f50553ce1a23f68a0ba74b296420b2be92425d4995a43e51c018c2e8197ec2ec39305e87c56be8

Download Submit
\Users\Admin\AppData\Local\Temp\nst65E6.tmp\System.dll
Filesize
11KB

MD5
00a0194c20ee912257df53bfe258ee4a

SHA1
d7b4e319bc5119024690dc8230b9cc919b1b86b2

SHA256
dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3

SHA512
3b38a2c17996c3b77ebf7b858a6c37415615e756792132878d8eddbd13cb06710b7da0e8b58104768f8e475fc93e8b44b3b1ab6f70ddf52edee111aaf5ef5667

Download Submit
\Users\Admin\AppData\Local\Temp\nst65E6.tmp\nsProcess.dll
Filesize
4KB

MD5
05450face243b3a7472407b999b03a72

SHA1
ffd88af2e338ae606c444390f7eaaf5f4aef2cd9

SHA256
95fe9d92512ff2318cc2520311ef9145b2cee01209ab0e1b6e45c7ce1d4d0e89

SHA512
f4cbe30166aff20a226a7150d93a876873ba699d80d7e9f46f32a9b4753fa7966c3113a3124340b39ca67a13205463a413e740e541e742903e3f89af5a53ad3b

Download Submit
memory/2040-54-0x0000000076041000-0x0000000076043000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads