cf7e0dd1427ebbaa88e734a0c8a4ae185ba16fca6937c99009f0f2c2a79aab9a

Analysis

max time kernel
150s
max time network
130s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
02/12/2022, 22:02

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General

Target

cf7e0dd1427ebbaa88e734a0c8a4ae185ba16fca6937c99009f0f2c2a79aab9a.exe
Size

451KB
MD5

9cbaaeb65d104ef1581f78f434723329
SHA1

6002c3eb97e7fa5c424ab9a2f4000e950b2e78ec
SHA256

cf7e0dd1427ebbaa88e734a0c8a4ae185ba16fca6937c99009f0f2c2a79aab9a
SHA512

ebc82082b435b171b813d845bb7d8115742101ff2aa3d5ea053ea6e8147192306089f958c6137d029ee5776ab59998635afcd984cffb28f7fb7368098e189c91
SSDEEP

6144:sZvuCYX6bmERmQ5JuNVv50NgZzm2O+Ft588Qh9LAZYdB1RZMlZMiipeqywbLjNjy:stlYXUYuNwD/8L9LTf0MYubX1IZFF

Score

6^/10

evasion trojan

Malware Config

Signatures

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	cf7e0dd1427ebbaa88e734a0c8a4ae185ba16fca6937c99009f0f2c2a79aab9a.exe

Modifies Internet Explorer settings 1 TTPs 41 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main	cf7e0dd1427ebbaa88e734a0c8a4ae185ba16fca6937c99009f0f2c2a79aab9a.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\IETld\LowMic	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\Zoom	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = f0efa65cd908d901	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IntelliForms	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
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{68E7CEB1-74CC-11ED-A50E-C6457FCBF3CF} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Size = "10"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	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\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	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
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Factor = "20"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "377030675"	iexplore.exe
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\GPU	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\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	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\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\PageSetup	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
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	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\International\CpMRU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\International\CpMRU\InitHits = "100"	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 (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Enable = "1"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000d16ed585947ead4b8d01aadfe65b1f2900000000020000000000106600000001000020000000031696ea7863c7c95f34a8f02911364e04993f130e5dac8cefb963c542ec5334000000000e80000000020000200000009975b8d671936ec0c79d0c24d9b7e42056480566e78c76699f3c880b4e6e307b20000000a0677e3e12c4be134c3d5d5141db943e5c36350bf13cd612ced18f2866613575400000009b153ce9f135aee5317b717f9baec873446399246da7803bfbece4fb7b0b0f84e034d87bf48418e30a4f05bb985fe90082600a3dfc8a2d1ec3bbf995055f3d4f	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
240	iexplore.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
1788	cf7e0dd1427ebbaa88e734a0c8a4ae185ba16fca6937c99009f0f2c2a79aab9a.exe
1788	cf7e0dd1427ebbaa88e734a0c8a4ae185ba16fca6937c99009f0f2c2a79aab9a.exe
240	iexplore.exe
240	iexplore.exe
1584	IEXPLORE.EXE
1584	IEXPLORE.EXE
1584	IEXPLORE.EXE
1584	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 240 wrote to memory of 1584	240	iexplore.exe	29
PID 240 wrote to memory of 1584	240	iexplore.exe	29
PID 240 wrote to memory of 1584	240	iexplore.exe	29
PID 240 wrote to memory of 1584	240	iexplore.exe	29
PID 240 wrote to memory of 1584	240	iexplore.exe	29
PID 240 wrote to memory of 1584	240	iexplore.exe	29
PID 240 wrote to memory of 1584	240	iexplore.exe	29

C:\Users\Admin\AppData\Local\Temp\cf7e0dd1427ebbaa88e734a0c8a4ae185ba16fca6937c99009f0f2c2a79aab9a.exe
"C:\Users\Admin\AppData\Local\Temp\cf7e0dd1427ebbaa88e734a0c8a4ae185ba16fca6937c99009f0f2c2a79aab9a.exe"
1⤵
- Checks whether UAC is enabled
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1788

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" -startmediumtab -Embedding
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:240
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:240 CREDAT:275457 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1584

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\Local\Microsoft\Internet Explorer\imagestore\tcz8fqz\imagestore.dat

Filesize
5KB

MD5
44fb96f0fe490fbba2615aacc1b2672c

SHA1
365e8818f9e1969cb6ee99dd2bc886b1e0e861ad

SHA256
3a417a7bd34ac994375e2031aba9dd046222f9b4989e4e76f0f3e49389f497e3

SHA512
e0770fa09cc61c93726b04c67f710f51726f5e5c7085ababf4092094b2eaa9af1323a3b6f59cc443b1ade4f4e19fc2bef5db17daf3bc9982d4e5f1b35719e9b0

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\EPBWZFNA.txt

Filesize
608B

MD5
12542bf38e5bcc7f909addccd8d833b1

SHA1
7a974480a903a8159c49eb94db4a72de403053c1

SHA256
892969f472d4495e039e63fe95724d243ac8f90ddff6770f97274744b06e99bf

SHA512
4e6e29669471fffff3b784063c859995519255046479f7911092d9db255f1604dbd354b1a98a2ddd7bd2aecb1f03d043ef487aa81e65da5e64885b26cc73ae87

Download Submit
memory/1788-54-0x00000000761F1000-0x00000000761F3000-memory.dmp

Filesize
8KB

Download