c48d72641deb844c54239fc1e17f59b672aa7c2e3f6ad71f52d4fbb4cea44b57

Analysis

max time kernel
176s
max time network
216s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
05-12-2022 21:39

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General

Target

c48d72641deb844c54239fc1e17f59b672aa7c2e3f6ad71f52d4fbb4cea44b57.exe
Size

548KB
MD5

5f2f7997119dd02598845d308fb6a192
SHA1

ff03f107c9fb06f019ccded3c4e5f89e9fd12d82
SHA256

c48d72641deb844c54239fc1e17f59b672aa7c2e3f6ad71f52d4fbb4cea44b57
SHA512

050fc68d9f91780031a3fd59872d9d823b4469db3fdd87482a3305c5fbca96ec0751a382973115abdff877dd477d8f65909c254d3b1820b847d16202305035ef
SSDEEP

12288:YR9yH6k71WH7GPk/lh1DWBJvJQouAPx9L+jr1abpmbcVNM8Ox:gMFQHh//VWBx+APmjr1UEcs8Ox

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2036-54-0x0000000000400000-0x00000000005D9000-memory.dmp	upx
behavioral1/memory/2036-56-0x0000000000400000-0x00000000005D9000-memory.dmp	upx
behavioral1/memory/2036-58-0x0000000000400000-0x00000000005D9000-memory.dmp	upx

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 37 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	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\Main	c48d72641deb844c54239fc1e17f59b672aa7c2e3f6ad71f52d4fbb4cea44b57.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\PageSetup	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
Set value (int)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{E77235C0-7861-11ED-A80F-CA7A4AEEC1E8} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 004d28c16e0cd901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	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\BrowserEmulation\LowMic	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\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "377424719"	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\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\LowRegistry	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\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\Toolbar\WebBrowser	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\SearchScopes	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000fbec07815684004d899a318f710de6af0000000002000000000010660000000100002000000005e0f97fb64c9accb1394915c8a1ca9d5a950051cdcabf7af77940a82d8741e3000000000e8000000002000020000000efa0439125d58cd16fe69e6c57b7470a651d22d3352dd1cea981b818d3bf71ca20000000063d8e4aed44fa38ed4e01bccb84524f9c7520fcde8587229805f60f9136df45400000008845696d92d2a7ae4e34fbcdb639f489317097177aea78eb099aa4e2e994f0b68cdadcc43300774807eb278d665576a139b6572df74f2a18fcbc8bb44fbfe9db	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	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\GPU	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\Zoom	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\Main	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\InternetRegistry	iexplore.exe

Suspicious behavior: EnumeratesProcesses 17 IoCs

pid	Process
2036	c48d72641deb844c54239fc1e17f59b672aa7c2e3f6ad71f52d4fbb4cea44b57.exe
2036	c48d72641deb844c54239fc1e17f59b672aa7c2e3f6ad71f52d4fbb4cea44b57.exe
2036	c48d72641deb844c54239fc1e17f59b672aa7c2e3f6ad71f52d4fbb4cea44b57.exe
2036	c48d72641deb844c54239fc1e17f59b672aa7c2e3f6ad71f52d4fbb4cea44b57.exe
2036	c48d72641deb844c54239fc1e17f59b672aa7c2e3f6ad71f52d4fbb4cea44b57.exe
2036	c48d72641deb844c54239fc1e17f59b672aa7c2e3f6ad71f52d4fbb4cea44b57.exe
2036	c48d72641deb844c54239fc1e17f59b672aa7c2e3f6ad71f52d4fbb4cea44b57.exe
2036	c48d72641deb844c54239fc1e17f59b672aa7c2e3f6ad71f52d4fbb4cea44b57.exe
2036	c48d72641deb844c54239fc1e17f59b672aa7c2e3f6ad71f52d4fbb4cea44b57.exe
2036	c48d72641deb844c54239fc1e17f59b672aa7c2e3f6ad71f52d4fbb4cea44b57.exe
2036	c48d72641deb844c54239fc1e17f59b672aa7c2e3f6ad71f52d4fbb4cea44b57.exe
2036	c48d72641deb844c54239fc1e17f59b672aa7c2e3f6ad71f52d4fbb4cea44b57.exe
2036	c48d72641deb844c54239fc1e17f59b672aa7c2e3f6ad71f52d4fbb4cea44b57.exe
2036	c48d72641deb844c54239fc1e17f59b672aa7c2e3f6ad71f52d4fbb4cea44b57.exe
2036	c48d72641deb844c54239fc1e17f59b672aa7c2e3f6ad71f52d4fbb4cea44b57.exe
2036	c48d72641deb844c54239fc1e17f59b672aa7c2e3f6ad71f52d4fbb4cea44b57.exe
2036	c48d72641deb844c54239fc1e17f59b672aa7c2e3f6ad71f52d4fbb4cea44b57.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
932	iexplore.exe

Suspicious use of SetWindowsHookEx 10 IoCs

pid	Process
2036	c48d72641deb844c54239fc1e17f59b672aa7c2e3f6ad71f52d4fbb4cea44b57.exe
2036	c48d72641deb844c54239fc1e17f59b672aa7c2e3f6ad71f52d4fbb4cea44b57.exe
2036	c48d72641deb844c54239fc1e17f59b672aa7c2e3f6ad71f52d4fbb4cea44b57.exe
2036	c48d72641deb844c54239fc1e17f59b672aa7c2e3f6ad71f52d4fbb4cea44b57.exe
932	iexplore.exe
932	iexplore.exe
432	IEXPLORE.EXE
432	IEXPLORE.EXE
432	IEXPLORE.EXE
432	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2036 wrote to memory of 932	2036	c48d72641deb844c54239fc1e17f59b672aa7c2e3f6ad71f52d4fbb4cea44b57.exe	30
PID 2036 wrote to memory of 932	2036	c48d72641deb844c54239fc1e17f59b672aa7c2e3f6ad71f52d4fbb4cea44b57.exe	30
PID 2036 wrote to memory of 932	2036	c48d72641deb844c54239fc1e17f59b672aa7c2e3f6ad71f52d4fbb4cea44b57.exe	30
PID 2036 wrote to memory of 932	2036	c48d72641deb844c54239fc1e17f59b672aa7c2e3f6ad71f52d4fbb4cea44b57.exe	30
PID 932 wrote to memory of 432	932	iexplore.exe	31
PID 932 wrote to memory of 432	932	iexplore.exe	31
PID 932 wrote to memory of 432	932	iexplore.exe	31
PID 932 wrote to memory of 432	932	iexplore.exe	31

C:\Users\Admin\AppData\Local\Temp\c48d72641deb844c54239fc1e17f59b672aa7c2e3f6ad71f52d4fbb4cea44b57.exe
"C:\Users\Admin\AppData\Local\Temp\c48d72641deb844c54239fc1e17f59b672aa7c2e3f6ad71f52d4fbb4cea44b57.exe"
1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2036
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" http://www.cfxiaomi.com/?wg
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:932
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:932 CREDAT:275457 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:432

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\AQEGZGLF.txt

Filesize
601B

MD5
2bfe3faea84d590a345bc38052063f56

SHA1
7f175e0bcb1b335750adf493ce7efb79cb771dbb

SHA256
d1d51b2e54e013e96ffbec6e31536c8165f3968dc04821714f5902d0c1b85fb3

SHA512
076f3d11c337e1ec0bf12d9a4d062d8f012a99a74c5bbdae3491680d8545d8c802b9b345d5e9ac4fa661383206b45f3d32062eff6c57329887e446b5233f2171

Download Submit
memory/2036-54-0x0000000000400000-0x00000000005D9000-memory.dmp

Filesize
1.8MB

Download
memory/2036-55-0x00000000760B1000-0x00000000760B3000-memory.dmp

Filesize
8KB

Download
memory/2036-56-0x0000000000400000-0x00000000005D9000-memory.dmp

Filesize
1.8MB

Download
memory/2036-58-0x0000000000400000-0x00000000005D9000-memory.dmp

Filesize
1.8MB

Download