aa8400440ade71111a512b073468978c0cd197f1acfc4aeb3083a7759abc9cd5

Analysis

max time kernel
142s
max time network
163s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
30/10/2022, 05:14

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General

Target

aa8400440ade71111a512b073468978c0cd197f1acfc4aeb3083a7759abc9cd5.exe
Size

454KB
MD5

a2623c1dc19d09483306f90099d86bfc
SHA1

7365411c2d845efb66b22a85134b70356f882795
SHA256

aa8400440ade71111a512b073468978c0cd197f1acfc4aeb3083a7759abc9cd5
SHA512

fdb6de17873dae2650e9c16c9f2f7515e111179bbed7fa4384d6a0f54c3df1b993a5021f43d3bca74d79c4226e8c31b158b8576b85e5fd4c5abd64bbf8ea3932
SSDEEP

12288:yy3QPozshSbiXQpfe1pkMLvCdk5kHDMlNYu:y71gU1p9Cuifu

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1672-55-0x0000000000400000-0x000000000041E000-memory.dmp	upx
behavioral1/memory/1672-68-0x0000000000400000-0x000000000041E000-memory.dmp	upx

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1672 set thread context of 1896	1672	aa8400440ade71111a512b073468978c0cd197f1acfc4aeb3083a7759abc9cd5.exe	27

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 34 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{AB02A8B1-587A-11ED-A503-626C2AE6DC56} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000d3b98f5693c0d24b85f349229339c59c00000000020000000000106600000001000020000000e5fe9aaf9247d3d42111c7cce6b7d5836428e824b13e1930127ca608ff655fc0000000000e8000000002000020000000948376e74a842ec4c90a8a7d5fd8e1664c60c461c47cbb37db655ead92804d032000000036f550059f5ea62b9f959578a880824864ba7555cb13fa8d2046ce5e245d30eb40000000b4049d576f025a2390d413186beefad5cba0d3c5b2ca8899a876d47dc30a43dd008abdeb7a2b592f038c45c7bdfe7f70616cd5d503ba31541bbe39f895567ee1	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "373916927"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 10085fa887ecd801	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1604	iexplore.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
1672	aa8400440ade71111a512b073468978c0cd197f1acfc4aeb3083a7759abc9cd5.exe
1604	iexplore.exe
1604	iexplore.exe
584	IEXPLORE.EXE
584	IEXPLORE.EXE
584	IEXPLORE.EXE
584	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1672 wrote to memory of 1896	1672	aa8400440ade71111a512b073468978c0cd197f1acfc4aeb3083a7759abc9cd5.exe	27
PID 1672 wrote to memory of 1896	1672	aa8400440ade71111a512b073468978c0cd197f1acfc4aeb3083a7759abc9cd5.exe	27
PID 1672 wrote to memory of 1896	1672	aa8400440ade71111a512b073468978c0cd197f1acfc4aeb3083a7759abc9cd5.exe	27
PID 1672 wrote to memory of 1896	1672	aa8400440ade71111a512b073468978c0cd197f1acfc4aeb3083a7759abc9cd5.exe	27
PID 1672 wrote to memory of 1896	1672	aa8400440ade71111a512b073468978c0cd197f1acfc4aeb3083a7759abc9cd5.exe	27
PID 1672 wrote to memory of 1896	1672	aa8400440ade71111a512b073468978c0cd197f1acfc4aeb3083a7759abc9cd5.exe	27
PID 1672 wrote to memory of 1896	1672	aa8400440ade71111a512b073468978c0cd197f1acfc4aeb3083a7759abc9cd5.exe	27
PID 1672 wrote to memory of 1896	1672	aa8400440ade71111a512b073468978c0cd197f1acfc4aeb3083a7759abc9cd5.exe	27
PID 1672 wrote to memory of 1896	1672	aa8400440ade71111a512b073468978c0cd197f1acfc4aeb3083a7759abc9cd5.exe	27
PID 1896 wrote to memory of 1604	1896	aa8400440ade71111a512b073468978c0cd197f1acfc4aeb3083a7759abc9cd5.exe	28
PID 1896 wrote to memory of 1604	1896	aa8400440ade71111a512b073468978c0cd197f1acfc4aeb3083a7759abc9cd5.exe	28
PID 1896 wrote to memory of 1604	1896	aa8400440ade71111a512b073468978c0cd197f1acfc4aeb3083a7759abc9cd5.exe	28
PID 1896 wrote to memory of 1604	1896	aa8400440ade71111a512b073468978c0cd197f1acfc4aeb3083a7759abc9cd5.exe	28
PID 1604 wrote to memory of 584	1604	iexplore.exe	30
PID 1604 wrote to memory of 584	1604	iexplore.exe	30
PID 1604 wrote to memory of 584	1604	iexplore.exe	30
PID 1604 wrote to memory of 584	1604	iexplore.exe	30

C:\Users\Admin\AppData\Local\Temp\aa8400440ade71111a512b073468978c0cd197f1acfc4aeb3083a7759abc9cd5.exe
"C:\Users\Admin\AppData\Local\Temp\aa8400440ade71111a512b073468978c0cd197f1acfc4aeb3083a7759abc9cd5.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1672
- C:\Users\Admin\AppData\Local\Temp\aa8400440ade71111a512b073468978c0cd197f1acfc4aeb3083a7759abc9cd5.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1896
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe" http://go.microsoft.com/fwlink/?prd=11324&pver=4.5&sbp=AppLaunch2&plcid=0x409&o1=SHIM_NOVERSION_FOUND&version=(null)&processName=aa8400440ade71111a512b073468978c0cd197f1acfc4aeb3083a7759abc9cd5.exe&platform=0009&osver=5&isServer=0&shimver=4.0.30319.0
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1604
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1604 CREDAT:275457 /prefetch:2
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:584

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\VQUFDJP1.txt

Filesize
606B

MD5
b9bfa29e84272d20a96afb62a2a0d700

SHA1
cc525506dc55fed40af987c7d4969759982bffbd

SHA256
811fc2b04b17a7a7b75389724d0f606cb2104bd15ab73a5d467826f885dddf2a

SHA512
2b4bff8a9375df466bbab3135df4a698aaafb91f02f05ee621939237887728dbde1bc809a47c091865d8f36686eafac12e05c3949e17fa7166f6b30a7142a538

Download Submit
memory/1672-55-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1672-68-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1672-60-0x0000000000230000-0x000000000024E000-memory.dmp

Filesize
120KB

Download
memory/1896-62-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/1896-61-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/1896-63-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/1896-67-0x0000000000402000-0x0000000000465000-memory.dmp

Filesize
396KB

Download
memory/1896-66-0x0000000000402000-0x0000000000465000-memory.dmp

Filesize
396KB

Download
memory/1896-58-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/1896-69-0x0000000075841000-0x0000000075843000-memory.dmp

Filesize
8KB

Download
memory/1896-57-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download