b653631708cdf4b2ec872b4dca10f3c23380c7a2b2029e20f23b590602d1bcfe

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20230703-en
resource tags

arch:x64arch:x86image:win7-20230703-enlocale:en-usos:windows7-x64system
submitted
05/07/2023, 08:59

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General

Target

stella_e2e.xml
Size

4KB
MD5

deb02e17bcc92fef2298a466d71f9457
SHA1

e4259e3c073d4cb4af07bb3a2147fb1e8d7943cb
SHA256

83d0ffc0ea968c3b71c194ecb47bbeb4512137a06e8f7ff7b3973ca23dc467bf
SHA512

cda1fc10cba541658d1f826d735641c2058fadbaf42a9f05e1d8cd3b25fe146db53187548b131bd248e56f34dfebeb3e7b2c1d53784dbe88c8266731aa7401cc
SSDEEP

96:38fSxf3sWhw3h0A+sJCxox9rxT57OxjrWthy9xFnNLWtEy8PM+cRSjOA+Ay:OSxf3sWhw3hysJCxoxHtSZ6tMNoaPsAw

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 39 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "395312784"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\Zoom	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\IntelliForms	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{CF4FE8D1-1B12-11EE-A5A9-62631ED7C805} = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\SearchScopes	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\LowRegistry	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 704325a51fafd901	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\Toolbar	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000079aadbcc12564442a62aad76c0e1e2aa000000000200000000001066000000010000200000003643e0e982686d89c6dd893250aa36f2f3e33e4f2f77144c7db4b18cbc14f9c5000000000e80000000020000200000008a7c364c72169ae2bb4ab92601957bd77a349f7e46fc594187a47784f3189e1520000000864ff29260649e8a530d8caaa7fd8f84031be25820c462596eced1852a325fe540000000fbf35a29dd386a0d67dc118489f10b2ecf350dbced166d1a00c63d2b76be583d7d6e624bde16604deb21c84a9955dcb43baaad1e532c7ca744986fd48f45c6c3	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000079aadbcc12564442a62aad76c0e1e2aa00000000020000000000106600000001000020000000ab7278d9feb489f8599cb34d2303f041d55443ff092f5ce61b1f92c72d9c8224000000000e8000000002000020000000a980ec42bdbe4984d5ad907c853bc63b42f486acdf8cba57d3f2c7765dbebc37900000006215d350f84f730d02ab19afeb8a510580b9f439f9cd4e33074d7d9d26a7c76274ff5271c2a860a11c42123853ce94b6552100faf9eb86131bdf705f6f74ed508184f9279a9a6422d5f77b3604fdb0bb91d0d1193cfa537752dd07e70f98550472d5b451b67e322e5fe5449a7feeec59ce40ff0b707f3d9a3229cc1a0c9bc4b290e0e72e7f15fdac64f138943493de8a4000000084f99f4ee2f3d9bde5c60aa04371f162b4e5c00dd97584c520fa0b919535e2ca645d1b62e54980632296b8bea366c308efd75e3b8bfe9c38e3035703c566f0e3	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\InternetRegistry	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000\Software\Microsoft\Internet Explorer\PageSetup	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
816	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
816	IEXPLORE.EXE
816	IEXPLORE.EXE
3036	IEXPLORE.EXE
3036	IEXPLORE.EXE
3036	IEXPLORE.EXE
3036	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2088 wrote to memory of 2188	2088	MSOXMLED.EXE	29
PID 2088 wrote to memory of 2188	2088	MSOXMLED.EXE	29
PID 2088 wrote to memory of 2188	2088	MSOXMLED.EXE	29
PID 2088 wrote to memory of 2188	2088	MSOXMLED.EXE	29
PID 2188 wrote to memory of 816	2188	iexplore.exe	30
PID 2188 wrote to memory of 816	2188	iexplore.exe	30
PID 2188 wrote to memory of 816	2188	iexplore.exe	30
PID 2188 wrote to memory of 816	2188	iexplore.exe	30
PID 816 wrote to memory of 3036	816	IEXPLORE.EXE	31
PID 816 wrote to memory of 3036	816	IEXPLORE.EXE	31
PID 816 wrote to memory of 3036	816	IEXPLORE.EXE	31
PID 816 wrote to memory of 3036	816	IEXPLORE.EXE	31

C:\Program Files (x86)\Common Files\Microsoft Shared\OFFICE14\MSOXMLED.EXE
"C:\Program Files (x86)\Common Files\Microsoft Shared\OFFICE14\MSOXMLED.EXE" /verb open "C:\Users\Admin\AppData\Local\Temp\stella_e2e.xml"
1⤵
- Suspicious use of WriteProcessMemory
PID:2088
- C:\Program Files (x86)\Internet Explorer\iexplore.exe
  "C:\Program Files (x86)\Internet Explorer\iexplore.exe" -nohome
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2188
- - C:\Program Files\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files\Internet Explorer\IEXPLORE.EXE" -nohome
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:816
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:816 CREDAT:275457 /prefetch:2
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:3036

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\M70DY8PN\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab7765.tmp

Filesize
62KB

MD5
3ac860860707baaf32469fa7cc7c0192

SHA1
c33c2acdaba0e6fa41fd2f00f186804722477639

SHA256
d015145d551ecd14916270efad773bbc9fd57fad2228d2c24559f696c961d904

SHA512
d62ad2408c969a95550fb87efda50f988770ba5e39972041bf85924275baf156b8bec309ecc6409e5acdd37ec175dea40eff921ab58933b5b5b5d35a6147567c

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar7833.tmp

Filesize
164KB

MD5
4ff65ad929cd9a367680e0e5b1c08166

SHA1
c0af0d4396bd1f15c45f39d3b849ba444233b3a2

SHA256
c8733c93cc5aaf5ca206d06af22ee8dbdec764fb5085019a6a9181feb9dfdee6

SHA512
f530dc0d024a5a3b8903ffaaa41b608a5ccdd6da4ba1949f2c2e55a9fca475fec5c8d2119b5763cabe7ef1c3788fb9dcac621869db51d65b1d83cfe404fb4c27

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\OFELY6AL.txt

Filesize
606B

MD5
208e29d94187d2ae2b3a882cff14faaf

SHA1
03c53ff7f9e647516e4aef4f52bba08496633104

SHA256
cf3b24e10ed75092b33b433dbc622cfc8393aaabaf0de1a3a79ca7b880193213

SHA512
6a8d95b8bea0fcda76e239950d0b98fe90e2ddc0b04fae5731b535f3cc3a21b6153194ac9fe586aa37a2693f215be56d3a08fcebad602277c6c1ff57fc4c004f

Download Submit

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Analysis