2212fdf2e7374dc0fd48be78b4b1aae202249353332894bd6f0258781aee34aa

Analysis

max time kernel
155s
max time network
134s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
31/12/2023, 04:32

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

284aefd07e87dfb016d71d9cb494fa96.exe
Size

13KB
MD5

284aefd07e87dfb016d71d9cb494fa96
SHA1

c627e058da2a4486abd9179dedafd4cb8dbdb5ad
SHA256

2212fdf2e7374dc0fd48be78b4b1aae202249353332894bd6f0258781aee34aa
SHA512

6164a4193a3146aafa48174675a1259407910162feb20eec5a7f5f8cb965c52172884c28aaa6bd1782b938ded931d20c8b537829ae809a97b4cb5f45eac36808
SSDEEP

192:+S4gbgkAN4SJj+bfrJsUwv7E6sGWaUFu7Br9ZCspE+TMIr3/bjOg+vtwJrJN:+S4uI44aJ+7NsAELeME/bjl

Score

7^/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/2776-0-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2776-1-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Modifies Internet Explorer settings 1 TTPs 36 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000580e1c8c6faee54b80ab28599b83677c0000000002000000000010660000000100002000000084d92b63e48e73d4773bbfae010b6e5e792ede47c1493984b6f6cf1e3b2d875f000000000e80000000020000200000008c0466da7747ae350dad6c6de5096516a21d9dfa15344e4b94fc926070840d8f20000000e1ca985088017041526c303bcaf6c8f0c6889a66393f72e97604e88a1b4bdf2440000000607a4b5e85206d42272bb7cb8f8fa090063924742203a7b5fcad844af15ca5f06159f49616ec55321b84278b1014189c8ff25267332878e9c5180bb1dc61f05a	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "410335480"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000580e1c8c6faee54b80ab28599b83677c00000000020000000000106600000001000020000000711d8951e7d4022595f92031fa34f65cee2009cacd0620fcf49d77719b9f112e000000000e80000000020000200000004e6851be1b4973526bb1202c42acab8ba933494c902a79c3185fea96bc978a2a900000006aaad32ef29c58f3d03d92d8b3e67541690d9343668e384dcf3faa1006ee81fba4e33e34a92f2c632e461df257724ea7f2effe88b960738fe68bf932829a10a10e1dbc7cc63e1e2833cac9f7e4951b8279ebbdcb9a70623fdda3798e79167ad06580477dc7fd3d4222612137d8bea36e0f9eb13c798e92fd8ed8d9e6f7c17be1926a3b5f27ad461250be90c133584ffa400000008d2b37b68c5bc8b630148dd61dad71975d304ba62d3f40159fa8a36fab829976efe36855ac905b6baf3519596c7fd0ad733ca6b1ef7d940239d0109425f95f6d	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 605d6d473d3dda01	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{71959991-A930-11EE-B8EF-46FAA8558A22} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2"	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2436	iexplore.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
2776	284aefd07e87dfb016d71d9cb494fa96.exe
2436	iexplore.exe
2436	iexplore.exe
2304	IEXPLORE.EXE
2304	IEXPLORE.EXE
2304	IEXPLORE.EXE
2304	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2776 wrote to memory of 2436	2776	284aefd07e87dfb016d71d9cb494fa96.exe	23
PID 2776 wrote to memory of 2436	2776	284aefd07e87dfb016d71d9cb494fa96.exe	23
PID 2776 wrote to memory of 2436	2776	284aefd07e87dfb016d71d9cb494fa96.exe	23
PID 2776 wrote to memory of 2436	2776	284aefd07e87dfb016d71d9cb494fa96.exe	23
PID 2436 wrote to memory of 2304	2436	iexplore.exe	22
PID 2436 wrote to memory of 2304	2436	iexplore.exe	22
PID 2436 wrote to memory of 2304	2436	iexplore.exe	22
PID 2436 wrote to memory of 2304	2436	iexplore.exe	22

C:\Users\Admin\AppData\Local\Temp\284aefd07e87dfb016d71d9cb494fa96.exe
"C:\Users\Admin\AppData\Local\Temp\284aefd07e87dfb016d71d9cb494fa96.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2776
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" http://ads.eorezo.com/cgi-bin/advert/getads?did=43
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2436

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2436 CREDAT:275457 /prefetch:2
1⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2304

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
34bbd879cba9a905aa3216a2d3f5c63d

SHA1
6e008834bb5dfd94cff750600f6f675594f7adc8

SHA256
34dd86447da4faeb2a985ec4c705438740bf0551af0b4dc8ba0b88e00ff9d2d3

SHA512
c343b0c0cee4bcc08b14358dedd96de891eafcc0085c9355ab6d5aca474fa50f53e5db029004c78cb2464e1518bb9649682df6b4b4d45d51c7371001fe4ab030

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
bd77095b52213572d0152232c8968252

SHA1
c979dba1929340ade58fc54ee30aca8d63bbd0d1

SHA256
93e15ede3fefacb4589eb868e9680ebac87dd7863b1e069b44f028df62773710

SHA512
dec8b8025e1966c6448c6619b6d664db64a1e6deb5073f9370a17c3bf01452c7b3be52bea67353edf8ff290b999684bea5aa7436d77be4a71d2abb56cf6fa395

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
235ab53282fbd6713f21385085c20067

SHA1
1b0c55865aa9f3f6f653fc09d7e186a11d100083

SHA256
bdb3bea1dea3b4ef81972f8cd688434cc9038c6405a3521a5da6100b5882a7e5

SHA512
c2b3bce0ff71dac10814f6315d25b03b9a8c8cbf874c5e9b04a2d550eecbb4d5b07b870f73211c4e6b62b5a7bc4f01c1f6b3c27b3f0813bbfd7ef829cebd44de

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
4af393acc8d649fc3177ada04898b55e

SHA1
c7d229ec123a8e14073a107d450cce4487d2a8d4

SHA256
750ed6000f5bf862495348159f34f914ca62a042652573050b07d494236e5488

SHA512
5caa6d3b9e5abde8d1a3a176f6ffcf010244956ae9386d32af1250c6bf80acd6551d47835e8bffc4dd9902f5ec92e0034e58e9a80845af20f21261f88fdd0357

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
5d64a71f1cc1cde15fb8e3eb32a46f92

SHA1
a92045fb43b3eda43fa67c0440e2cc80f755b1d1

SHA256
af7e55b3dbc2908145975bff3ffc63b68f2987701ef8b1550a8bbc7459bb6726

SHA512
cf18f449585d7312df7530d05e9fefc6b8215edcb84a75381ccf17e7c1054ac0f4dd519e6f22d61315f136fae490fb54e24f031c052d8f8739a35e14192f1dbc

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
3b2b2944b2f06f3693d8378ce62ab7a8

SHA1
726c9a6090651d984fd47497cb5f2b1a24747ff9

SHA256
642e3e7ee449e7bff5fdfdf1f18e3343dd1f487db68b5186c103ec79899d7838

SHA512
983f8074fc440a937f4c03fe7cc067ccaa81a58c54c29359991c468616ac8ff30adb7649f53e018fcadecad686555869f9b53885d97f8580c550dcdc42b5f5e7

Download Submit
memory/2776-0-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2776-1-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download