e042f6bb985ff4278765b8a8758a9eb425ec40d37c55799cc7e29e310ab641cb

General

Target

e042f6bb985ff4278765b8a8758a9eb425ec40d37c55799cc7e29e310ab641cb.exe
Size

1.5MB
MD5

86e85dabcdc0fd682a5c029d35ab81d5
SHA1

61f831454822a4245319c9b665b54b6c85d34855
SHA256

e042f6bb985ff4278765b8a8758a9eb425ec40d37c55799cc7e29e310ab641cb
SHA512

aa8205cbee6f18984519084fcd5de7a54740d79451dacdb8de4564f55cfc9a064f4bf0e24d58f7742fdab54ef85734a07465a4741e228ec1730cbbfad568c628
SSDEEP

24576:UlyjNJlNPkIJ+iM0iJwOKx+ZrGHJipBN3JMrp3BT+Vg9/Vz52gATms:nxJf7Px+Zr+JipHfVg9bwTZ

Score

8^/10

persistence upx

Malware Config

Signatures

UPX packed file 3 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1932-55-0x0000000002430000-0x0000000002468000-memory.dmp	upx
behavioral1/memory/1932-57-0x0000000002430000-0x0000000002468000-memory.dmp	upx
behavioral1/memory/1932-60-0x0000000002430000-0x0000000002468000-memory.dmp	upx

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

e042f6bb985ff4278765b8a8758a9eb425ec40d37c55799cc7e29e310ab641cb.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	e042f6bb985ff4278765b8a8758a9eb425ec40d37c55799cc7e29e310ab641cb.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	e042f6bb985ff4278765b8a8758a9eb425ec40d37c55799cc7e29e310ab641cb.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

e042f6bb985ff4278765b8a8758a9eb425ec40d37c55799cc7e29e310ab641cb.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\AnntraxCoder = "C:\\Users\\Admin\\AppData\\Local\\Temp\\e042f6bb985ff4278765b8a8758a9eb425ec40d37c55799cc7e29e310ab641cb.exe"	e042f6bb985ff4278765b8a8758a9eb425ec40d37c55799cc7e29e310ab641cb.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 8 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

e042f6bb985ff4278765b8a8758a9eb425ec40d37c55799cc7e29e310ab641cb.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Platform ID	e042f6bb985ff4278765b8a8758a9eb425ec40d37c55799cc7e29e310ab641cb.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	e042f6bb985ff4278765b8a8758a9eb425ec40d37c55799cc7e29e310ab641cb.exe
Key queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	e042f6bb985ff4278765b8a8758a9eb425ec40d37c55799cc7e29e310ab641cb.exe
Key value enumerated	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	e042f6bb985ff4278765b8a8758a9eb425ec40d37c55799cc7e29e310ab641cb.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	e042f6bb985ff4278765b8a8758a9eb425ec40d37c55799cc7e29e310ab641cb.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	e042f6bb985ff4278765b8a8758a9eb425ec40d37c55799cc7e29e310ab641cb.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	e042f6bb985ff4278765b8a8758a9eb425ec40d37c55799cc7e29e310ab641cb.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\FeatureSet	e042f6bb985ff4278765b8a8758a9eb425ec40d37c55799cc7e29e310ab641cb.exe

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

e042f6bb985ff4278765b8a8758a9eb425ec40d37c55799cc7e29e310ab641cb.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	e042f6bb985ff4278765b8a8758a9eb425ec40d37c55799cc7e29e310ab641cb.exe

Modifies Internet Explorer settings 1 TTPs 34 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "376098403"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000008808deb1188b44429545e5e6df16db8700000000020000000000106600000001000020000000bb31102a0b90473ef6cfd75518efd784610dd8c90947e7a2d7321ee114fee6aa000000000e800000000200002000000003e360863e0bba906a6178d01d89ed85b59a0170a7b628d7c385201297d149b890000000b1ea407db2b4cb359b5f73007d9d0da2098f7c82fdd15aab78fddebfd07cf4bec2e59152806580dbf1bc72ee3735e73f1459a8a8c44a23c3443fb8597ce170756555497fc70ad66a2e5cb2bb4d657e8f782239315001da9c0538b533b8e4d572fb9d98fff827ef2e47da6df180713d3c61577a9faf0cb220f6b235400f7ca97b3037e2911a0ca47bf34f623433c72ae940000000809638305325f789a75720b07dfe847ce84ae519dd403ef7cb1b4300bd0d247f13cafa00b3a38ae0a53d749c9fc4ae3d4be2096013fd6457eedb7c9dc61ad13c	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000008808deb1188b44429545e5e6df16db87000000000200000000001066000000010000200000002f5d3c9c9ed553d2239b9fe5b70a89d4ec5fb9fc4d1ff12b9fc5d3e02d6f327e000000000e800000000200002000000052a80f97576924c018a44d77c3d8a0d5aa67cafa91a27939b35ec1ccceb906b520000000d523a00058adf7e6c31ba42433d506d4d10cc411d07f4894c0462c1eb0e0adef40000000d033915b6d9c25ed24a03ec1792c1fd79e05c9b638463b969932954cd9097b2eb33728412a27bb29c9e4eedc1f8618e7ce4bdece4bdeb03f21537ecd409404f8	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 804535c15e00d901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{D3CB3471-6C51-11ED-9AAE-C6457FCBF3CF} = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

e042f6bb985ff4278765b8a8758a9eb425ec40d37c55799cc7e29e310ab641cb.exe

pid	process
1932	e042f6bb985ff4278765b8a8758a9eb425ec40d37c55799cc7e29e310ab641cb.exe
1932	e042f6bb985ff4278765b8a8758a9eb425ec40d37c55799cc7e29e310ab641cb.exe
1932	e042f6bb985ff4278765b8a8758a9eb425ec40d37c55799cc7e29e310ab641cb.exe
1932	e042f6bb985ff4278765b8a8758a9eb425ec40d37c55799cc7e29e310ab641cb.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

944 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

944 iexplore.exe
944 iexplore.exe
1168 IEXPLORE.EXE
1168 IEXPLORE.EXE
1168 IEXPLORE.EXE
1168 IEXPLORE.EXE

pid	process
944	iexplore.exe

pid	process
944	iexplore.exe
944	iexplore.exe
1168	IEXPLORE.EXE
1168	IEXPLORE.EXE
1168	IEXPLORE.EXE
1168	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

e042f6bb985ff4278765b8a8758a9eb425ec40d37c55799cc7e29e310ab641cb.exeiexplore.exe

description	pid	process	target process
PID 1932 wrote to memory of 944	1932	e042f6bb985ff4278765b8a8758a9eb425ec40d37c55799cc7e29e310ab641cb.exe	iexplore.exe
PID 1932 wrote to memory of 944	1932	e042f6bb985ff4278765b8a8758a9eb425ec40d37c55799cc7e29e310ab641cb.exe	iexplore.exe
PID 1932 wrote to memory of 944	1932	e042f6bb985ff4278765b8a8758a9eb425ec40d37c55799cc7e29e310ab641cb.exe	iexplore.exe
PID 1932 wrote to memory of 944	1932	e042f6bb985ff4278765b8a8758a9eb425ec40d37c55799cc7e29e310ab641cb.exe	iexplore.exe
PID 944 wrote to memory of 1168	944	iexplore.exe	IEXPLORE.EXE
PID 944 wrote to memory of 1168	944	iexplore.exe	IEXPLORE.EXE
PID 944 wrote to memory of 1168	944	iexplore.exe	IEXPLORE.EXE
PID 944 wrote to memory of 1168	944	iexplore.exe	IEXPLORE.EXE

C:\Users\Admin\AppData\Local\Temp\e042f6bb985ff4278765b8a8758a9eb425ec40d37c55799cc7e29e310ab641cb.exe
"C:\Users\Admin\AppData\Local\Temp\e042f6bb985ff4278765b8a8758a9eb425ec40d37c55799cc7e29e310ab641cb.exe"
1⤵
- Checks BIOS information in registry
- Adds Run key to start application
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1932

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" http://whatsappnovidades.com/cont/cadastro.php
2⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:944

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:944 CREDAT:275457 /prefetch:2
3⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1168

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

4

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\UM16BIWX.txt
Filesize
600B

MD5
97d81cb12cbaf6ce83a0edb999280359

SHA1
651c92d39297019af1fc210bae505e1e7cdfd00a

SHA256
0d99392443583557ce9052dc2dc69688e58db72c1cf99ff4940f0b0119002600

SHA512
2347876255a09b642e42e0d1dcf7cada6c7a0fb81789ad3cb0ab06211e898153a957d5f6f50f9dabcda7a3e9c09af7018f54cbd20a8b1c07b7aa84637712138e

Download Submit
memory/1932-54-0x0000000075BA1000-0x0000000075BA3000-memory.dmp

Filesize
8KB

Download
memory/1932-55-0x0000000002430000-0x0000000002468000-memory.dmp

Filesize
224KB

Download
memory/1932-56-0x0000000000400000-0x00000000006B8000-memory.dmp

Filesize
2.7MB

Download
memory/1932-57-0x0000000002430000-0x0000000002468000-memory.dmp

Filesize
224KB

Download
memory/1932-58-0x0000000000400000-0x00000000006B8000-memory.dmp

Filesize
2.7MB

Download
memory/1932-59-0x0000000000400000-0x00000000006B8000-memory.dmp

Filesize
2.7MB

Download
memory/1932-60-0x0000000002430000-0x0000000002468000-memory.dmp

Filesize
224KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads