hxxp://track[.]smtpsendemail[.]com/9114690/c?p=1OhRKkd-ejtK6pVYMPVaLsbE4_YN0LlQSAwPid2Pu4x0TMxzGWvyG5xuMZLFxBC8DRrb3D2s0AKcpMYBqud43Mi98hsEuELYCZkvjGJCcwSG7a4F6extBDjEZh6Vhi-5ywH1WdqNZUiPIKlYuZ6xpP8_jmhouJVnwEe1zk7zraSFxhGAhwqENJM3kmJktTY8i6T1kqMG-7w5wJxyPzsG_a_lAhLF7XdR3Bk2RLiWyZ1zIxKBHrFkLouGrp04YUeF96O9T6r84ud4G5G7gTLWCNs9FdwKXv53bx-1k4IzYAfkRCBDLYy8jrPZ3f7NxQfc5r9XJ3nlu4NmiWzafv5UAXNzyrhtFha1rSO2ROlMe3o3IZBJqBSJOvXc6oijxpxVC_wz92oFlNn6rSfAKqMVRRJjsKp6NrC4fPqC6gWW9v7eMUmDg-2KsmNmwECjnJ-0tvKLWk5yzvw7c-T6ruaBS1KguER_H8gyvYpDhVYBtZxswogZuO7lt1m_m8_Czqrd_J8qZFo2WqWfmtQWN9VSFUxThLUYsFogx9mwro3vTzVQ_agILDo09lCa-xZu2-Gg

Analysis

max time kernel
135s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
15/06/2023, 13:47

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General

Target

http://track.smtpsendemail.com/9114690/c?p=1OhRKkd-ejtK6pVYMPVaLsbE4_YN0LlQSAwPid2Pu4x0TMxzGWvyG5xuMZLFxBC8DRrb3D2s0AKcpMYBqud43Mi98hsEuELYCZkvjGJCcwSG7a4F6extBDjEZh6Vhi-5ywH1WdqNZUiPIKlYuZ6xpP8_jmhouJVnwEe1zk7zraSFxhGAhwqENJM3kmJktTY8i6T1kqMG-7w5wJxyPzsG_a_lAhLF7XdR3Bk2RLiWyZ1zIxKBHrFkLouGrp04YUeF96O9T6r84ud4G5G7gTLWCNs9FdwKXv53bx-1k4IzYAfkRCBDLYy8jrPZ3f7NxQfc5r9XJ3nlu4NmiWzafv5UAXNzyrhtFha1rSO2ROlMe3o3IZBJqBSJOvXc6oijxpxVC_wz92oFlNn6rSfAKqMVRRJjsKp6NrC4fPqC6gWW9v7eMUmDg-2KsmNmwECjnJ-0tvKLWk5yzvw7c-T6ruaBS1KguER_H8gyvYpDhVYBtZxswogZuO7lt1m_m8_Czqrd_J8qZFo2WqWfmtQWN9VSFUxThLUYsFogx9mwro3vTzVQ_agILDo09lCa-xZu2-Gg

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-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 70ebed19909fd901	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 408dfe19909fd901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000009eebcf5d6439a34d84dc49f26c2f6089000000000200000000001066000000010000200000009375cd5887624053d9f37e6aeaf8a5b584aa82ab72e5967550783ab31a1f6872000000000e800000000200002000000008cd7c862cb71f1094c783356e7d3f96f4c563fee0d7a837d89969adcc062ac42000000026f3271ae49a3df93f948da20b68faf3182e20a19739eb72044f0544e2b8be0b40000000faa96f719d5d846c6e1761db98162fd94b8e676d60d9ca92f2623fd40968f9d9dea8a0cfa329e8e7e8acbdd4b577d87e2539c6c67b33154116cfdfcd991e835d	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{41CC0807-0B83-11EE-8FFF-42C2EBB090FB} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31039376"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000009eebcf5d6439a34d84dc49f26c2f608900000000020000000000106600000001000020000000e1a64a95038e0f27d88ac84fb5748a5f78c0cfbe8501db6d68d463564a95ae54000000000e8000000002000020000000d188e2920c7b7aa25728e72452ef7e1fc9cd92c3d58576b88b0b07e0e907d24c20000000337a25162d17f6c81836f2338df5c4bebffac1f9d4167c6bfc328b7d2ea553ef40000000f39d9b7b85f8faaf211eb9893056e7e1a797b6b37fd48ab74f1360aeb9488dfa2b2a4f5522e864305ef2aaa544687ad9ffeb815372ccecffc5f7e46c6f514715	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "394559168"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "372997193"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "393601863"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31039376"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31039376"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "372997193"	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4960	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4960	iexplore.exe
4960	iexplore.exe
1960	IEXPLORE.EXE
1960	IEXPLORE.EXE
1960	IEXPLORE.EXE
1960	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4960 wrote to memory of 1960	4960	iexplore.exe	86
PID 4960 wrote to memory of 1960	4960	iexplore.exe	86
PID 4960 wrote to memory of 1960	4960	iexplore.exe	86

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" http://track.smtpsendemail.com/9114690/c?p=1OhRKkd-ejtK6pVYMPVaLsbE4_YN0LlQSAwPid2Pu4x0TMxzGWvyG5xuMZLFxBC8DRrb3D2s0AKcpMYBqud43Mi98hsEuELYCZkvjGJCcwSG7a4F6extBDjEZh6Vhi-5ywH1WdqNZUiPIKlYuZ6xpP8_jmhouJVnwEe1zk7zraSFxhGAhwqENJM3kmJktTY8i6T1kqMG-7w5wJxyPzsG_a_lAhLF7XdR3Bk2RLiWyZ1zIxKBHrFkLouGrp04YUeF96O9T6r84ud4G5G7gTLWCNs9FdwKXv53bx-1k4IzYAfkRCBDLYy8jrPZ3f7NxQfc5r9XJ3nlu4NmiWzafv5UAXNzyrhtFha1rSO2ROlMe3o3IZBJqBSJOvXc6oijxpxVC_wz92oFlNn6rSfAKqMVRRJjsKp6NrC4fPqC6gWW9v7eMUmDg-2KsmNmwECjnJ-0tvKLWk5yzvw7c-T6ruaBS1KguER_H8gyvYpDhVYBtZxswogZuO7lt1m_m8_Czqrd_J8qZFo2WqWfmtQWN9VSFUxThLUYsFogx9mwro3vTzVQ_agILDo09lCa-xZu2-Gg
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4960
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4960 CREDAT:17410 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1960

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\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
471B

MD5
82b6e24e9d7fe90d647b5b81389401b3

SHA1
51f3af35027bc77cf6912e6dd3d6cc3289c19c55

SHA256
3483fda8fbc0fa1d77780c1c46e372c3bc834a45b19d149d0dbc8c2fba26322d

SHA512
3454b31c7111bdc0cf6ec133ef1dd6755abf0b006f77341b904fbb8ad25a81b548accc510f1590c2a3955f5bf86f8b023404e1acb9d2b028bb29067848936f7d

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
404B

MD5
4dfa3b621fa75c1d96a4125128c55d73

SHA1
663d0692ce1a91e44c51a9c02c0a26bd6497b9e8

SHA256
8726f1323682371e3541e994d27b14716aa7a24522b750fd64fd5f1dc8a5afff

SHA512
f88b3b79c3425159c1eb3ecc5e975a67b744d93376a25fe9fe9b52d11af191b56a6cd398fc4ebc9783b2b7495ad017a989fdfef5de05f971d3c7f2c42a71a4dd

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\phzg4yt\imagestore.dat

Filesize
197B

MD5
6ea1f912505d915776a5a315b1376132

SHA1
2abdd6513b2f1e3e58bbab7091c172495ef7138d

SHA256
0f882880a95139bff09e4edc339f7e86cd992946b06f1c0ec0d9ec98364e1ffc

SHA512
b6a5cbd1d2796119f361d1536752e95cc3a17ae6b942546ccf2b9a75ccc333eb553f31b1ebf230af9ae13624a0ffc531e1454b5adf8671db61f40db3f7cf8155

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\39K1WZBJ\favicon[1].ico

Filesize
37B

MD5
455005e2f4b8ecc484500fab08619f70

SHA1
e1e297d7dfdbb59ed7fc2f175827d5bb4d00840b

SHA256
b2e4d08754839510a3d77ddf8205a515e51e4277c323932b10441196744ce757

SHA512
b64f465a0341a5b964760de11f98b94ef91205922570d8d47f69c28a25e86ccf1b4a31a6646ce914d4bfd2b419c5f1f80b6a1abb8e3cc6be23871c1b2133b140

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\4VT6R2QM\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit