hxxps://t-mobile-nl[.]my[.]salesforce[.]com/servlet/servlet[.]ImageServer?oid=00D58000000aGmO&esid=0186N00000HPbl0&from=int

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20230621-en
resource tags

arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system
submitted
03-07-2023 06:40

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General

Target

https://t-mobile-nl.my.salesforce.com/servlet/servlet.ImageServer?oid=00D58000000aGmO&esid=0186N00000HPbl0&from=int

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 29 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000d53c3f41f06a2044adba6d75851c475900000000020000000000106600000001000020000000db6e6fe6d73575dc6370d7e3ca61dab7ad674b066f8caa213bd67d7b642e219d000000000e80000000020000200000009edafb303a2ace7e1a47dc4c043f9c979f91da35bb1f932d7704f111dba15c7820000000d1eaa7aba8f2d36ac3b375eff3e6a08abaaa657f70e500e5420fd076b6fb8fa2400000002c0b1f8fe7644b8dbaea622205fe9d5ac4d03e1527c5922f2adeb1a8ca84f8805ce601f80c8288a70d1a08c54decfa8650a7dbacc0de14eafda02ac9dfaf4204	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "395131395"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000d53c3f41f06a2044adba6d75851c475900000000020000000000106600000001000020000000efa1f9833546ce7aee0be8cbd936fdbd5cec03e0981012be2353366cca6d09cf000000000e8000000002000020000000ed3208603c240009e4c5364d4394c21fecaec9555d6250e8e9b44c5275c1f02f20000000984f9d7e87ff6d5598b03d5271aa420d34b14e35a22f4c8d5581478cb972697740000000c1815dcd762312f487b8586c4954e2e60207182ea4ac6dbe16243c7b48685b65c6e26dad35f88a753a5ffb899c4492c657ba680a78feebca075adcb2f808928e	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 109db95079add901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 4019a45079add901	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{7A75ACD3-196C-11EE-8DA0-5A9695CC9A3E} = "0"	iexplore.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4308	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4308	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4308	iexplore.exe
4308	iexplore.exe
3648	IEXPLORE.EXE
3648	IEXPLORE.EXE
3648	IEXPLORE.EXE
3648	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4308 wrote to memory of 3648	4308	iexplore.exe	85
PID 4308 wrote to memory of 3648	4308	iexplore.exe	85
PID 4308 wrote to memory of 3648	4308	iexplore.exe	85

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" https://t-mobile-nl.my.salesforce.com/servlet/servlet.ImageServer?oid=00D58000000aGmO&esid=0186N00000HPbl0&from=int
1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4308
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4308 CREDAT:17410 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:3648

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\Internet Explorer\imagestore\boznf1h\imagestore.dat

Filesize
5KB

MD5
735f0a576f9094d34bfe3fe37944e886

SHA1
dd8697462accdf880becda967ef069b3515fc9d4

SHA256
fc7dfcf05a652546702a98335ca6b38e9b2aa201d48b3027c18c964335f86396

SHA512
936b0a706325a03948feddb45bd98d3ccbbfddef516e0f25d56f5bc3902fe8e7c2ea96087c082e2dcf5aa4a4df7da1d3b34af23e529571cedd0c656f77e845ef

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\8RG8LESW\favicon[1].ico

Filesize
5KB

MD5
ccda8df05e9a37b3131afd4d451b44ec

SHA1
ed9d0f9c4224fbd4c768be237b4b59f27f1b718c

SHA256
92842fc6c2f66b46f69458c14621fc2eca5d6c02d7937f9124fe8a3a9a55bc91

SHA512
a91f53c07b327c35864fe903acfe30afe2de3c26fdce1bdbf65842598b3a7b2fb19e54de27495519bf1e2a2bf7358561da16e931324e5b1112da4fe7efe4bc7e

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\8RG8LESW\favicon[1].ico

Filesize
5KB

MD5
ccda8df05e9a37b3131afd4d451b44ec

SHA1
ed9d0f9c4224fbd4c768be237b4b59f27f1b718c

SHA256
92842fc6c2f66b46f69458c14621fc2eca5d6c02d7937f9124fe8a3a9a55bc91

SHA512
a91f53c07b327c35864fe903acfe30afe2de3c26fdce1bdbf65842598b3a7b2fb19e54de27495519bf1e2a2bf7358561da16e931324e5b1112da4fe7efe4bc7e

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\97XIF11T\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit