hxxps://r20[.]rs6[.]net/tn[.]jsp?f=001f08BTiEpQnE_egkh6wqoMN-cT3d6RwkTljOkeb-WGXcOuIgxxJ_UbEAWLkorQNizNRkmVMxEkqzI9f8s9etmiztA7-H2kFg_2QVf3K5K8s9xuMebd53Xd_3HbHPgd1iSyX4o2TfscBHcHwO06y_gsQ==&c=DkBiK5zkW4pazNtUASiVhgGTICblESf-HCI6_JmpTRhjEWCcum5Z0A==&ch=Ulf4xa12_rv3zbHS9bQbqUohrlkmWZM3hAK3crq265_5jcUVIdze1A==

Analysis

max time kernel
141s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
11/07/2023, 17:32

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General

Target

https://r20.rs6.net/tn.jsp?f=001f08BTiEpQnE_egkh6wqoMN-cT3d6RwkTljOkeb-WGXcOuIgxxJ_UbEAWLkorQNizNRkmVMxEkqzI9f8s9etmiztA7-H2kFg_2QVf3K5K8s9xuMebd53Xd_3HbHPgd1iSyX4o2TfscBHcHwO06y_gsQ==&c=DkBiK5zkW4pazNtUASiVhgGTICblESf-HCI6_JmpTRhjEWCcum5Z0A==&ch=Ulf4xa12_rv3zbHS9bQbqUohrlkmWZM3hAK3crq265_5jcUVIdze1A==

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 43 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\Total\ = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\Total\ = "38"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{04988CE2-2011-11EE-A3FC-56E59CCA2AD6} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\Total\ = "8"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\hlsw86j755hv.statuspage.io\ = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000007ce7b7852422c48865386072e9a0d0f0000000002000000000010660000000100002000000026fa59e39d0f7ad341e94c285a33e75c56c9f53b2d3d773172740c014a5f68bd000000000e8000000002000020000000b53c8aff333c87f2b2773d5ef2553b357bd5fef07a7a0a67312aab3126cf8bee2000000027ae70cdf78b89151233a26f7d10d77d60b24814f278d35e1e58b5b05b020def40000000329c8f8bb10e19e5ea78d547f2d4a728379c287a0ed6349f523e79a076aaeadda06d8083541339e2997e30026579510605c3a51e5837ebc4ad58b7492a4b620a	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "395155395"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\statuspage.io\Total = "8"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = b0228c2fb1add901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\Software\Microsoft\Internet Explorer\DOMStorage\statuspage.io	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\statuspage.io\NumberOfSubdomains = "1"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\hlsw86j755hv.statuspage.io\ = "8"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\hlsw86j755hv.statuspage.io\ = "38"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\statuspage.io	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\statuspage.io\Total = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\statuspage.io\Total = "38"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\Software\Microsoft\Internet Explorer\DOMStorage\hlsw86j755hv.statuspage.io	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4508	iexplore.exe
4508	iexplore.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
4508	iexplore.exe
2656	IEXPLORE.EXE
2656	IEXPLORE.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2656	IEXPLORE.EXE
2656	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 10 IoCs

pid	Process
4508	iexplore.exe
4508	iexplore.exe
2656	IEXPLORE.EXE
2656	IEXPLORE.EXE
2656	IEXPLORE.EXE
2656	IEXPLORE.EXE
3776	IEXPLORE.EXE
3776	IEXPLORE.EXE
3776	IEXPLORE.EXE
3776	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4508 wrote to memory of 2656	4508	iexplore.exe	86
PID 4508 wrote to memory of 2656	4508	iexplore.exe	86
PID 4508 wrote to memory of 2656	4508	iexplore.exe	86
PID 4508 wrote to memory of 3776	4508	iexplore.exe	98
PID 4508 wrote to memory of 3776	4508	iexplore.exe	98
PID 4508 wrote to memory of 3776	4508	iexplore.exe	98

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" https://r20.rs6.net/tn.jsp?f=001f08BTiEpQnE_egkh6wqoMN-cT3d6RwkTljOkeb-WGXcOuIgxxJ_UbEAWLkorQNizNRkmVMxEkqzI9f8s9etmiztA7-H2kFg_2QVf3K5K8s9xuMebd53Xd_3HbHPgd1iSyX4o2TfscBHcHwO06y_gsQ==&c=DkBiK5zkW4pazNtUASiVhgGTICblESf-HCI6_JmpTRhjEWCcum5Z0A==&ch=Ulf4xa12_rv3zbHS9bQbqUohrlkmWZM3hAK3crq265_5jcUVIdze1A==
1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4508
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4508 CREDAT:17410 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:2656
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4508 CREDAT:17414 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:3776

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\103621DE9CD5414CC2538780B4B75751

Filesize
717B

MD5
60fe01df86be2e5331b0cdbe86165686

SHA1
2a79f9713c3f192862ff80508062e64e8e0b29bd

SHA256
c08ccbc876cd5a7cdfa9670f9637da57f6a1282198a9bc71fc7d7247a6e5b7a8

SHA512
ef9f9a4dedcbfe339f4f3d07fb614645596c6f2b15608bdccdad492578b735f7cb075bdaa07178c764582ee345857ec4665f90342694e6a60786bb3d9b3a3d23

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\103621DE9CD5414CC2538780B4B75751

Filesize
192B

MD5
eff4b411b151d09e15eba930b2419d31

SHA1
0f488bec8cfb39b53b28c38f8d12848688d7e427

SHA256
d3327f9daa43d08ec0c9039fc7954220b78787a1bf3ea1fcbf03b7c6f9196d08

SHA512
e96ee783a822780e9145b9a96d2e2dc438fad29117d394123dcde07a36b96f3a17ef0b83930ab84058c9f574f0eb84858a644b719f1847a8c59868e30c218bd4

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\DOMStore\KJZAVR7H\hlsw86j755hv.statuspage[1].xml

Filesize
152B

MD5
6e4acc1d09a39be806a39ac6c8a79078

SHA1
d9ea138a8443c774d63f3f7e6a47edb5833ee506

SHA256
fe95f324e53acc34a2f34a68e33d83e71de4a0fbbad8dfe60896bea429efc28e

SHA512
c6923d320f35de9688aeacd3f47fd7c912bac5fefcf81be70b425a578640dbba1cd34eceebb76ab45044b713212e47535a05dc71b90c550897d227fbba40cfc5

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\e863qdq\imagestore.dat

Filesize
1KB

MD5
c823cf160581c38f1a8608e8fc824dca

SHA1
d6515471c2d052f0aa6ab6731889f2afb08d46e0

SHA256
1a2d8eaef74d572d7339d5014470ee0f7ca9545b4bfcc5b4343ad0c610b4dfeb

SHA512
c957e4a7f1a7fa7ee8f882d538db57e333bb3083d25ae2014a4e33778eb0e3f7b8d79e04157b82740b1cee9891a38aaa49705783dde59524764ff11cd8e1bba2

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\IFS1FGNU\favicon-32x32[1].png

Filesize
1KB

MD5
6d668ad741d3ef0591b5fc753b465eb5

SHA1
eff32b42d8144c277d199f0ba3a608d28e092ed3

SHA256
3b7fdd787735562628cb562334fff9be06e570450aa5c918d5c483a10742c64b

SHA512
c02dd80fcae63eaea75646895f22bd4a225b380493b2f7977ba57b0751d517b5ee61766c75da978f67cb54c3778f20b896bb31ec5485a2f1f291ebd8d1a3e2d8

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

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit