hxxps://doubleclick[.]net/aclk?sa=l&ai=CiX22MRm0Y9DdM-SKtOUPv7yaEPzWzaNu9d-tquAQsdH93wUQASDYzIslYMnG5ozkpMAToAGhwJjxKMgBCagDAcgDmwSqBNkBT9Dp5t8dWcQBlDe4d5dh20Ul04HCVoWXJs61oFFltikQj1oSykzI_2FRdQ-aNO1l72ro2jsCE2yw-H9VNL6ejR2MTzCVYRzlkT4m-lH-lKLYJc-40_k09zJygDo9cg6ttq9d6p9Rl1y3YRMzN_X1Y5r2iwXtqVDqraIv-Dm9G5cwiKW8-2-AykaZyrhRUx1pQzQOjAAHVnlLGbeg2XtJtyFKBQW-OTBhMXoGAUVgm-kv4n-qPNZoctr8Vg2iBj8VkFG1HErFttzbK-GzH2tmRD3GvmMMD8HMRMAEjMrq-JoE-gUGCCUQARgAoAYugAeX1eLRA6gHjs4bqAeT2BuoB-6WsQKoB_6esQKoB6SjsQKoB6a-G6gHmgaoB_PRG6gHltgbqAeqm7ECqAf_nrECqAffn7EC2AcAwAgB0ggPCIBhEAEYADICigI6AoBA8ggNYmlkZGVyLTIzNDM0OIAKBJALA5gLAcgLAYAMAbgMAdgTDNAVAfgWAYAXAQ&ae=1&num=1&pr=2[:]0[.]44428&cid=CAQSGwDq26N9g7lUMdFJS8QkE1M0Zob561A2eQ3rfhgBIAo&sig=AOD64_3tAF0qW-0ZWDDg68iZ2Tziw4fTGA&client=ca-pub-2399441271239169&nb=9&adurl=https%3a%2f%2fdsedocx[.]firebaseapp[.]com%2FslF4zF4za51h0h3vi0h3nF4zd07r9s0h3nW1

General

Target

https://doubleclick.net/aclk?sa=l&ai=CiX22MRm0Y9DdM-SKtOUPv7yaEPzWzaNu9d-tquAQsdH93wUQASDYzIslYMnG5ozkpMAToAGhwJjxKMgBCagDAcgDmwSqBNkBT9Dp5t8dWcQBlDe4d5dh20Ul04HCVoWXJs61oFFltikQj1oSykzI_2FRdQ-aNO1l72ro2jsCE2yw-H9VNL6ejR2MTzCVYRzlkT4m-lH-lKLYJc-40_k09zJygDo9cg6ttq9d6p9Rl1y3YRMzN_X1Y5r2iwXtqVDqraIv-Dm9G5cwiKW8-2-AykaZyrhRUx1pQzQOjAAHVnlLGbeg2XtJtyFKBQW-OTBhMXoGAUVgm-kv4n-qPNZoctr8Vg2iBj8VkFG1HErFttzbK-GzH2tmRD3GvmMMD8HMRMAEjMrq-JoE-gUGCCUQARgAoAYugAeX1eLRA6gHjs4bqAeT2BuoB-6WsQKoB_6esQKoB6SjsQKoB6a-G6gHmgaoB_PRG6gHltgbqAeqm7ECqAf_nrECqAffn7EC2AcAwAgB0ggPCIBhEAEYADICigI6AoBA8ggNYmlkZGVyLTIzNDM0OIAKBJALA5gLAcgLAYAMAbgMAdgTDNAVAfgWAYAXAQ&ae=1&num=1&pr=2:0.44428&cid=CAQSGwDq26N9g7lUMdFJS8QkE1M0Zob561A2eQ3rfhgBIAo&sig=AOD64_3tAF0qW-0ZWDDg68iZ2Tziw4fTGA&client=ca-pub-2399441271239169&nb=9&adurl=https%3a%2f%2fdsedocx.firebaseapp.com%2FslF4zF4za51h0h3vi0h3nF4zd07r9s0h3nW1

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 37 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "700062784"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "709280911"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "381846998"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "709280911"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000f0c3cb66370d0c4fa7b3306f9e8a37b3000000000200000000001066000000010000200000004b37a23d9a47e990a42a6da79b2e774c7da7e609d66ee43287dc551670eed3c6000000000e80000000020000200000008c0eb5cf96289f666d7d4e6376bbe7bf40a8dc8782c684f02609b2687f0b50a520000000922af379eec5d6780f8af4fe92446f6c1d06feea54524c1430b8f37cdb2dfe05400000004bcd01deaf3e34cfbd1417bfa325e28640a24b560fe6115bf4352d13ab693a33747ac91de418cb83c4e0172469d0cb55b7c79104f2aba216fcbf15b7f5b950d8	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000f0c3cb66370d0c4fa7b3306f9e8a37b300000000020000000000106600000001000020000000eee54bbbac135689e287ca68cdd6cfd8d1e553f7e20a9b47b043337da705e11c000000000e80000000020000200000007adc2702a41a0d60b451de667787143fae36de913bafb93ec0ab7d70323b4d5b2000000088fdb613ee13411f69ea180e58161fab36dbd8d0ff5c8cd9515d9e838e5f8f1e40000000b715473729420506a5bcf40e4c064ada1e2933a09ac085680d277963c7b1e0c9426c3ea4fc17952ebe12253bbdde905270cb9f262d789ce4ca3e6ee85e1261ec	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{54CD26FC-A09A-11ED-A0EE-F63A18EFECFD} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31012007"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31012007"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 10b6702ba734d901	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "700062784"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = d083882ba734d901	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31012007"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31012007"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

iexplore.exe

pid process

796 iexplore.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

796 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

796 iexplore.exe
796 iexplore.exe
5072 IEXPLORE.EXE
5072 IEXPLORE.EXE
5072 IEXPLORE.EXE
5072 IEXPLORE.EXE

pid	process
796	iexplore.exe

pid	process
796	iexplore.exe

pid	process
796	iexplore.exe
796	iexplore.exe
5072	IEXPLORE.EXE
5072	IEXPLORE.EXE
5072	IEXPLORE.EXE
5072	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

iexplore.exe

description	pid	process	target process
PID 796 wrote to memory of 5072	796	iexplore.exe	IEXPLORE.EXE
PID 796 wrote to memory of 5072	796	iexplore.exe	IEXPLORE.EXE
PID 796 wrote to memory of 5072	796	iexplore.exe	IEXPLORE.EXE

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" https://doubleclick.net/aclk?sa=l&ai=CiX22MRm0Y9DdM-SKtOUPv7yaEPzWzaNu9d-tquAQsdH93wUQASDYzIslYMnG5ozkpMAToAGhwJjxKMgBCagDAcgDmwSqBNkBT9Dp5t8dWcQBlDe4d5dh20Ul04HCVoWXJs61oFFltikQj1oSykzI_2FRdQ-aNO1l72ro2jsCE2yw-H9VNL6ejR2MTzCVYRzlkT4m-lH-lKLYJc-40_k09zJygDo9cg6ttq9d6p9Rl1y3YRMzN_X1Y5r2iwXtqVDqraIv-Dm9G5cwiKW8-2-AykaZyrhRUx1pQzQOjAAHVnlLGbeg2XtJtyFKBQW-OTBhMXoGAUVgm-kv4n-qPNZoctr8Vg2iBj8VkFG1HErFttzbK-GzH2tmRD3GvmMMD8HMRMAEjMrq-JoE-gUGCCUQARgAoAYugAeX1eLRA6gHjs4bqAeT2BuoB-6WsQKoB_6esQKoB6SjsQKoB6a-G6gHmgaoB_PRG6gHltgbqAeqm7ECqAf_nrECqAffn7EC2AcAwAgB0ggPCIBhEAEYADICigI6AoBA8ggNYmlkZGVyLTIzNDM0OIAKBJALA5gLAcgLAYAMAbgMAdgTDNAVAfgWAYAXAQ&ae=1&num=1&pr=2:0.44428&cid=CAQSGwDq26N9g7lUMdFJS8QkE1M0Zob561A2eQ3rfhgBIAo&sig=AOD64_3tAF0qW-0ZWDDg68iZ2Tziw4fTGA&client=ca-pub-2399441271239169&nb=9&adurl=https%3a%2f%2fdsedocx.firebaseapp.com%2FslF4zF4za51h0h3vi0h3nF4zd07r9s0h3nW1
1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:796

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:796 CREDAT:17410 /prefetch:2
2⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:5072

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize
471B

MD5
ee0a37a05b705a5f66ebdd61da30b479

SHA1
136f52350f4f9213cd7a3062b4143b64a54c9549

SHA256
11a400393192414706b8051b4b37f3ef76d81885d41e0259d17a1517c2ccf56f

SHA512
c724734022d241f608b8b9515a6c1c87b4899f2d2dc2ea637a6c2acfabf7f00864bcf4478359f9ac5de31316046151e25eca389b8a9d136d4d84fcd61f9670bd

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize
434B

MD5
8a03b919f6e1a60b68df8be0c750591d

SHA1
6c59c9ba64da15a65fb02ec88660ff4f2ef1aeb6

SHA256
7ff3ab37a7dde8649ef6923561bc00f6043a70d8a1f7c11b2c1e5b6a55602c2c

SHA512
7f35e69d8c0758067a0b592f3bdf641ffe14acc8e823fcde84da6af1de44db4578808bf8dccf92e4533c745a5e68d0b165991154114330dc0ebbca7f5067cb8c

Download Submit

Analysis

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