f7844cb8c5d9431f1c67ed06641882039e737f3b2e70b8b97313616809e34910

Analysis

max time kernel
103s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
12/10/2022, 14:07

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General

Target

f7844cb8c5d9431f1c67ed06641882039e737f3b2e70b8b97313616809e34910.exe
Size

466KB
MD5

6b39af918852edd1203bd2b5709f94b5
SHA1

b52b44a618098a9d5522187c8d62e02c7c84c078
SHA256

f7844cb8c5d9431f1c67ed06641882039e737f3b2e70b8b97313616809e34910
SHA512

61f1bf96b1584fc1e452d5b4d33e3ed9faee2f79dea88f95f409dfecf767acb1db4970e646f6e2d1455efc6cc952c0edff2e7e41ca6e021388d0caa0feecf71f
SSDEEP

12288:Fr3+AZz6vIlBP9S/hsbRbG8LJgEFm8BDVqdEyoFWVoB3:Ff1lyhsb97LiAm8BxoErFWyZ

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 35 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3982379944"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000e2728ad8693e804caf0ad2c227b1421600000000020000000000106600000001000020000000457234d0da70bb466c95ed3770fecc84b8003a7ed5948e4122f63e34099138e2000000000e8000000002000020000000ce8ece9948e6745c6f153b8b007f3579ecdbefcca0f4e2b53d897e461df9d1772000000033b4e929c812e96cd03d8cc781b3dad745eac3ee7d94a6e9375ce23eaefb2ab340000000ae10bc4f44e7e3f14675169154137bfa43bfd107a76ce1f4984bbece976d9dcb3dfb49a0ab8bd611c0c074f18f58cbc40ec7ff884cd3eb9f5790715ce3a4fdb8	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 50ca4bf757ded801	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3982379944"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30989911"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "372357178"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000e2728ad8693e804caf0ad2c227b1421600000000020000000000106600000001000020000000d7ae19189a7942f5234175eab3210b88bc9ae8df98a8c32f481fcc60a46d504c000000000e8000000002000020000000a76fd7a91f0cf5df377adb511d79f51c6f1b6829c46bca5c15580e50b411db80200000000a5cce3f533edf703a8dba028cd7104fcf89a8f4137ef60870a725cbf09f852140000000873ab8b61ec6095be17fdcbfb3601f8bfe2e94827e06616f6bc7b2b92e0d454d850f4712b535edf73b2f916f0c737a79397af6976fc718f34fd8c2b3573f1b95	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30989911"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "4091910130"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 60a9980158ded801	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30989911"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{1CEA0880-4A4B-11ED-B696-7ED4F7B3352B} = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4940	f7844cb8c5d9431f1c67ed06641882039e737f3b2e70b8b97313616809e34910.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
796	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
4940	f7844cb8c5d9431f1c67ed06641882039e737f3b2e70b8b97313616809e34910.exe
796	IEXPLORE.EXE
796	IEXPLORE.EXE
5076	IEXPLORE.EXE
5076	IEXPLORE.EXE
5076	IEXPLORE.EXE
5076	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4940 wrote to memory of 796	4940	f7844cb8c5d9431f1c67ed06641882039e737f3b2e70b8b97313616809e34910.exe	82
PID 4940 wrote to memory of 796	4940	f7844cb8c5d9431f1c67ed06641882039e737f3b2e70b8b97313616809e34910.exe	82
PID 796 wrote to memory of 5076	796	IEXPLORE.EXE	83
PID 796 wrote to memory of 5076	796	IEXPLORE.EXE	83
PID 796 wrote to memory of 5076	796	IEXPLORE.EXE	83
PID 4940 wrote to memory of 5088	4940	f7844cb8c5d9431f1c67ed06641882039e737f3b2e70b8b97313616809e34910.exe	84
PID 4940 wrote to memory of 5088	4940	f7844cb8c5d9431f1c67ed06641882039e737f3b2e70b8b97313616809e34910.exe	84
PID 4940 wrote to memory of 5088	4940	f7844cb8c5d9431f1c67ed06641882039e737f3b2e70b8b97313616809e34910.exe	84

C:\Users\Admin\AppData\Local\Temp\f7844cb8c5d9431f1c67ed06641882039e737f3b2e70b8b97313616809e34910.exe
"C:\Users\Admin\AppData\Local\Temp\f7844cb8c5d9431f1c67ed06641882039e737f3b2e70b8b97313616809e34910.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4940
- C:\Program Files\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files\Internet Explorer\IEXPLORE.EXE" http://www.wa300.com/tj.html
  2⤵
  - Modifies Internet Explorer settings
  - 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
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:5076
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\F7844C~1.EXE
  2⤵
  PID:5088

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
957d711ef13aae49d723c4d2b1d4fa37

SHA1
aa818a5cfb5ce97987c05c8f20866cbbafb4bf93

SHA256
43184ac9a857febd19b97a04797528a7de0c15744ae3d540e23cc4b5f1d2641b

SHA512
f5c8fb180bba40d0755c909349bb960be5b8242de651237b9c2368d74accbf845f3cad131ff9b80f71745353dd11b53ddda7fd5cb928a2f543be217b9e975030

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

Filesize
434B

MD5
2d748881da60d5227108212aa58c3103

SHA1
fbb316c2e76bf09fda1892bd759448ec84c37362

SHA256
413cd4cd5922c4e9c0bb9ebda70bd015ab85d6eb33620b034875c2df29adcb99

SHA512
db5946ae7632f0d0d4331ea221a9884f191108c71de92c9ccebba7c8cc6c4dbf8f82fd51ad8f31cd4b0f12cbd7954e2e518337e80222c1a226c288f2fdff1605

Download Submit
memory/4940-132-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/4940-136-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download