hxxp://edgeapi[.]slack[.]com

Analysis

max time kernel
171s
max time network
201s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
31/03/2023, 14:43

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General

Target

http://edgeapi.slack.com

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 29 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{7206A95A-CFF2-11ED-B7D7-72EDBB006969} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1719571401"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31024127"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1719571401"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31024127"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "387052571"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-1013461898-3711306144-4198452673-1000\{A0D36944-5AA9-4C20-ACA0-C7A4A020CADF}	IEXPLORE.EXE

Suspicious use of AdjustPrivilegeToken 20 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3792	IEXPLORE.EXE
Token: SeCreatePagefilePrivilege	3792	IEXPLORE.EXE
Token: SeShutdownPrivilege	3792	IEXPLORE.EXE
Token: SeCreatePagefilePrivilege	3792	IEXPLORE.EXE
Token: SeShutdownPrivilege	3792	IEXPLORE.EXE
Token: SeCreatePagefilePrivilege	3792	IEXPLORE.EXE
Token: SeShutdownPrivilege	3792	IEXPLORE.EXE
Token: SeCreatePagefilePrivilege	3792	IEXPLORE.EXE
Token: SeShutdownPrivilege	3792	IEXPLORE.EXE
Token: SeCreatePagefilePrivilege	3792	IEXPLORE.EXE
Token: SeShutdownPrivilege	3792	IEXPLORE.EXE
Token: SeCreatePagefilePrivilege	3792	IEXPLORE.EXE
Token: SeShutdownPrivilege	3792	IEXPLORE.EXE
Token: SeCreatePagefilePrivilege	3792	IEXPLORE.EXE
Token: SeShutdownPrivilege	3792	IEXPLORE.EXE
Token: SeCreatePagefilePrivilege	3792	IEXPLORE.EXE
Token: SeShutdownPrivilege	3792	IEXPLORE.EXE
Token: SeCreatePagefilePrivilege	3792	IEXPLORE.EXE
Token: SeShutdownPrivilege	3792	IEXPLORE.EXE
Token: SeCreatePagefilePrivilege	3792	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4480	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4480	iexplore.exe
4480	iexplore.exe
3792	IEXPLORE.EXE
3792	IEXPLORE.EXE
3792	IEXPLORE.EXE
3792	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4480 wrote to memory of 3792	4480	iexplore.exe	81
PID 4480 wrote to memory of 3792	4480	iexplore.exe	81
PID 4480 wrote to memory of 3792	4480	iexplore.exe	81

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" http://edgeapi.slack.com
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4480
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4480 CREDAT:17410 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Modifies registry class
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:3792

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x320 0x51c
1⤵
PID:1464

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\82CB34DD3343FE727DF8890D352E0D8F

Filesize
7KB

MD5
dd50a5d6139e6d8b6992797ccd04818a

SHA1
7350c9c059d598c83af220ca6d30f1b13540cfa0

SHA256
b117851f48442b165516bc5b29d58ba0efac8b73ea78bfa676d43be87d9d5df3

SHA512
273265d2df03adf0284203a021f2f1f1d13d7b3e3154a7837d8112a27db591bda198f074ce9d2ca743c400a2c90b180b4f0be03fb950c8d342624a7590aab976

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\82CB34DD3343FE727DF8890D352E0D8F

Filesize
232B

MD5
43686074998007e7501e93c702287f48

SHA1
153d7b6461deb295ee1f975b533686e99038a5ed

SHA256
0703711a2c2441b2e0b4d0c26dff868e248578cb7894cf7810fe123057c3773b

SHA512
9e1144a393f46f88d5f7bc36d01aa7824a33b96c8f732a321867e4d6518f09020f9cfebf337385ed8971efed360dc2c5fd3dd0b2d635ec3282390e0f4002da85

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\G1ORIWBN\favicon-32-ua[1].png

Filesize
1KB

MD5
4d93fee05ad86462c5af801dae6b8d7f

SHA1
0d1a4ad2274e00123f146e04e25d300cde546a4b

SHA256
b064e0d943b3ebf1b2106fc898ef98168bc4ac3787e296822796863c8e907082

SHA512
20c61ccb2a7b8201214ba35c09329472a13ffb29b4eb37df63a01e2027488e1ff59098e60cd01133887658b91071a71636f1c368907dfde8055347c87ebb4343

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\G1ORIWBN\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit