hxxps://pastebin[.]com/raw/h0CBJzk2

Analysis

max time kernel
135s
max time network
167s
platform
windows10-2004_x64
resource
win10v2004-20230621-en
resource tags

arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system
submitted
30/06/2023, 12:32

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General

Target

https://pastebin.com/raw/h0CBJzk2

Score

6^/10

Malware Config

Signatures

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

Modifies Internet Explorer settings 1 TTPs 29 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-4025927695-1301755775-2607443251-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{285F8DAC-1745-11EE-9FB7-E646DE6CE750} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4025927695-1301755775-2607443251-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4025927695-1301755775-2607443251-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4025927695-1301755775-2607443251-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4025927695-1301755775-2607443251-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4025927695-1301755775-2607443251-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4025927695-1301755775-2607443251-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4025927695-1301755775-2607443251-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000bbcc4d706d9277469144fa0d79f40dea00000000020000000000106600000001000020000000e617989ccf621d0e04711a6bbe63ae89b5821c52b83b8c27f0b70e414380e108000000000e80000000020000200000006837de879072cb6649d518a2a35fe054da8b5d13ef46e05e27d32e3dc638095920000000c5aa9c6fb3725827d3685c607346351bbd9ac7de227aeea97b42521040fa66e64000000089ee76c88533f0325cb5f83ae6ac67f8f52f1bdda41b96f558e6b50f4d67ce7532b773d4d0574a19e51dd7b27a51041a562610bed2980c5619113115683743ff	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4025927695-1301755775-2607443251-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4025927695-1301755775-2607443251-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4025927695-1301755775-2607443251-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4025927695-1301755775-2607443251-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4025927695-1301755775-2607443251-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-4025927695-1301755775-2607443251-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000bbcc4d706d9277469144fa0d79f40dea00000000020000000000106600000001000020000000e73b0b40ee0e15fa83900774416ef3669792650c2ce4440322aadf316f58a2c6000000000e80000000020000200000005fb87760d17a7b53fc6134cac6cf06acb3f56db0ecf32bf412e599b12e0cb2dc20000000644e05bbdeb021b706744d32a816bb2048b1b1c3a12db623575ff3b14146edb1400000005788c6a8cd9e474ae4a128809397d951b60056e2895295e963607ebda7c39f2415c0a9992043f4088575fce60086f66513583662bca10f67f7da2b8fdfd382a7	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4025927695-1301755775-2607443251-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4025927695-1301755775-2607443251-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = e0c3e7ff51abd901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4025927695-1301755775-2607443251-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4025927695-1301755775-2607443251-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4025927695-1301755775-2607443251-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4025927695-1301755775-2607443251-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4025927695-1301755775-2607443251-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4025927695-1301755775-2607443251-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-4025927695-1301755775-2607443251-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 200f340052abd901	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4025927695-1301755775-2607443251-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "394894621"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4025927695-1301755775-2607443251-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4025927695-1301755775-2607443251-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4025927695-1301755775-2607443251-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4025927695-1301755775-2607443251-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4025927695-1301755775-2607443251-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1960	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1960	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1960	iexplore.exe
1960	iexplore.exe
3616	IEXPLORE.EXE
3616	IEXPLORE.EXE
3616	IEXPLORE.EXE
3616	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1960 wrote to memory of 3616	1960	iexplore.exe	82
PID 1960 wrote to memory of 3616	1960	iexplore.exe	82
PID 1960 wrote to memory of 3616	1960	iexplore.exe	82

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" https://pastebin.com/raw/h0CBJzk2
1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1960
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1960 CREDAT:17410 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:3616

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Web Service

T1102

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\5qy8zhw\imagestore.dat

Filesize
428B

MD5
81f3ea86162ec0c74f8d6393446e0b74

SHA1
a44d8572d6c4b6990285caabad57c0df06f80c11

SHA256
51ea3be9e025a673172dc6cfab03adf6057eab2a56ce1624e58a905f289c85c1

SHA512
f4238d2c9a5554ebdf97336add549db2057345d7aa37a5307f2ff8705486e93506dc3f782cecd6f3c00bc85bc90f10db0b4cf030ef4a9137674b050f68990ae6

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\8BTFP6VK\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\U74AOVB4\favicon[2].ico

Filesize
318B

MD5
de86a6f000f8f84e20bc7eb2c7d320e3

SHA1
35af87deef9e6c081d834d08963ada2530dc0618

SHA256
6a5e064af00286681a3ae734e5407a2ea883955d875c5490e597d1ddb8eda021

SHA512
e06a8f3101e1cad5bb965a8543fff987a2e22f8ed1fd9aba00c86bb937118f75b280bcfb1c6649f5ec96d6182582aa64a346e7dd7637c0f73a26f79b3a3aee96

Download Submit