5492f7d2bdd766a9ece1ed3b5422036188d7be8bcde72eb87a1dbbf323a1d861

Analysis

max time kernel
148s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
23/03/2024, 03:47

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General

Target
2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Size 4.0MB
Sample240323-eb63vsff4t
SHA256 5492f7d2bdd766a9ece1ed3b5422036188d7be8bcde72eb87a1dbbf323a1d861
MD5 77442919f69e72c87131ec3990409a34
SHA1 cee797e48e6125643ca33fcedfcfafded90dc0d5
SHA512 c18b0407e483e85af610a4621d44e3c0b2f7583a91ca0446e3c362d1e958a6b3921099d4a88181c06b64fa9f09ae1a3764115befc7706a928f9eee691d35d026
SSDEEP 49152:1B5nXN/5iGsRLt4ee8GAQpTBwYceNSJP5w1mRAYWc4D5bp1ZPTQyL9T1/c8apR:1BpN+LIAUFwXN+1mR3WxtPJXk8a3
MD5 SHA1 SHA512 SSDEEP

Score

9^/10

adware stealer upx

Malware Config

Signatures

UPX dump on OEP (original entry point) 6 IoCs

resource	yara_rule
behavioral2/files/0x0008000000023203-1.dat	UPX
behavioral2/memory/2128-3-0x0000000010000000-0x0000000010030000-memory.dmp	UPX
behavioral2/memory/2128-14-0x0000000010000000-0x0000000010030000-memory.dmp	UPX
behavioral2/memory/2128-17-0x0000000010000000-0x0000000010030000-memory.dmp	UPX
behavioral2/memory/2128-20-0x0000000010000000-0x0000000010030000-memory.dmp	UPX
behavioral2/memory/2128-26-0x0000000010000000-0x0000000010030000-memory.dmp	UPX

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x0008000000023203-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
2128	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe

UPX packed file 6 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/files/0x0008000000023203-1.dat	upx
behavioral2/memory/2128-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/2128-14-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/2128-17-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/2128-20-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/2128-26-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Enumerates connected drives 3 TTPs 1 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\e:	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe

Installs/modifies Browser Helper Object 2 TTPs 8 IoCs

BHOs are DLL modules which act as plugins for Internet Explorer.

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{0055C089-8582-441B-A0BF-17B458C2A3A8}\ = "IDM Helper"	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{0055C089-8582-441B-A0BF-17B458C2A3A8}\NoExplorer = "1"	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{0055C089-8582-441B-A0BF-17B458C2A3A8}	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{0055C089-8582-441B-A0BF-17B458C2A3A8}\ = "IDM Helper"	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{0055C089-8582-441B-A0BF-17B458C2A3A8}\NoExplorer = "1"	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{0055C089-8582-441B-A0BF-17B458C2A3A8}	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
File created	\??\c:\program files\common files\system\symsrv.dll.000	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 25 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{E0DACC63-037F-46EE-AC02-E4C7B0FBFEB4}\Policy = "3"	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Internet Explorer\MenuExt\Download with IDM\contexts = "243"	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Key created	\REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\Software\Microsoft\Internet Explorer\Low Rights	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\DownloadUI = "{7D11E719-FF90-479C-B0D7-96EB43EE55D7}"	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Key created	\REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Internet Explorer\MenuExt\Download with IDM	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Internet Explorer\MenuExt\Download with IDM\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\IEExt.htm"	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{E0DACC63-037F-46EE-AC02-E4C7B0FBFEB4}\AppName = "2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe"	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Internet Explorer\DownloadUI = "{7D11E719-FF90-479C-B0D7-96EB43EE55D7}"	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Key created	\REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Internet Explorer\MenuExt\Download all links with IDM\contexts = "243"	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{1902485B-CE75-42C1-BA2D-57E660793D9A}\AppPath = "C:\\Users\\Admin\\AppData\\Local\\Temp"	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{1902485B-CE75-42C1-BA2D-57E660793D9A}\Policy = "3"	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Internet Explorer\Low Rights\DragDrop\{19129CDA-AFC0-4330-99BC-C5A834F89006}\AppPath = "C:\\Users\\Admin\\AppData\\Local\\Temp"	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Key created	\REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Internet Explorer\MenuExt\Download all links with IDM\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\IEGetAll.htm"	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Internet Explorer\Low Rights\DragDrop\{19129CDA-AFC0-4330-99BC-C5A834F89006}\AppName = "2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe"	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Key created	\REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Internet Explorer\MenuExt\Download all links with IDM	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Key created	\REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\Software\Microsoft\Internet Explorer\Low Rights\ElevationPolicy	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Key created	\REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\Software\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{E0DACC63-037F-46EE-AC02-E4C7B0FBFEB4}	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Key created	\REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\Software\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{1902485B-CE75-42C1-BA2D-57E660793D9A}	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{1902485B-CE75-42C1-BA2D-57E660793D9A}\AppName = "IEMonitor.exe"	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Key created	\REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\Software\Microsoft\Internet Explorer\Low Rights\DragDrop\{19129CDA-AFC0-4330-99BC-C5A834F89006}	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Internet Explorer\Low Rights\DragDrop\{19129CDA-AFC0-4330-99BC-C5A834F89006}\Policy = "3"	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{E0DACC63-037F-46EE-AC02-E4C7B0FBFEB4}\AppPath = "C:\\Users\\Admin\\AppData\\Local\\Temp"	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Key created	\REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\Software\Microsoft\Internet Explorer\Low Rights\DragDrop	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe

Modifies registry class 12 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AC746233-E9D3-49CD-862F-068F7B7CCCA4}\AppID = "{AC746233-E9D3-49CD-862F-068F7B7CCCA4}"	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{AC746233-E9D3-49CD-862F-068F7B7CCCA4}\RunAs = "Interactive User"	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IDMan.CIDMLinkTransmitter\CLSID\ = "{AC746233-E9D3-49CD-862F-068F7B7CCCA4}"	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AC746233-E9D3-49CD-862F-068F7B7CCCA4}\ = "IDMan.CIDMLinkTransmitter"	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AC746233-E9D3-49CD-862F-068F7B7CCCA4}	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AC746233-E9D3-49CD-862F-068F7B7CCCA4}\LocalServer32	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AC746233-E9D3-49CD-862F-068F7B7CCCA4}\LocalServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe"	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{AC746233-E9D3-49CD-862F-068F7B7CCCA4}	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{AC746233-E9D3-49CD-862F-068F7B7CCCA4}\ = "IDMan"	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{AC746233-E9D3-49CD-862F-068F7B7CCCA4}\ROTFlags = "1"	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IDMan.CIDMLinkTransmitter	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IDMan.CIDMLinkTransmitter\CLSID	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2128	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
2128	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
2128	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
2128	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
2128	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
2128	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
2128	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
2128	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2128	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
Token: SeRestorePrivilege	2128	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2128	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
2128	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
2128	2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe

C:\Users\Admin\AppData\Local\Temp\2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe
"C:\Users\Admin\AppData\Local\Temp\2024-03-23_77442919f69e72c87131ec3990409a34_floxif_icedid.exe"
1⤵
- Loads dropped DLL
- Enumerates connected drives
- Installs/modifies Browser Helper Object
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2128

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Browser Extensions

T1176

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

symsrv.dll

Path C:\Program Files\Common Files\System\symsrv.dll
Size 67KB
SHA256 de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
MD5 7574cf2c64f35161ab1292e2f532aabf
SHA1 14ba3fa927a06224dfe587014299e834def4644f
SHA512 4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab
SSDEEP 1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZL:c8y93KQjy7G55riF1cMo03V
MD5 SHA1 SHA512 SSDEEP

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symsrv.dll.000

Path C:\Program Files\Common Files\System\symsrv.dll.000
Size 175B
SHA256 eba08cc8182f379392a97f542b350ea0dbbe5e4009472f35af20e3d857eafdf1
MD5 1130c911bf5db4b8f7cf9b6f4b457623
SHA1 48e734c4bc1a8b5399bff4954e54b268bde9d54c
SHA512 94e2511ef2c53494c2aff0960266491ffc0e54e75185427d1ccedae27c286992c754ca94cbb0c9ea36e3f04cd4eb7f032c551cf2d4b309f292906303f1a75fa0
MD5 SHA1 SHA512

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memory/2128-3-0x0000000010000000-0x0000000010030000-memory.dmp

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memory/2128-10-0x0000000076F00000-0x0000000076F63000-memory.dmp

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memory/2128-13-0x0000000076F00000-0x0000000076F63000-memory.dmp

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memory/2128-14-0x0000000010000000-0x0000000010030000-memory.dmp

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memory/2128-17-0x0000000010000000-0x0000000010030000-memory.dmp

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memory/2128-20-0x0000000010000000-0x0000000010030000-memory.dmp

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memory/2128-21-0x0000000076F00000-0x0000000076F63000-memory.dmp

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memory/2128-26-0x0000000010000000-0x0000000010030000-memory.dmp

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memory/2128-38-0x0000000076F00000-0x0000000076F63000-memory.dmp

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memory/2128-40-0x0000000076F00000-0x0000000076F63000-memory.dmp

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