0a36d7c0d842997cf588e266ceb080fad5ab2ea351a25e59d94a1773a83d6751

General

Target

1830d00fea1a78b141eae82f6853702b.dll
Size

114KB
MD5

1830d00fea1a78b141eae82f6853702b
SHA1

bf71f165e440a62121310dcff1aa4f6f2fedc402
SHA256

0a36d7c0d842997cf588e266ceb080fad5ab2ea351a25e59d94a1773a83d6751
SHA512

8bcb7f732b13b43d62793b563ef092036ebc0ca1a26d96acb20bacd5ba3bee5bc94654a87bfb87068e37f9e7f0d3047f49c6202663949aee83175a445c8b4cbc
SSDEEP

3072:9WeZ70k129FWDeiImFhd1UuojUDzLsZNORir6cd/uUU8bLDOn:91GgMFWqiImjdBoUvLCrvKq2n

Score

7^/10

adware stealer upx

Malware Config

Signatures

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1724-0-0x0000000010000000-0x0000000010057000-memory.dmp	upx
behavioral1/memory/1724-22645-0x0000000010000000-0x0000000010057000-memory.dmp	upx
behavioral1/memory/1724-35760-0x0000000010000000-0x0000000010057000-memory.dmp	upx

Installs/modifies Browser Helper Object 2 TTPs 2 IoCs

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

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{500BCA15-57A7-4eaf-8143-8C619470B13D}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{500BCA15-57A7-4eaf-8143-8C619470B13D}\ = "XML module"	regsvr32.exe

Modifies registry class 27 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\XML.XML.1	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\XML.XML	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\XML.XML\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\XML.XML\CurVer\ = "XML.XML.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}\Install = "OK"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9233C3C0-1472-4091-A505-5580A23BB4AC}\.0\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1830d00fea1a78b141eae82f6853702b.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}\ProgID\ = "XML.XML.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\XML.XML.1\CLSID\ = "{500BCA15-57A7-4eaf-8143-8C619470B13D}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\XML.XML.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}\VersionIndependentProgID\ = "XML.XML"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\XML.XML\CLSID\ = "{500BCA15-57A7-4eaf-8143-8C619470B13D}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\XML.XML\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9233C3C0-1472-4091-A505-5580A23BB4AC}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9233C3C0-1472-4091-A505-5580A23BB4AC}\.0\ = "XML Library"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1830d00fea1a78b141eae82f6853702b.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9233C3C0-1472-4091-A505-5580A23BB4AC}\.0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}\TypeLib\ = "{9233C3C0-1472-4091-A505-5580A23BB4AC}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\XML.XML.1\ = "XML Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\XML.XML\ = "XML Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}\ = "XML Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}\TypeLib	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1708 wrote to memory of 1724	1708	regsvr32.exe	20
PID 1708 wrote to memory of 1724	1708	regsvr32.exe	20
PID 1708 wrote to memory of 1724	1708	regsvr32.exe	20
PID 1708 wrote to memory of 1724	1708	regsvr32.exe	20
PID 1708 wrote to memory of 1724	1708	regsvr32.exe	20
PID 1708 wrote to memory of 1724	1708	regsvr32.exe	20
PID 1708 wrote to memory of 1724	1708	regsvr32.exe	20

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\1830d00fea1a78b141eae82f6853702b.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1708
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\1830d00fea1a78b141eae82f6853702b.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:1724

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Browser Extensions

1

T1176

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1724-0-0x0000000010000000-0x0000000010057000-memory.dmp

Filesize
348KB

Download
memory/1724-22645-0x0000000010000000-0x0000000010057000-memory.dmp

Filesize
348KB

Download
memory/1724-35760-0x0000000010000000-0x0000000010057000-memory.dmp

Filesize
348KB

Download

Analysis

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