c076ffa58e7a8a18596da8ab8aeb43903a104038781502cd691fb9f03c5f8daf

General

Target

dc80e85119f65d2596277b82dac1b945_JaffaCakes118.exe
Size

121KB
MD5

dc80e85119f65d2596277b82dac1b945
SHA1

5cddfc8f9ba357b8ebf9aa6590890661fa5ac97f
SHA256

c076ffa58e7a8a18596da8ab8aeb43903a104038781502cd691fb9f03c5f8daf
SHA512

e9cdd5efc7def415faeea71aea31d437be23595c47a563fb426a402f62b1a858ae95d601d3b7a4f8456a82910f96e77abd43f87ac7ff0533a20189c2636a3913
SSDEEP

3072:ueSQ41MZrrOwzrq5Ss9eYfphfFQkUcot3EpeBWLLM4EXu:uVYrJrOSsRwcpa4H

Score

8^/10

Malware Config

Signatures

Manipulates Digital Signatures 1 TTPs 2 IoCs

Attackers can apply techniques such as changing the registry keys of authenticode & Cryptography to obtain their binary as valid.

SIP and Trust Provider Hijacking

T1553.003

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing\Trust Database\0\goicfboogidikkejccmclpieicihhlpo jimddp = "electronic-group"	iaccess32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\SystemCertificates\TrustedPublisher\Certificates\62119EF862C6B3A0D853419B87EB3E2F6C78640A\Blob = 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	regedit.exe

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x0005000000019426-26.dat	acprotect

Executes dropped EXE 1 IoCs

pid	Process
2836	iaccess32.exe

Loads dropped DLL 3 IoCs

pid	Process
2756	regsvr32.exe
2836	iaccess32.exe
2836	iaccess32.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2844-0-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2836-9-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/files/0x000b000000012266-8.dat	upx
behavioral1/memory/2844-7-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/files/0x0005000000019426-26.dat	upx
behavioral1/memory/2756-28-0x0000000010000000-0x0000000010047000-memory.dmp	upx
behavioral1/memory/2836-82-0x0000000000400000-0x000000000042E000-memory.dmp	upx

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\egaccess4_1071.dll	iaccess32.exe

Drops file in Program Files directory 9 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Instant Access\Multi\20110121030158\Common\module.php	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110121030158\instant access.exe	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Center\NoCreditCard.lnk	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110121030158\medias\dialer.ico	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110121030158\js\js_api_dialer.php	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110121030158\dialerexe.ini	iaccess32.exe
File opened for modification	C:\Program Files (x86)\Instant Access\Multi\20110121030158\dialerexe.ini	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\DesktopIcons\NoCreditCard.lnk	iaccess32.exe
File opened for modification	C:\Program Files (x86)\Instant Access\Center\NoCreditCard.lnk	iaccess32.exe

Drops file in Windows directory 6 IoCs

description	ioc	Process
File created	C:\Windows\dialexe.zl	iaccess32.exe
File created	C:\Windows\dialexe.epk	iaccess32.exe
File created	C:\Windows\dialerexe.ini	iaccess32.exe
File created	C:\Windows\egdhtm_pack.epk	iaccess32.exe
File created	C:\Windows\iaccess32.exe	dc80e85119f65d2596277b82dac1b945_JaffaCakes118.exe
File created	C:\Windows\tmlpcert2007	iaccess32.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dc80e85119f65d2596277b82dac1b945_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	iaccess32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regedit.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Internet Explorer\Main	iaccess32.exe

Modifies registry class 4 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{413E282B-C32A-4717-A0F3-4F2E6FE25F83}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{413E282B-C32A-4717-A0F3-4F2E6FE25F83}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{413E282B-C32A-4717-A0F3-4F2E6FE25F83}\InprocServer32\ = "C:\\Windows\\SysWow64\\egaccess4_1071.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{413E282B-C32A-4717-A0F3-4F2E6FE25F83}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe

Runs regedit.exe 1 IoCs

pid	Process
2136	regedit.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2844	dc80e85119f65d2596277b82dac1b945_JaffaCakes118.exe
2836	iaccess32.exe
2836	iaccess32.exe
2836	iaccess32.exe
2836	iaccess32.exe
2836	iaccess32.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2844 wrote to memory of 2836	2844	dc80e85119f65d2596277b82dac1b945_JaffaCakes118.exe	31
PID 2844 wrote to memory of 2836	2844	dc80e85119f65d2596277b82dac1b945_JaffaCakes118.exe	31
PID 2844 wrote to memory of 2836	2844	dc80e85119f65d2596277b82dac1b945_JaffaCakes118.exe	31
PID 2844 wrote to memory of 2836	2844	dc80e85119f65d2596277b82dac1b945_JaffaCakes118.exe	31
PID 2836 wrote to memory of 2136	2836	iaccess32.exe	32
PID 2836 wrote to memory of 2136	2836	iaccess32.exe	32
PID 2836 wrote to memory of 2136	2836	iaccess32.exe	32
PID 2836 wrote to memory of 2136	2836	iaccess32.exe	32
PID 2836 wrote to memory of 2756	2836	iaccess32.exe	33
PID 2836 wrote to memory of 2756	2836	iaccess32.exe	33
PID 2836 wrote to memory of 2756	2836	iaccess32.exe	33
PID 2836 wrote to memory of 2756	2836	iaccess32.exe	33
PID 2836 wrote to memory of 2756	2836	iaccess32.exe	33
PID 2836 wrote to memory of 2756	2836	iaccess32.exe	33
PID 2836 wrote to memory of 2756	2836	iaccess32.exe	33

C:\Users\Admin\AppData\Local\Temp\dc80e85119f65d2596277b82dac1b945_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\dc80e85119f65d2596277b82dac1b945_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2844
- C:\Windows\iaccess32.exe
  C:\Windows\iaccess32.exe
  2⤵
  - Manipulates Digital Signatures
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - Drops file in Program Files directory
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2836
- - C:\Windows\SysWOW64\regedit.exe
    "C:\Windows\System32\regedit.exe" /s C:\Windows\tmlpcert2007
    3⤵
    - Manipulates Digital Signatures
    - System Location Discovery: System Language Discovery
    - Runs regedit.exe
    PID:2136
- - C:\Windows\SysWOW64\regsvr32.exe
    regsvr32.exe /s "C:\Windows\system32\egaccess4_1071.dll"
    3⤵
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Modifies registry class
    PID:2756

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Subvert Trust Controls

1

T1553

SIP and Trust Provider Hijacking

1

T1553.003

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Program Files (x86)\Instant Access\Multi\20110121030158\dialerexe.ini

Filesize
615B

MD5
4ab4fec494841bf83359099800ab4044

SHA1
6a32f0d2bf732a0223235c1fc90825158b70da1f

SHA256
03c9935671f3a43fa5c7955d962fea0c9c0b67eaf2ed4ff952e71de5e07fab12

SHA512
9ebce846e86605c27f3215cd0cbea5b728d3df8d6f454bc698f2a2f4b08438e2433173557d3a9d77618cdc00918ba52867404a30ba112193cbae52c956f24447

Download Submit
C:\Users\Public\Desktop\NoCreditCard.lnk

Filesize
2KB

MD5
af2257fb72cb77ea97fbdff25775bef0

SHA1
a5c7b93326f92a0738cf440e18d0d3be8da65016

SHA256
f4465231e7c3d95372cef7b97fa32aa3775283a3f8e5cda5fee23c55f9f84a8c

SHA512
bcf328d25f0bf70b3cf5b03ab20e0948ed7680f8fd94a623a89e95486e3ab5b0226bfc553a501898e70f7d56acf43a06a5b752bdcb3c5bb610951e9fcc4dfb03

Download Submit
C:\Windows\SysWOW64\egaccess4_1071.dll

Filesize
76KB

MD5
b83f652ffa76451ae438954f89c02f62

SHA1
b3ba0014dd16cee5f6d4cfe7e28b2d5de79dc6dd

SHA256
f601991aa00cbe7001197affc0e3854ab76c51c05b9a6ca3e3f708fed876c32f

SHA512
965172a5ecd070ea6707ec9985ee3c135c06534561b90ae233e8049b247d87d529b8280f0faf2b0ed933f59c68844414726fa80c4d3119cffa4fdd1cb60eab83

Download Submit
C:\Windows\iaccess32.exe

Filesize
121KB

MD5
5a2af938f69bcf780cd12571e5bba34d

SHA1
2a5f219f71b4d6ada0d886c723de8882eb469ac6

SHA256
f59ca3f20e5085a39ebf5a49707e4159ec598d7307a181d88488dc99ee18ccc5

SHA512
8e3ffcbcf35b64e854aa1c7382afd79e35852e7c5579b672c6f47445cc28ff5119ffd9157abb2137272de8aa320ecafd312d573e9338f5281987703674a7b762

Download Submit
C:\Windows\tmlpcert2007

Filesize
6KB

MD5
b103757bc3c714123b5efa26ff96a915

SHA1
991d6694c71736b59b9486339be44ae5e2b66fef

SHA256
eef8937445f24c2bcbe101419be42694e0e38628653a755ab29ecba357d81d48

SHA512
d04f2ab14ad4d3e06ea357b4c810515d73b32f2650533a5895ebf5d14b4b697752f25c0c371372e00faab661c0b051c33b8c25bf1226f30be5d6b8727dea81e1

Download Submit
memory/2756-28-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download
memory/2836-50-0x00000000020E0000-0x00000000020F0000-memory.dmp

Filesize
64KB

Download
memory/2836-41-0x00000000020E0000-0x00000000020F0000-memory.dmp

Filesize
64KB

Download
memory/2836-9-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2836-82-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2836-83-0x00000000020E0000-0x00000000020F0000-memory.dmp

Filesize
64KB

Download
memory/2844-7-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2844-0-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download

Analysis

Sharing