f3e3c1fa66f5d2586495123d57c81b11234b8d7c6b901c83a01e64fe86eaca73

General

Target

47f10b8df0a1ecf23478d3a8c19d5a60_JaffaCakes118.exe
Size

124KB
MD5

47f10b8df0a1ecf23478d3a8c19d5a60
SHA1

6e1e201f32ff60daf1862add30130913446d31dd
SHA256

f3e3c1fa66f5d2586495123d57c81b11234b8d7c6b901c83a01e64fe86eaca73
SHA512

a1057fc281147f5f752fe238924dfe37550837064cf8d72bd4ad6cd27a5e28c40ed5e753c9cfb217b5241b11e6f739ddbe4422bc93159fb228cca4d428d2c955
SSDEEP

3072:NeSQ41MZrrOwzrq5Ss9eYfphfFQkUcot3EpeBWLssBDdNM:NVYrJrOSsRwcpxBXM

Score

8^/10

upx

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-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing\Trust Database\0\goicfboogidikkejccmclpieicihhlpo jimddp = "electronic-group"	iaccess32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\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/0x0004000000019485-26.dat	acprotect

Executes dropped EXE 1 IoCs

pid	Process
1804	iaccess32.exe

Loads dropped DLL 3 IoCs

pid	Process
2728	regsvr32.exe
1804	iaccess32.exe
1804	iaccess32.exe

UPX packed file 21 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2320-0-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/files/0x0004000000017801-6.dat	upx
behavioral1/memory/2320-8-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1804-9-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/files/0x0004000000019485-26.dat	upx
behavioral1/memory/2728-29-0x0000000010000000-0x0000000010047000-memory.dmp	upx
behavioral1/memory/1804-76-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1804-77-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1804-78-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1804-81-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1804-82-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1804-83-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1804-85-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1804-86-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1804-87-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1804-88-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1804-89-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1804-90-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1804-91-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1804-92-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1804-93-0x0000000000400000-0x000000000042E000-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\20110209110226\medias\dialer.ico	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110209110226\instant access.exe	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\DesktopIcons\NoCreditCard.lnk	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Center\NoCreditCard.lnk	iaccess32.exe
File opened for modification	C:\Program Files (x86)\Instant Access\Center\NoCreditCard.lnk	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110209110226\Common\module.php	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110209110226\js\js_api_dialer.php	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110209110226\dialerexe.ini	iaccess32.exe
File opened for modification	C:\Program Files (x86)\Instant Access\Multi\20110209110226\dialerexe.ini	iaccess32.exe

Drops file in Windows directory 6 IoCs

description	ioc	Process
File created	C:\Windows\tmlpcert2007	iaccess32.exe
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	47f10b8df0a1ecf23478d3a8c19d5a60_JaffaCakes118.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 3 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iaccess32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Internet Explorer\Main	iaccess32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iaccess32.exe

Modifies registry class 4 IoCs

description	ioc	Process
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
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{413E282B-C32A-4717-A0F3-4F2E6FE25F83}	regsvr32.exe

Runs regedit.exe 1 IoCs

pid	Process
2132	regedit.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2320	47f10b8df0a1ecf23478d3a8c19d5a60_JaffaCakes118.exe
1804	iaccess32.exe
1804	iaccess32.exe
1804	iaccess32.exe
1804	iaccess32.exe
1804	iaccess32.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2320 wrote to memory of 1804	2320	47f10b8df0a1ecf23478d3a8c19d5a60_JaffaCakes118.exe	30
PID 2320 wrote to memory of 1804	2320	47f10b8df0a1ecf23478d3a8c19d5a60_JaffaCakes118.exe	30
PID 2320 wrote to memory of 1804	2320	47f10b8df0a1ecf23478d3a8c19d5a60_JaffaCakes118.exe	30
PID 2320 wrote to memory of 1804	2320	47f10b8df0a1ecf23478d3a8c19d5a60_JaffaCakes118.exe	30
PID 1804 wrote to memory of 2132	1804	iaccess32.exe	31
PID 1804 wrote to memory of 2132	1804	iaccess32.exe	31
PID 1804 wrote to memory of 2132	1804	iaccess32.exe	31
PID 1804 wrote to memory of 2132	1804	iaccess32.exe	31
PID 1804 wrote to memory of 2728	1804	iaccess32.exe	32
PID 1804 wrote to memory of 2728	1804	iaccess32.exe	32
PID 1804 wrote to memory of 2728	1804	iaccess32.exe	32
PID 1804 wrote to memory of 2728	1804	iaccess32.exe	32
PID 1804 wrote to memory of 2728	1804	iaccess32.exe	32
PID 1804 wrote to memory of 2728	1804	iaccess32.exe	32
PID 1804 wrote to memory of 2728	1804	iaccess32.exe	32

C:\Users\Admin\AppData\Local\Temp\47f10b8df0a1ecf23478d3a8c19d5a60_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\47f10b8df0a1ecf23478d3a8c19d5a60_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2320
- 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
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1804
- - C:\Windows\SysWOW64\regedit.exe
    "C:\Windows\System32\regedit.exe" /s C:\Windows\tmlpcert2007
    3⤵
    - Manipulates Digital Signatures
    - Runs regedit.exe
    PID:2132
- - C:\Windows\SysWOW64\regsvr32.exe
    regsvr32.exe /s "C:\Windows\system32\egaccess4_1071.dll"
    3⤵
    - Loads dropped DLL
    - Modifies registry class
    PID:2728

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Program Files (x86)\Instant Access\Multi\20110209110226\dialerexe.ini

Filesize
617B

MD5
1902a06e9c8094af9f264359f6952a47

SHA1
7e0f7b8d00468437b6dc7b22b732212b4f357296

SHA256
5995aefe491baffe623b0f0ad29eb5811a56815a414f91c30961c793cab61cf0

SHA512
ec20c91a9397e29044446751f093c5a6d5ef94af21f8569d31fd82a2c257c5ccf60c7d8358ca62d322fd895c9eeaf8fdccb5ed9b69bf8c90be1bbba25eb7831a

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

Filesize
2KB

MD5
dd252854a316b8c6635b0812144f7862

SHA1
cb51d94dd067ecd7b9e7485c934ab2d5c9c88848

SHA256
dfd838719d772abc12e50b3271d157df3220f032828484ef2ac63f21ab763e57

SHA512
7c240272e185a03d2b766c188baa7c22f1f0610c3fc5476f51928c2bae95d1246a4c3f65cec7c152b5247a8fbd90843acdc619511338bb959d0dbc842c2bb718

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
124KB

MD5
3ad233fe56bd5183bbf6444ce0ace08c

SHA1
64a8a09c03c38399dcea55f3c40dbce6db0b38b1

SHA256
914cbb027c9d06e74217a81d9920b3665962012188c9fdde75fc8d9f0c516bd1

SHA512
ec089ccb76731a4743fd61ebd0e7d2cf9c7ec408345be18906145cedd0be8461dee87531b1c8b8a5bfc1002f7d28cb5b469cc3b59bc9cc2fac26cf011ae9a34c

Download Submit
C:\Windows\tmlpcert2007

Filesize
6KB

MD5
b103757bc3c714123b5efa26ff96a915

SHA1
991d6694c71736b59b9486339be44ae5e2b66fef

SHA256
eef8937445f24c2bcbe101419be42694e0e38628653a755ab29ecba357d81d48

SHA512
d04f2ab14ad4d3e06ea357b4c810515d73b32f2650533a5895ebf5d14b4b697752f25c0c371372e00faab661c0b051c33b8c25bf1226f30be5d6b8727dea81e1

Download Submit
memory/1804-79-0x0000000003180000-0x0000000003190000-memory.dmp

Filesize
64KB

Download
memory/1804-81-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1804-9-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1804-41-0x0000000003180000-0x0000000003190000-memory.dmp

Filesize
64KB

Download
memory/1804-53-0x0000000003180000-0x0000000003190000-memory.dmp

Filesize
64KB

Download
memory/1804-93-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1804-76-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1804-77-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1804-78-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1804-92-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1804-80-0x0000000003180000-0x0000000003190000-memory.dmp

Filesize
64KB

Download
memory/1804-91-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1804-82-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1804-83-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1804-85-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1804-86-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1804-87-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1804-88-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1804-89-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1804-90-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2320-0-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2320-8-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2728-29-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download

Analysis

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