1341f1822ee3b31a86a4e3d297e70eff41c936940a54aeca9b0261882c76f161

General

Target

2a860284fd1d45ed83be056aab69ad66_JaffaCakes118.exe
Size

123KB
MD5

2a860284fd1d45ed83be056aab69ad66
SHA1

df74b25c0233e20a8b8742d0899f3bac06ac1a1c
SHA256

1341f1822ee3b31a86a4e3d297e70eff41c936940a54aeca9b0261882c76f161
SHA512

50aa64f5a1af9225a69eac4c98cb601ae319b3e0f0d1d3add5f9ce09df87f7c4074eec08b7dc569a7ba388f57d40fdf16a38a97aae7eb6e2df7607fa016ba958
SSDEEP

3072:ueSQ41MZrrOwzrq5Ss9eYfphfFQkUcot3EpeBWLLJ29Q:uVYrJrOSsRwcpd

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-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing\Trust Database\0\goicfboogidikkejccmclpieicihhlpo jimddp = "electronic-group"	iaccess32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\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/0x0006000000015e1d-31.dat	acprotect

Executes dropped EXE 1 IoCs

pid	Process
1960	iaccess32.exe

Loads dropped DLL 3 IoCs

pid	Process
2176	regsvr32.exe
1960	iaccess32.exe
1960	iaccess32.exe

UPX packed file 21 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2244-0-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1960-9-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/files/0x000a000000012286-8.dat	upx
behavioral1/memory/2244-7-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/files/0x0006000000015e1d-31.dat	upx
behavioral1/memory/1960-43-0x0000000001EE0000-0x0000000001EF0000-memory.dmp	upx
behavioral1/memory/1960-56-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1960-77-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1960-78-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1960-80-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1960-81-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1960-82-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1960-84-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1960-85-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1960-86-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1960-87-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1960-88-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1960-89-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1960-90-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1960-91-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1960-92-0x0000000000400000-0x000000000042E000-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 13 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Instant Access\Multi\20110121070124\medias\p2e_go_3.gif	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110121070124\medias\p2e_3_3.gif	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110121070124\medias\p2e.ico	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\20110121070124\medias\p2e_1_3.gif	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110121070124\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\Multi\20110121070124\dialerexe.ini	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110121070124\medias\p2e_logo_2.gif	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Center\NOCREDITCARD.lnk	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110121070124\Common\module.php	iaccess32.exe
File opened for modification	C:\Program Files (x86)\Instant Access\Multi\20110121070124\dialerexe.ini	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110121070124\medias\p2e_2_3.gif	iaccess32.exe

Drops file in Windows directory 6 IoCs

description	ioc	Process
File created	C:\Windows\dialerexe.ini	iaccess32.exe
File created	C:\Windows\egdhtm_pack.epk	iaccess32.exe
File created	C:\Windows\iaccess32.exe	2a860284fd1d45ed83be056aab69ad66_JaffaCakes118.exe
File created	C:\Windows\tmlpcert2007	iaccess32.exe
File created	C:\Windows\dialexe.zl	iaccess32.exe
File created	C:\Windows\dialexe.epk	iaccess32.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 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\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}\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
2932	regedit.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2244	2a860284fd1d45ed83be056aab69ad66_JaffaCakes118.exe
1960	iaccess32.exe
1960	iaccess32.exe
1960	iaccess32.exe
1960	iaccess32.exe
1960	iaccess32.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2244 wrote to memory of 1960	2244	2a860284fd1d45ed83be056aab69ad66_JaffaCakes118.exe	28
PID 2244 wrote to memory of 1960	2244	2a860284fd1d45ed83be056aab69ad66_JaffaCakes118.exe	28
PID 2244 wrote to memory of 1960	2244	2a860284fd1d45ed83be056aab69ad66_JaffaCakes118.exe	28
PID 2244 wrote to memory of 1960	2244	2a860284fd1d45ed83be056aab69ad66_JaffaCakes118.exe	28
PID 1960 wrote to memory of 2932	1960	iaccess32.exe	29
PID 1960 wrote to memory of 2932	1960	iaccess32.exe	29
PID 1960 wrote to memory of 2932	1960	iaccess32.exe	29
PID 1960 wrote to memory of 2932	1960	iaccess32.exe	29
PID 1960 wrote to memory of 2176	1960	iaccess32.exe	30
PID 1960 wrote to memory of 2176	1960	iaccess32.exe	30
PID 1960 wrote to memory of 2176	1960	iaccess32.exe	30
PID 1960 wrote to memory of 2176	1960	iaccess32.exe	30
PID 1960 wrote to memory of 2176	1960	iaccess32.exe	30
PID 1960 wrote to memory of 2176	1960	iaccess32.exe	30
PID 1960 wrote to memory of 2176	1960	iaccess32.exe	30

C:\Users\Admin\AppData\Local\Temp\2a860284fd1d45ed83be056aab69ad66_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2a860284fd1d45ed83be056aab69ad66_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2244
- 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:1960
- - C:\Windows\SysWOW64\regedit.exe
    "C:\Windows\System32\regedit.exe" /s C:\Windows\tmlpcert2007
    3⤵
    - Manipulates Digital Signatures
    - Runs regedit.exe
    PID:2932
- - C:\Windows\SysWOW64\regsvr32.exe
    regsvr32.exe /s "C:\Windows\system32\egaccess4_1071.dll"
    3⤵
    - Loads dropped DLL
    - Modifies registry class
    PID:2176

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

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Downloads

C:\Program Files (x86)\Instant Access\Multi\20110121070124\dialerexe.ini

Filesize
668B

MD5
72d83fbb1fdd44a51725e25aeee3117e

SHA1
0055e38cc133a3a4e6525234a5aa7d5ca7e2d804

SHA256
f28a711a280ecbf2fb7facce7f9ea018b051e651950b4234581ac817df4829cc

SHA512
459ca81072da3ec863ca68823720fb79b7854e44d813ad2e36aec7925a19ee6c3a17b9e9db76019e9d8e2eb670ef2e4f500f6abbcc6aa133b4504bfdb54b082d

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

Filesize
2KB

MD5
f5a8e3788c1e20306e1561b31c9af5dc

SHA1
1ce41c5974844ac944904a564e5277e4cf8e7013

SHA256
b879551e6917ced9c58d1254178ecb834af3c43776ab513179a7d1b4e7f7481b

SHA512
0ef5102ab647b477d7e8df3b63b815c70f384da766c5c14d8ae24e660d675b99db4127fa698ba0e095e1141a0dc073f41a1dc629c4cf225801278623a7e2d980

Download Submit
C:\Windows\iaccess32.exe

Filesize
123KB

MD5
d9092e7ac746dd9a1e8832bc28f9dbd6

SHA1
ccbed2a9acda690de1b64b13ab79231458133036

SHA256
bc73dcdf70b35ba9c362202dacab120f5b44266ebf123e9cefb33b263d1dbc2e

SHA512
10f2ef9751cee76ebebd153795796576d866df78c4e4942fe7ae8f4ba07c46bfb9e835acd3b1d80313bd1897650f0cd995b7638a7967478b4c0cf85a10fba094

Download Submit
C:\Windows\tmlpcert2007

Filesize
6KB

MD5
b103757bc3c714123b5efa26ff96a915

SHA1
991d6694c71736b59b9486339be44ae5e2b66fef

SHA256
eef8937445f24c2bcbe101419be42694e0e38628653a755ab29ecba357d81d48

SHA512
d04f2ab14ad4d3e06ea357b4c810515d73b32f2650533a5895ebf5d14b4b697752f25c0c371372e00faab661c0b051c33b8c25bf1226f30be5d6b8727dea81e1

Download Submit
\Windows\SysWOW64\egaccess4_1071.dll

Filesize
76KB

MD5
b83f652ffa76451ae438954f89c02f62

SHA1
b3ba0014dd16cee5f6d4cfe7e28b2d5de79dc6dd

SHA256
f601991aa00cbe7001197affc0e3854ab76c51c05b9a6ca3e3f708fed876c32f

SHA512
965172a5ecd070ea6707ec9985ee3c135c06534561b90ae233e8049b247d87d529b8280f0faf2b0ed933f59c68844414726fa80c4d3119cffa4fdd1cb60eab83

Download Submit
memory/1960-79-0x0000000001EE0000-0x0000000001EF0000-memory.dmp

Filesize
64KB

Download
memory/1960-81-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1960-43-0x0000000001EE0000-0x0000000001EF0000-memory.dmp

Filesize
64KB

Download
memory/1960-9-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1960-56-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1960-77-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1960-78-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1960-92-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1960-80-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1960-91-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1960-82-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1960-84-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1960-85-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1960-86-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1960-87-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1960-88-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1960-89-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1960-90-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2244-7-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2244-0-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download

Analysis

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