70039d2b609e141a8e06fe63e7c9d63beff42ce9c025f91a699c736f6874f004

General

Target

6aaa89bf49dcda4f27b51103ab7b31fa_JaffaCakes118.exe
Size

123KB
MD5

6aaa89bf49dcda4f27b51103ab7b31fa
SHA1

4e34f3d92b245476a8ff92b7592c923f47d77ec5
SHA256

70039d2b609e141a8e06fe63e7c9d63beff42ce9c025f91a699c736f6874f004
SHA512

c4d2370ce49ae3b0422b620fa8a6c8f7be7a99ada7899512447e79862584a30787a379a216db4235fa388b0d843c14ffce93366992376a14e1da12eb5fc7e3f3
SSDEEP

3072:NeSQ41MZrrOwzrq5Ss9eYfphfFQkUcot3EpeBWLsjjer:NVYrJrOSsRwcpIKr

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-1-5-21-2660163958-4080398480-1122754539-1000\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing\Trust Database\0\goicfboogidikkejccmclpieicihhlpo jimddp = "electronic-group"	iaccess32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2660163958-4080398480-1122754539-1000\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/0x0005000000018782-30.dat	acprotect

Executes dropped EXE 1 IoCs

pid	Process
2380	iaccess32.exe

Loads dropped DLL 3 IoCs

pid	Process
2808	regsvr32.exe
2380	iaccess32.exe
2380	iaccess32.exe

UPX packed file 22 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2552-0-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/files/0x0007000000012117-8.dat	upx
behavioral1/memory/2552-7-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2380-9-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/files/0x0005000000018782-30.dat	upx
behavioral1/memory/2808-32-0x0000000010000000-0x0000000010047000-memory.dmp	upx
behavioral1/memory/2380-45-0x0000000003580000-0x0000000003590000-memory.dmp	upx
behavioral1/memory/2380-80-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2380-81-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2380-82-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2380-84-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2380-85-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2380-86-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2380-88-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2380-89-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2380-90-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2380-91-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2380-92-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2380-93-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2380-94-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2380-95-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2380-96-0x0000000000400000-0x000000000042E000-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\20110215040224\Common\module.php	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110215040224\medias\p2e_go_3.gif	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110215040224\medias\p2e.ico	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\DesktopIcons\NOCREDITCARD.lnk	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110215040224\medias\p2e_logo_2.gif	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110215040224\dialerexe.ini	iaccess32.exe
File opened for modification	C:\Program Files (x86)\Instant Access\Multi\20110215040224\dialerexe.ini	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110215040224\instant access.exe	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110215040224\medias\p2e_1_3.gif	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110215040224\medias\p2e_2_3.gif	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110215040224\medias\p2e_3_3.gif	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\Center\NOCREDITCARD.lnk	iaccess32.exe

Drops file in Windows directory 6 IoCs

description	ioc	Process
File created	C:\Windows\iaccess32.exe	6aaa89bf49dcda4f27b51103ab7b31fa_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
File created	C:\Windows\dialerexe.ini	iaccess32.exe
File created	C:\Windows\egdhtm_pack.epk	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	6aaa89bf49dcda4f27b51103ab7b31fa_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	iaccess32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regedit.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe

Modifies Internet Explorer settings 1 TTPs 3 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2660163958-4080398480-1122754539-1000\Software\Microsoft\Internet Explorer\Main	iaccess32.exe
Key created	\REGISTRY\USER\S-1-5-21-2660163958-4080398480-1122754539-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iaccess32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2660163958-4080398480-1122754539-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iaccess32.exe

Modifies registry class 4 IoCs

description	ioc	Process
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
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{413E282B-C32A-4717-A0F3-4F2E6FE25F83}\InprocServer32	regsvr32.exe

Runs regedit.exe 1 IoCs

pid	Process
2916	regedit.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2552	6aaa89bf49dcda4f27b51103ab7b31fa_JaffaCakes118.exe
2380	iaccess32.exe
2380	iaccess32.exe
2380	iaccess32.exe
2380	iaccess32.exe
2380	iaccess32.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2552 wrote to memory of 2380	2552	6aaa89bf49dcda4f27b51103ab7b31fa_JaffaCakes118.exe	30
PID 2552 wrote to memory of 2380	2552	6aaa89bf49dcda4f27b51103ab7b31fa_JaffaCakes118.exe	30
PID 2552 wrote to memory of 2380	2552	6aaa89bf49dcda4f27b51103ab7b31fa_JaffaCakes118.exe	30
PID 2552 wrote to memory of 2380	2552	6aaa89bf49dcda4f27b51103ab7b31fa_JaffaCakes118.exe	30
PID 2380 wrote to memory of 2916	2380	iaccess32.exe	31
PID 2380 wrote to memory of 2916	2380	iaccess32.exe	31
PID 2380 wrote to memory of 2916	2380	iaccess32.exe	31
PID 2380 wrote to memory of 2916	2380	iaccess32.exe	31
PID 2380 wrote to memory of 2808	2380	iaccess32.exe	32
PID 2380 wrote to memory of 2808	2380	iaccess32.exe	32
PID 2380 wrote to memory of 2808	2380	iaccess32.exe	32
PID 2380 wrote to memory of 2808	2380	iaccess32.exe	32
PID 2380 wrote to memory of 2808	2380	iaccess32.exe	32
PID 2380 wrote to memory of 2808	2380	iaccess32.exe	32
PID 2380 wrote to memory of 2808	2380	iaccess32.exe	32

C:\Users\Admin\AppData\Local\Temp\6aaa89bf49dcda4f27b51103ab7b31fa_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6aaa89bf49dcda4f27b51103ab7b31fa_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2552
- 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:2380
- - 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:2916
- - 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:2808

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

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Downloads

C:\Program Files (x86)\Instant Access\Multi\20110215040224\dialerexe.ini

Filesize
668B

MD5
f546f14c70379ad62ececfd90ea2df3d

SHA1
cb1ad52e6631c7990c3ba8f4d439c8207c431871

SHA256
18fba8d276c089a7daba6f203238483fa2636a7a95ecd17f7247f7c9eb14b5dc

SHA512
081227fa914d05ea5ded3a01f9871a6338a200bdada2370ddc950123a9d213142e2261cc323a78e2878fb8c2472ad86db49c9a54676eb1311ad7a5343833a8bb

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

Filesize
2KB

MD5
580a60a9a2f329b9e97e70518d693aa9

SHA1
6e3fc3212b4fc3f37c0c0766067f10e6f4b792eb

SHA256
728c32cb4190d5533763c59a8f09f1045d75af531c1bd1245f013b5719463c32

SHA512
605059cb293a53ab05a0951113efc7aa104c2d5d4b7d929ee7b04793c27a12e4545827d855b5bf8b42d50da943e91c6e5ce4fb1b8a780cccab546f9c4a03e68d

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
123KB

MD5
e530a6b4e55071393c8c7627524f5bed

SHA1
4f2e27acd32d63d40e4782f4ee31b2dd38839f92

SHA256
d7f5075f99e45df7186a883587c63e8324950d16ee6c9b401a8c46f7cd0d24d6

SHA512
dff6b637016c01ffa98c215940bd312008a2ed57949f30c80af421aaa29ce068bee1d52252bafba710e77b20cfe56aec34cc673b8039ac2cfdfb57f0d08354d2

Download Submit
C:\Windows\tmlpcert2007

Filesize
6KB

MD5
b103757bc3c714123b5efa26ff96a915

SHA1
991d6694c71736b59b9486339be44ae5e2b66fef

SHA256
eef8937445f24c2bcbe101419be42694e0e38628653a755ab29ecba357d81d48

SHA512
d04f2ab14ad4d3e06ea357b4c810515d73b32f2650533a5895ebf5d14b4b697752f25c0c371372e00faab661c0b051c33b8c25bf1226f30be5d6b8727dea81e1

Download Submit
memory/2380-88-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2380-85-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2380-9-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2380-45-0x0000000003580000-0x0000000003590000-memory.dmp

Filesize
64KB

Download
memory/2380-96-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2380-57-0x0000000003580000-0x0000000003590000-memory.dmp

Filesize
64KB

Download
memory/2380-80-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2380-81-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2380-82-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2380-83-0x0000000003580000-0x0000000003590000-memory.dmp

Filesize
64KB

Download
memory/2380-84-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2380-95-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2380-86-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2380-94-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2380-89-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2380-90-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2380-91-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2380-92-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2380-93-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2552-0-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2552-7-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2808-32-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download

Analysis

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