b690421a9016cdfdd7b46dc7cfd7e5cb2296649226715f5a2a27fa2fa4a3c064

General

Target

afbf239063d3054ac511d53e7de9a057_JaffaCakes118.exe
Size

183KB
MD5

afbf239063d3054ac511d53e7de9a057
SHA1

9144b5ff9a6a298664ac8c98fd65d4e0ebac0f36
SHA256

b690421a9016cdfdd7b46dc7cfd7e5cb2296649226715f5a2a27fa2fa4a3c064
SHA512

64efb51d05611f20ca6e690bceff12f396ddbe3ee2e73bc8ac5c8aeed7223b1a74e383f09bcf88633252e0e986a88d1426a1da025edc25a3e4d425b700825b2b
SSDEEP

3072:EamFnQYUM6m3SP2sVSdEnfWZN3cbgonk9sX1qalYuhLJNdjQVVTuP5J85Vi9iqVM:Eazq3aipalYuhoao5sQkzWZR5

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 (data)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\SystemCertificates\TrustedPublisher\Certificates\62119EF862C6B3A0D853419B87EB3E2F6C78640A\Blob = 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	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing\Trust Database\0\goicfboogidikkejccmclpieicihhlpo jimddp = "electronic-group"	iaccess32.exe

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x000500000001a07e-29.dat	acprotect

Executes dropped EXE 1 IoCs

pid	Process
2756	iaccess32.exe

Loads dropped DLL 3 IoCs

pid	Process
2844	regsvr32.exe
2756	iaccess32.exe
2756	iaccess32.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2656-0-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/files/0x000b0000000122cf-7.dat	upx
behavioral1/memory/2756-8-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2656-6-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/files/0x000500000001a07e-29.dat	upx
behavioral1/memory/2844-31-0x0000000010000000-0x0000000010047000-memory.dmp	upx
behavioral1/memory/2756-84-0x0000000000400000-0x000000000042E000-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\20110205070223\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\20110205070223\medias\p2e_2_3.gif	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110205070223\medias\p2e.ico	iaccess32.exe
File opened for modification	C:\Program Files (x86)\Instant Access\Multi\20110205070223\dialerexe.ini	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Center\NOCREDITCARD.lnk	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110205070223\medias\p2e_3_3.gif	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110205070223\dialerexe.ini	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110205070223\Common\module.php	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110205070223\medias\p2e_go_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\Multi\20110205070223\medias\p2e_logo_2.gif	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110205070223\medias\p2e_1_3.gif	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	afbf239063d3054ac511d53e7de9a057_JaffaCakes118.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	afbf239063d3054ac511d53e7de9a057_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 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\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
2676	regedit.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2656	afbf239063d3054ac511d53e7de9a057_JaffaCakes118.exe
2756	iaccess32.exe
2756	iaccess32.exe
2756	iaccess32.exe
2756	iaccess32.exe
2756	iaccess32.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2656 wrote to memory of 2756	2656	afbf239063d3054ac511d53e7de9a057_JaffaCakes118.exe	30
PID 2656 wrote to memory of 2756	2656	afbf239063d3054ac511d53e7de9a057_JaffaCakes118.exe	30
PID 2656 wrote to memory of 2756	2656	afbf239063d3054ac511d53e7de9a057_JaffaCakes118.exe	30
PID 2656 wrote to memory of 2756	2656	afbf239063d3054ac511d53e7de9a057_JaffaCakes118.exe	30
PID 2756 wrote to memory of 2676	2756	iaccess32.exe	31
PID 2756 wrote to memory of 2676	2756	iaccess32.exe	31
PID 2756 wrote to memory of 2676	2756	iaccess32.exe	31
PID 2756 wrote to memory of 2676	2756	iaccess32.exe	31
PID 2756 wrote to memory of 2844	2756	iaccess32.exe	32
PID 2756 wrote to memory of 2844	2756	iaccess32.exe	32
PID 2756 wrote to memory of 2844	2756	iaccess32.exe	32
PID 2756 wrote to memory of 2844	2756	iaccess32.exe	32
PID 2756 wrote to memory of 2844	2756	iaccess32.exe	32
PID 2756 wrote to memory of 2844	2756	iaccess32.exe	32
PID 2756 wrote to memory of 2844	2756	iaccess32.exe	32

C:\Users\Admin\AppData\Local\Temp\afbf239063d3054ac511d53e7de9a057_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\afbf239063d3054ac511d53e7de9a057_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2656
- 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:2756
- - 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:2676
- - 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:2844

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\20110205070223\dialerexe.ini

Filesize
676B

MD5
4fa5266241a8f8bf5f4fe4780c1d588d

SHA1
d6faf70031bf7a7481378f8dab17f63e09fa84d4

SHA256
dd96891e5e1ce4e2975ceba045c985386f7e4fa8224ec04dd330ab6864a8eea4

SHA512
257127b9d05f5740f09919960650ed240cc7a076d41a52aa8894a9e64ee87053f6835cc81f8d0d23171cfe01e71459d2989cec912a6cdafb1620e53da2b4296d

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

Filesize
2KB

MD5
77de7d830f40116c713b31cd15bb544f

SHA1
66346de4291564fc8aaf7e80f66ef11c026ff8a8

SHA256
0fb2a1b5ea689d5b2e3c06ad73b3d6fd3248fc7ad0ac1c2f04d48ecd92152e3f

SHA512
48f7d435a6812d87c20f5adf333306b7dfe3deb308116e620d318f04b62e290b45f634760d70f9f4273ebf3dd7137f2eff0db937c524249580a077a4f3e3115d

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
183KB

MD5
59225ebfc7ccb7d470f82e973db87f86

SHA1
ebd0e312dd2b5329a40c2dfa9defd0928b051860

SHA256
be344a0d7af023045199b16c75b8a29eece5348c9fb4a980d9e945caa74c8c35

SHA512
8cd486a5bfc7191126cc23d26facd7df9084cad002ce35dc18a2bb9ff23c2ed91764aa10766a20cbe41fdd5cc05a0d1f217fb634b209924c48b1837ca00c3694

Download Submit
C:\Windows\tmlpcert2007

Filesize
6KB

MD5
b103757bc3c714123b5efa26ff96a915

SHA1
991d6694c71736b59b9486339be44ae5e2b66fef

SHA256
eef8937445f24c2bcbe101419be42694e0e38628653a755ab29ecba357d81d48

SHA512
d04f2ab14ad4d3e06ea357b4c810515d73b32f2650533a5895ebf5d14b4b697752f25c0c371372e00faab661c0b051c33b8c25bf1226f30be5d6b8727dea81e1

Download Submit
memory/2656-6-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2656-0-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2756-56-0x0000000002660000-0x0000000002670000-memory.dmp

Filesize
64KB

Download
memory/2756-44-0x0000000002660000-0x0000000002670000-memory.dmp

Filesize
64KB

Download
memory/2756-8-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2756-84-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2756-85-0x0000000002660000-0x0000000002670000-memory.dmp

Filesize
64KB

Download
memory/2844-31-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download

Analysis

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