c5bdc3169396cce8d92456f4b667528511fecdd7947362d4dd3acdf425521ae7

General

Target

96f85065c8597c980435489ac58e6c70_JaffaCakes118.exe
Size

123KB
MD5

96f85065c8597c980435489ac58e6c70
SHA1

4d3152980000813a674c5ba1c9e1890cf41bc019
SHA256

c5bdc3169396cce8d92456f4b667528511fecdd7947362d4dd3acdf425521ae7
SHA512

869938d2a76cc52f93b44a718cb3eab0a68a2bba85d54f84e2082e50e13aa7e669425a18802b08b81056b783b6d0aeb3fc963c57f7e07750e59df12a7dbc3001
SSDEEP

3072:OeSQ41MZrrOwzrq5Ss9eYfphfFQkUcot3EpeBWLLDX:OVYrJrOSsRwcpF

Score

8^/10

Malware Config

Signatures

Manipulates Digital Signatures 1 TTPs 1 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-1-5-21-4182098368-2521458979-3782681353-1000\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
behavioral2/files/0x000700000002344c-27.dat	acprotect

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation	iaccess32.exe

Executes dropped EXE 1 IoCs

pid	Process
4460	iaccess32.exe

Loads dropped DLL 1 IoCs

pid	Process
2996	regsvr32.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2204-0-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/files/0x00090000000233e0-3.dat	upx
behavioral2/memory/4460-7-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/2204-6-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/files/0x000700000002344c-27.dat	upx
behavioral2/memory/4460-57-0x0000000000400000-0x000000000042E000-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\20110121180113\Common\module.php	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110121180113\medias\p2e_1_3.gif	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110121180113\medias\p2e_3_3.gif	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110121180113\instant access.exe	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110121180113\medias\p2e_go_3.gif	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\DesktopIcons\NOCREDITCARD.lnk	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110121180113\medias\p2e.ico	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110121180113\dialerexe.ini	iaccess32.exe
File opened for modification	C:\Program Files (x86)\Instant Access\Multi\20110121180113\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\20110121180113\medias\p2e_logo_2.gif	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110121180113\medias\p2e_2_3.gif	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\iaccess32.exe	96f85065c8597c980435489ac58e6c70_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	96f85065c8597c980435489ac58e6c70_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 data under HKEY_USERS 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\À	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
4344	regedit.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2204	96f85065c8597c980435489ac58e6c70_JaffaCakes118.exe
4460	iaccess32.exe
4460	iaccess32.exe
4460	iaccess32.exe
4460	iaccess32.exe
4460	iaccess32.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2204 wrote to memory of 4460	2204	96f85065c8597c980435489ac58e6c70_JaffaCakes118.exe	84
PID 2204 wrote to memory of 4460	2204	96f85065c8597c980435489ac58e6c70_JaffaCakes118.exe	84
PID 2204 wrote to memory of 4460	2204	96f85065c8597c980435489ac58e6c70_JaffaCakes118.exe	84
PID 4460 wrote to memory of 4344	4460	iaccess32.exe	88
PID 4460 wrote to memory of 4344	4460	iaccess32.exe	88
PID 4460 wrote to memory of 4344	4460	iaccess32.exe	88
PID 4460 wrote to memory of 2996	4460	iaccess32.exe	89
PID 4460 wrote to memory of 2996	4460	iaccess32.exe	89
PID 4460 wrote to memory of 2996	4460	iaccess32.exe	89

C:\Users\Admin\AppData\Local\Temp\96f85065c8597c980435489ac58e6c70_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\96f85065c8597c980435489ac58e6c70_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2204
- C:\Windows\iaccess32.exe
  C:\Windows\iaccess32.exe
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Drops file in System32 directory
  - Drops file in Program Files directory
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Modifies data under HKEY_USERS
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4460
- - 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:4344
- - 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:2996

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p -s TapiSrv
1⤵
PID:1600

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Subvert Trust Controls

1

T1553

SIP and Trust Provider Hijacking

1

T1553.003

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

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\DesktopIcons\NOCREDITCARD.lnk

Filesize
2KB

MD5
4009532853a09a4289ce596660e72378

SHA1
a4d68fd1bfe1c03716429465843b0b67ac07c545

SHA256
111dee675f1f4caab85402da33e6924d096a901d9f1c07537c1192937912710b

SHA512
6b4835c53f10017d9f8f0a4276a7888f80a819e34d21531ff077ca96fcf617b7c950bb18d73c06b6da1958b0c474cf4cf69f0481143dfbbf8bdfb609c9c7ed84

Download Submit
C:\Program Files (x86)\Instant Access\Multi\20110121180113\dialerexe.ini

Filesize
669B

MD5
3cdf32c98c280c1d075b255191d728b4

SHA1
65ca128303d60c54d1706438fdcfba594aab6a71

SHA256
41d2cd0919a9862cb381b45b0eeed600e58acd4c4fb5116cd3c5d2e2426f3aa3

SHA512
6d2424ebbbc630691866a82742b829e84f321556795505f208cc059e2887ace7082165a1db08f81c8d1702d6cf351e0a492a2f9200925e87290a442575179361

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
1d3749a3c9f285a10fc40c465745b454

SHA1
71cf019c9e2a680fa14df47cc7907e3b1f43abc3

SHA256
00df796286d954d5b17ff3d5342ebc651192a9dbc9b4f5f4101c662b9dfa6a9b

SHA512
87d83c1f3cb165f82351589ccaccf0d96830e1ca03d10e7d176eab56f110face3fde3ea201674be03566c52d73aa7c135e6f48fe2d33e57cf4923bb073c6c315

Download Submit
C:\Windows\tmlpcert2007

Filesize
6KB

MD5
b103757bc3c714123b5efa26ff96a915

SHA1
991d6694c71736b59b9486339be44ae5e2b66fef

SHA256
eef8937445f24c2bcbe101419be42694e0e38628653a755ab29ecba357d81d48

SHA512
d04f2ab14ad4d3e06ea357b4c810515d73b32f2650533a5895ebf5d14b4b697752f25c0c371372e00faab661c0b051c33b8c25bf1226f30be5d6b8727dea81e1

Download Submit
memory/2204-0-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2204-6-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2996-29-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download
memory/2996-59-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download
memory/4460-7-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4460-57-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download

Analysis

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