2eaab3caecfc1e88a621b1559a067c74fea83c475938a877373be99d738601da

General

Target

d5ab3e45b78f3fb8a2331d20a127a753_JaffaCakes118.exe
Size

123KB
MD5

d5ab3e45b78f3fb8a2331d20a127a753
SHA1

57c8c78eb119a8890de5403689bc0acba0a70f51
SHA256

2eaab3caecfc1e88a621b1559a067c74fea83c475938a877373be99d738601da
SHA512

90f40d645c7805b064fcb582d894ee7cf8ff13b6b92e0030b29a6359132065149466be3d463e049782e00df8e76e4ecb461a5b2607e0f22f0fea3e4845f8f3cb
SSDEEP

3072:NeSQ41MZrrOwzrq5Ss9eYfphfFQkUcot3EpeBWLs16Ir:NVYrJrOSsRwcpg6k

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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\SystemCertificates\TrustedPublisher\Certificates\62119EF862C6B3A0D853419B87EB3E2F6C78640A\Blob = 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	regedit.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\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/0x0005000000018697-30.dat	acprotect

Executes dropped EXE 1 IoCs

pid	Process
2976	iaccess32.exe

Loads dropped DLL 3 IoCs

pid	Process
2724	regsvr32.exe
2976	iaccess32.exe
2976	iaccess32.exe

UPX packed file 22 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1984-0-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/files/0x00080000000120f9-8.dat	upx
behavioral1/memory/1984-7-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2976-9-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/files/0x0005000000018697-30.dat	upx
behavioral1/memory/2724-40-0x0000000010000000-0x0000000010047000-memory.dmp	upx
behavioral1/memory/2976-46-0x0000000001FE0000-0x0000000001FF0000-memory.dmp	upx
behavioral1/memory/2976-86-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2976-88-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2976-89-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2976-90-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2976-91-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2976-92-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2976-94-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2976-95-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2976-96-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2976-97-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2976-98-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2976-99-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2976-100-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2976-101-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2976-102-0x0000000000400000-0x000000000042E000-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 opened for modification	C:\Program Files (x86)\Instant Access\Multi\20110204190248\dialerexe.ini	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110204190248\medias\p2e_1_3.gif	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110204190248\medias\p2e_2_3.gif	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110204190248\medias\p2e_3_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\20110204190248\Common\module.php	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110204190248\medias\p2e_go_3.gif	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\20110204190248\dialerexe.ini	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110204190248\instant access.exe	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110204190248\medias\p2e_logo_2.gif	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110204190248\medias\p2e.ico	iaccess32.exe

Drops file in Windows directory 6 IoCs

description	ioc	Process
File created	C:\Windows\iaccess32.exe	d5ab3e45b78f3fb8a2331d20a127a753_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	d5ab3e45b78f3fb8a2331d20a127a753_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	iaccess32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regedit.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\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
2356	regedit.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1984	d5ab3e45b78f3fb8a2331d20a127a753_JaffaCakes118.exe
2976	iaccess32.exe
2976	iaccess32.exe
2976	iaccess32.exe
2976	iaccess32.exe
2976	iaccess32.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1984 wrote to memory of 2976	1984	d5ab3e45b78f3fb8a2331d20a127a753_JaffaCakes118.exe	30
PID 1984 wrote to memory of 2976	1984	d5ab3e45b78f3fb8a2331d20a127a753_JaffaCakes118.exe	30
PID 1984 wrote to memory of 2976	1984	d5ab3e45b78f3fb8a2331d20a127a753_JaffaCakes118.exe	30
PID 1984 wrote to memory of 2976	1984	d5ab3e45b78f3fb8a2331d20a127a753_JaffaCakes118.exe	30
PID 2976 wrote to memory of 2356	2976	iaccess32.exe	31
PID 2976 wrote to memory of 2356	2976	iaccess32.exe	31
PID 2976 wrote to memory of 2356	2976	iaccess32.exe	31
PID 2976 wrote to memory of 2356	2976	iaccess32.exe	31
PID 2976 wrote to memory of 2724	2976	iaccess32.exe	32
PID 2976 wrote to memory of 2724	2976	iaccess32.exe	32
PID 2976 wrote to memory of 2724	2976	iaccess32.exe	32
PID 2976 wrote to memory of 2724	2976	iaccess32.exe	32
PID 2976 wrote to memory of 2724	2976	iaccess32.exe	32
PID 2976 wrote to memory of 2724	2976	iaccess32.exe	32
PID 2976 wrote to memory of 2724	2976	iaccess32.exe	32

C:\Users\Admin\AppData\Local\Temp\d5ab3e45b78f3fb8a2331d20a127a753_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d5ab3e45b78f3fb8a2331d20a127a753_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1984
- 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:2976
- - 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:2356
- - 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:2724

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\20110204190248\dialerexe.ini

Filesize
617B

MD5
1c178f09535e627356d777c8a981928e

SHA1
50f44747d35533280d9eaf0e901927a4149df45f

SHA256
43874b111aca8a1f08a933f235537c74a9913415eb4df1264b217938ab5ffafa

SHA512
2965d0bf50636cfc324a964fdc36836ec34c35f12da8d432e38a37a24e250cc4298a5100637838bd441045a4e0b16c2cb50625f5c0bd523616c89b802cf9ad08

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

Filesize
2KB

MD5
2b4772c4fc1ba724f25b23bb86951f72

SHA1
43374898b45fd1cd04cb949143c44769305ff269

SHA256
6a99bc164fbbea151cf0560efebd0d081e7773952f6a0ce27a3f00d8f990e729

SHA512
65bf7883a01e095ee5c255306cf890d7addc47a70aba3786053c37b3755c48629c8633f3a393366ad4b8660777665af88211686007064c29e674d461dfc83565

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
4492390feb65c33113810e1d27ca5719

SHA1
8b658cffb6d398cde88490667b6cc93dff86d9e1

SHA256
0d5863452d2252b16dfba8528e581576a7cc9fc70653f89470b16b142ab98c9c

SHA512
b63a3f3fa2d115055c9f28f24a71c9a8c8e7a6b269f383bf9aa414be63978afa2f46ddc941cc8494bb507c585ff185e2edec7ba4f5ba0db014f39d515386d40d

Download Submit
C:\Windows\tmlpcert2007

Filesize
6KB

MD5
b103757bc3c714123b5efa26ff96a915

SHA1
991d6694c71736b59b9486339be44ae5e2b66fef

SHA256
eef8937445f24c2bcbe101419be42694e0e38628653a755ab29ecba357d81d48

SHA512
d04f2ab14ad4d3e06ea357b4c810515d73b32f2650533a5895ebf5d14b4b697752f25c0c371372e00faab661c0b051c33b8c25bf1226f30be5d6b8727dea81e1

Download Submit
memory/1984-7-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1984-0-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2724-40-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download
memory/2976-87-0x0000000001FE0000-0x0000000001FF0000-memory.dmp

Filesize
64KB

Download
memory/2976-92-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2976-46-0x0000000001FE0000-0x0000000001FF0000-memory.dmp

Filesize
64KB

Download
memory/2976-86-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2976-9-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2976-88-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2976-89-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2976-90-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2976-91-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2976-54-0x0000000001FE0000-0x0000000001FF0000-memory.dmp

Filesize
64KB

Download
memory/2976-94-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2976-95-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2976-96-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2976-97-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2976-98-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2976-99-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2976-100-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2976-101-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2976-102-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download

Analysis

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