cd2b65f7fbc123b875d6033590fd42e78da2ecce55546afda1db1381d85f83af

General

Target

47ee787cc3622c445695a5e61a669c89_JaffaCakes118.exe
Size

183KB
MD5

47ee787cc3622c445695a5e61a669c89
SHA1

1a287ae8ff3813eed5d168719429dad7ef2e6a21
SHA256

cd2b65f7fbc123b875d6033590fd42e78da2ecce55546afda1db1381d85f83af
SHA512

6e05a7ee8d0506fe59afd6b4185123b010355625d5b731184603952b9371a981476420015224bab130a3c533ffd94d3c3cf875533913bb358ab6095b053b1f7f
SSDEEP

3072:EamFnQYUM6m3SP2sVSdEnfWZN3cbgonk9sX1qalYuhLJNdjQVVTuP5J85Vi9iqVt:Eazq3aipalYuhoao5sQkzZ

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-1-5-21-2172136094-3310281978-782691160-1000\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing\Trust Database\0\goicfboogidikkejccmclpieicihhlpo jimddp = "electronic-group"	iaccess32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000\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/0x0005000000019615-29.dat	acprotect

Executes dropped EXE 1 IoCs

pid	Process
1884	iaccess32.exe

Loads dropped DLL 3 IoCs

pid	Process
2720	regsvr32.exe
1884	iaccess32.exe
1884	iaccess32.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1020-0-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/1020-6-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/files/0x00090000000120f9-7.dat	upx
behavioral1/memory/1884-8-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/files/0x0005000000019615-29.dat	upx
behavioral1/memory/2720-31-0x0000000010000000-0x0000000010047000-memory.dmp	upx
behavioral1/memory/1884-77-0x0000000000400000-0x000000000042E000-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\20110204190213\medias\p2e_logo_2.gif	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110204190213\medias\p2e_1_3.gif	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110204190213\medias\p2e_3_3.gif	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110204190213\Common\module.php	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110204190213\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\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\20110204190213\medias\p2e_2_3.gif	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110204190213\medias\p2e_go_3.gif	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110204190213\dialerexe.ini	iaccess32.exe
File opened for modification	C:\Program Files (x86)\Instant Access\Multi\20110204190213\dialerexe.ini	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110204190213\instant access.exe	iaccess32.exe

Drops file in Windows directory 6 IoCs

description	ioc	Process
File created	C:\Windows\iaccess32.exe	47ee787cc3622c445695a5e61a669c89_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

Modifies Internet Explorer settings 1 TTPs 3 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000\Software\Microsoft\Internet Explorer\Main	iaccess32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iaccess32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	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
2452	regedit.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1020	47ee787cc3622c445695a5e61a669c89_JaffaCakes118.exe
1884	iaccess32.exe
1884	iaccess32.exe
1884	iaccess32.exe
1884	iaccess32.exe
1884	iaccess32.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1020 wrote to memory of 1884	1020	47ee787cc3622c445695a5e61a669c89_JaffaCakes118.exe	29
PID 1020 wrote to memory of 1884	1020	47ee787cc3622c445695a5e61a669c89_JaffaCakes118.exe	29
PID 1020 wrote to memory of 1884	1020	47ee787cc3622c445695a5e61a669c89_JaffaCakes118.exe	29
PID 1020 wrote to memory of 1884	1020	47ee787cc3622c445695a5e61a669c89_JaffaCakes118.exe	29
PID 1884 wrote to memory of 2452	1884	iaccess32.exe	30
PID 1884 wrote to memory of 2452	1884	iaccess32.exe	30
PID 1884 wrote to memory of 2452	1884	iaccess32.exe	30
PID 1884 wrote to memory of 2452	1884	iaccess32.exe	30
PID 1884 wrote to memory of 2720	1884	iaccess32.exe	31
PID 1884 wrote to memory of 2720	1884	iaccess32.exe	31
PID 1884 wrote to memory of 2720	1884	iaccess32.exe	31
PID 1884 wrote to memory of 2720	1884	iaccess32.exe	31
PID 1884 wrote to memory of 2720	1884	iaccess32.exe	31
PID 1884 wrote to memory of 2720	1884	iaccess32.exe	31
PID 1884 wrote to memory of 2720	1884	iaccess32.exe	31

C:\Users\Admin\AppData\Local\Temp\47ee787cc3622c445695a5e61a669c89_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\47ee787cc3622c445695a5e61a669c89_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1020
- 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:1884
- - C:\Windows\SysWOW64\regedit.exe
    "C:\Windows\System32\regedit.exe" /s C:\Windows\tmlpcert2007
    3⤵
    - Manipulates Digital Signatures
    - Runs regedit.exe
    PID:2452
- - C:\Windows\SysWOW64\regsvr32.exe
    regsvr32.exe /s "C:\Windows\system32\egaccess4_1071.dll"
    3⤵
    - Loads dropped DLL
    - Modifies registry class
    PID:2720

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\20110204190213\dialerexe.ini

Filesize
603B

MD5
c306f6bb3e1d3ab22e245eb04de759c4

SHA1
3084aee4e068cfad3f1b99c9cfbd1b823430ef7a

SHA256
5732724a16f4d6473d690ccd2d517edffaf6b8b9469467ae8abc9805ef35b650

SHA512
dc8f8c1adaadf035e0f0b4c8c0149433667536a74f75842b3132d7ba07da57790d46c1432ee46de73d0edf8918ac47273c6387bd4346d6dc1a12c314827bbf5a

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

Filesize
2KB

MD5
941e6a004c17819279478aad5b0a47ef

SHA1
fb572c96b66ac0d5d8fe56c9d987b388af57c8b5

SHA256
87c9dc4e6ec0ba09a71a4a25ccbef36c5477aeab1ed59c14a52ef4316bed9e28

SHA512
04f3f7050d42937bc5e8c4705083bc331ce4b444298a64a4e90119a6007214438f92c0ebd20157756e7810265f28f9935b9bb5d80dc42595b297641fd71aa119

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
fdfa22bdfd0c58eca32d69d0920d75c5

SHA1
74cc54a2583ef6fa05b0bd16c06a0c6a1308b447

SHA256
dedf1f025818e64d122848b267feadc921eecbd4b0288d744e346a76ccf52f13

SHA512
103c5942c3f09f075bf76bf8b24cc8874e9f9cb13677098a69c79608b6c9b5919b3a0e294609439449b7dc373e1bca07aea9a6cc52149788e7627540045cbce1

Download Submit
C:\Windows\tmlpcert2007

Filesize
6KB

MD5
b103757bc3c714123b5efa26ff96a915

SHA1
991d6694c71736b59b9486339be44ae5e2b66fef

SHA256
eef8937445f24c2bcbe101419be42694e0e38628653a755ab29ecba357d81d48

SHA512
d04f2ab14ad4d3e06ea357b4c810515d73b32f2650533a5895ebf5d14b4b697752f25c0c371372e00faab661c0b051c33b8c25bf1226f30be5d6b8727dea81e1

Download Submit
memory/1020-6-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1020-0-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1884-53-0x00000000034C0000-0x00000000034D0000-memory.dmp

Filesize
64KB

Download
memory/1884-44-0x00000000034C0000-0x00000000034D0000-memory.dmp

Filesize
64KB

Download
memory/1884-8-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1884-77-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1884-78-0x00000000034C0000-0x00000000034D0000-memory.dmp

Filesize
64KB

Download
memory/2720-31-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download

Analysis

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