9aa62a2de288d741675e8ad87552abd3b9921cdaf981b2e0e5f03a50a6588a1a

General

Target

77a359ec4858029d6442b7c02764243b_JaffaCakes118.exe
Size

183KB
MD5

77a359ec4858029d6442b7c02764243b
SHA1

bf19b309c22728dfa17964d3a7f2ee7568dedcd8
SHA256

9aa62a2de288d741675e8ad87552abd3b9921cdaf981b2e0e5f03a50a6588a1a
SHA512

6878f605a3a545e30fb55641fad73d43486b83212e6aee5c7183b481a084b02f9f4beaeb51b2676c37e36477f98594604bd3305b9643070cbfe057969219c241
SSDEEP

3072:EamFnQYUM6m3SP2sVSdEnfWZN3cbgonk9sX1qalYuhLJNdjQVVTuP5J85Vi9iqV2:Eazq3aipalYuhoao5sQkz9Vm

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-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing\Trust Database\0\goicfboogidikkejccmclpieicihhlpo jimddp = "electronic-group"	iaccess32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\SystemCertificates\TrustedPublisher\Certificates\62119EF862C6B3A0D853419B87EB3E2F6C78640A\Blob = 03000000010000001400000062119ef862c6b3a0d853419b87eb3e2f6c78640a2000000001000000df030000308203db30820344a00302010202033fc398300d06092a864886f70d01010405003055310b3009060355040613025a4131253023060355040a131c54686177746520436f6e73756c74696e67202850747929204c74642e311f301d0603550403131654686177746520436f6465205369676e696e67204341301e170d3035303831353031353134345a170d3037303931363133323531325a30818b310b3009060355040613024652310e300c0603550408130552686f6e65310d300b060355040713044c796f6e31193017060355040a1310656c656374726f6e69632d67726f757031273025060355040b131e536563757265204170706c69636174696f6e20446576656c6f706d656e743119301706035504031310656c656374726f6e69632d67726f757030820122300d06092a864886f70d01010105000382010f003082010a0282010100e2754d8a4e6d4db6e025b0073520ddd7eeec116a813940fda2c4c66f7a354adb3036188d4078f8891b3fe15d467dfba5e17984cac2b246c27c052e63956dfe817eb423b9615bddfddaadac5e2ac0f41f583edd24d7830f5875df2937a9152b741eef3950e5116e76d2e7e3ffdf6fcb5858af26f5e2effd019a1f82b98d7f21ed089d5bb8553cd89c823becaeb62ea1cc4b455cb4e93e8ac715320f31dc3fbc2d0be0d65c608c58c19ff06da7bc1ec48a45ef0219eef40294504e2663b1c9dad6a2241df996c59cf110b706285fbaeae0c55d776573536218c3c7ae248b82cae01513cd8b2828a94f4a70ba6e199919a0f5eae20643feaabebe2ba3b2819e92790203010001a381fd3081fa301f0603551d250418301606082b06010505070303060a2b060104018237020116301106096086480186f8420101040403020410301d0603551d0404163014300e300c060a2b0601040182370201160302078030230603551d11041c301a82187777772e656c656374726f6e69632d67726f75702e636f6d303e0603551d1f043730353033a031a02f862d687474703a2f2f63726c2e7468617774652e636f6d2f546861777465436f64655369676e696e6743412e63726c303206082b0601050507010104263024302206082b060105050730018616687474703a2f2f6f6373702e7468617774652e636f6d300c0603551d130101ff04023000300d06092a864886f70d01010405000381810075160a692f4bc2096bce67c58b0d88320552104e4d35f5018bc2ab1be03ecae3c0abe7db45629b1b3c1812039145c15d6f2774c211a2c86f93a819573d58a3c0e66d1e19e84638800e3372880b4e9cdcf70cc769bdeff236ed3ac6f20e370122fa791e71b0ea8be78077ffc288c382b201d78ea8bbf9e9457fad4ee80273279c	regedit.exe

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x0005000000019619-29.dat	acprotect

Executes dropped EXE 1 IoCs

pid	Process
2140	iaccess32.exe

Loads dropped DLL 3 IoCs

pid	Process
2964	regsvr32.exe
2140	iaccess32.exe
2140	iaccess32.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2680-0-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/files/0x00090000000120f8-7.dat	upx
behavioral1/memory/2680-6-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2140-8-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/files/0x0005000000019619-29.dat	upx
behavioral1/memory/2140-75-0x0000000000400000-0x000000000042E000-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\20110202140209\medias\p2e_1_3.gif	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110202140209\medias\p2e_2_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\20110202140209\dialerexe.ini	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\DesktopIcons\NOCREDITCARD.lnk	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110202140209\medias\p2e_logo_2.gif	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110202140209\medias\p2e_go_3.gif	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110202140209\medias\p2e_3_3.gif	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110202140209\instant access.exe	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110202140209\Common\module.php	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20110202140209\medias\p2e.ico	iaccess32.exe
File opened for modification	C:\Program Files (x86)\Instant Access\Multi\20110202140209\dialerexe.ini	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	77a359ec4858029d6442b7c02764243b_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	77a359ec4858029d6442b7c02764243b_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
Set value (str)	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iaccess32.exe
Key created	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Internet Explorer\Main	iaccess32.exe
Key created	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	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
1424	regedit.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2680	77a359ec4858029d6442b7c02764243b_JaffaCakes118.exe
2140	iaccess32.exe
2140	iaccess32.exe
2140	iaccess32.exe
2140	iaccess32.exe
2140	iaccess32.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2680 wrote to memory of 2140	2680	77a359ec4858029d6442b7c02764243b_JaffaCakes118.exe	30
PID 2680 wrote to memory of 2140	2680	77a359ec4858029d6442b7c02764243b_JaffaCakes118.exe	30
PID 2680 wrote to memory of 2140	2680	77a359ec4858029d6442b7c02764243b_JaffaCakes118.exe	30
PID 2680 wrote to memory of 2140	2680	77a359ec4858029d6442b7c02764243b_JaffaCakes118.exe	30
PID 2140 wrote to memory of 1424	2140	iaccess32.exe	31
PID 2140 wrote to memory of 1424	2140	iaccess32.exe	31
PID 2140 wrote to memory of 1424	2140	iaccess32.exe	31
PID 2140 wrote to memory of 1424	2140	iaccess32.exe	31
PID 2140 wrote to memory of 2964	2140	iaccess32.exe	32
PID 2140 wrote to memory of 2964	2140	iaccess32.exe	32
PID 2140 wrote to memory of 2964	2140	iaccess32.exe	32
PID 2140 wrote to memory of 2964	2140	iaccess32.exe	32
PID 2140 wrote to memory of 2964	2140	iaccess32.exe	32
PID 2140 wrote to memory of 2964	2140	iaccess32.exe	32
PID 2140 wrote to memory of 2964	2140	iaccess32.exe	32

C:\Users\Admin\AppData\Local\Temp\77a359ec4858029d6442b7c02764243b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\77a359ec4858029d6442b7c02764243b_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2680
- 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:2140
- - 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:1424
- - 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:2964

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\20110202140209\dialerexe.ini

Filesize
682B

MD5
1dbc362ace917bfa36d77170b27d175b

SHA1
ff3c8512af25339ab6715f0fba19b5ee59ec8e0e

SHA256
7bb8f13beca84a66323df7d77c44ad5ce9bf951045bbc67a6a7513b651a0629a

SHA512
e741a13c82bcd0971b8cb0aa2a8b766dda300e5cc440d051d7a31093d3557cfa0b43cd1eb7c189373c2c0101c977c3bc242a09f340729d69383535cdc7bab45d

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

Filesize
2KB

MD5
df9999109df73e005409df030d6b2057

SHA1
b8e55bec94e19baba50f44fba83b8ca5dffd492b

SHA256
44a20e854fb75691a14bfbf976c3c84f1ab9c887810d09252e9dc83b1d2f1ae3

SHA512
5fe86e8687be1c02fdb66a675da3797e32e9fc8e6c31c844e507170575c89fcf8df1619ea60a698af7001196e5e10349bd0bafebae1d570fd4b6e103f567e678

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
faa263a8e8530bd77b4d336f5da8fd16

SHA1
1ef4903b1737c529af6a5239709514a85feede69

SHA256
e6be9b755516184a8aaf6c95de8d0ce87cb7ed549af58cb8bd9d81364f81fea5

SHA512
81964a3a9e20412b1714ebb3e09c553b1a5c61ffcd5e59b53c07185b4dc58744d98758aa24b219dd2131bf05e6a31cb1675cb5e112437a25659725387adf4022

Download Submit
C:\Windows\tmlpcert2007

Filesize
6KB

MD5
b103757bc3c714123b5efa26ff96a915

SHA1
991d6694c71736b59b9486339be44ae5e2b66fef

SHA256
eef8937445f24c2bcbe101419be42694e0e38628653a755ab29ecba357d81d48

SHA512
d04f2ab14ad4d3e06ea357b4c810515d73b32f2650533a5895ebf5d14b4b697752f25c0c371372e00faab661c0b051c33b8c25bf1226f30be5d6b8727dea81e1

Download Submit
memory/2140-8-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2140-43-0x0000000003640000-0x0000000003650000-memory.dmp

Filesize
64KB

Download
memory/2140-75-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2140-76-0x0000000003640000-0x0000000003650000-memory.dmp

Filesize
64KB

Download
memory/2680-0-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2680-6-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download

Analysis

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