609e570f84417499bee21be1c40cfcfaf683330c3df7a0f0c12355f242c21ff8

General

Target

eab8a85c6a4a4ae2d57413b6a908c5c6_JaffaCakes118.exe
Size

123KB
MD5

eab8a85c6a4a4ae2d57413b6a908c5c6
SHA1

03cceb721c67d09fae5d39a111da10c73a961b9a
SHA256

609e570f84417499bee21be1c40cfcfaf683330c3df7a0f0c12355f242c21ff8
SHA512

215b293b4fa2cadb6aca5f3ae3aa3706e8203a3a892219db5f7ae68de9bd7a30abbfe18b9626a070c5916c3c9aa28455ba55176c93f288c4d63803ba1d5d0339
SSDEEP

3072:OeSQ41MZrrOwzrq5Ss9eYfphfFQkUcot3EpeBWLLJBRo:OVYrJrOSsRwcppRo

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-1-5-21-2412658365-3084825385-3340777666-1000\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
behavioral2/files/0x000700000002341c-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-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation	iaccess32.exe

Executes dropped EXE 1 IoCs

pid	Process
1356	iaccess32.exe

Loads dropped DLL 1 IoCs

pid	Process
3028	regsvr32.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/732-0-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/files/0x0008000000023409-3.dat	upx
behavioral2/memory/1356-4-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/732-7-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/files/0x000700000002341c-27.dat	upx
behavioral2/memory/3028-29-0x0000000010000000-0x0000000010047000-memory.dmp	upx
behavioral2/memory/1356-57-0x0000000000400000-0x000000000042E000-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\20100611080618\medias\p2e_2_3.gif	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20100611080618\medias\p2e_3_3.gif	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20100611080618\Common\module.php	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20100611080618\dialerexe.ini	iaccess32.exe
File opened for modification	C:\Program Files (x86)\Instant Access\Multi\20100611080618\dialerexe.ini	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\Center\NOCREDITCARD.lnk	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20100611080618\medias\p2e_logo_2.gif	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20100611080618\medias\p2e_1_3.gif	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20100611080618\medias\p2e_go_3.gif	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20100611080618\medias\p2e.ico	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20100611080618\instant access.exe	iaccess32.exe
File created	C:\Program Files (x86)\Instant Access\DesktopIcons\NOCREDITCARD.lnk	iaccess32.exe

Drops file in Windows directory 6 IoCs

description	ioc	Process
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	eab8a85c6a4a4ae2d57413b6a908c5c6_JaffaCakes118.exe
File created	C:\Windows\tmlpcert2007	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	eab8a85c6a4a4ae2d57413b6a908c5c6_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
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
628	regedit.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
732	eab8a85c6a4a4ae2d57413b6a908c5c6_JaffaCakes118.exe
1356	iaccess32.exe
1356	iaccess32.exe
1356	iaccess32.exe
1356	iaccess32.exe
1356	iaccess32.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 732 wrote to memory of 1356	732	eab8a85c6a4a4ae2d57413b6a908c5c6_JaffaCakes118.exe	84
PID 732 wrote to memory of 1356	732	eab8a85c6a4a4ae2d57413b6a908c5c6_JaffaCakes118.exe	84
PID 732 wrote to memory of 1356	732	eab8a85c6a4a4ae2d57413b6a908c5c6_JaffaCakes118.exe	84
PID 1356 wrote to memory of 628	1356	iaccess32.exe	85
PID 1356 wrote to memory of 628	1356	iaccess32.exe	85
PID 1356 wrote to memory of 628	1356	iaccess32.exe	85
PID 1356 wrote to memory of 3028	1356	iaccess32.exe	86
PID 1356 wrote to memory of 3028	1356	iaccess32.exe	86
PID 1356 wrote to memory of 3028	1356	iaccess32.exe	86

C:\Users\Admin\AppData\Local\Temp\eab8a85c6a4a4ae2d57413b6a908c5c6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\eab8a85c6a4a4ae2d57413b6a908c5c6_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:732
- 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:1356
- - 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:628
- - 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:3028

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p -s TapiSrv
1⤵
PID:1076

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
218e31d763fadf719ed383c9452e013d

SHA1
a4b29abc451052511bf80476e2fa258620e2861e

SHA256
34df5a3d04bf447a1b5c930c13a11aec99db13c3ccfa3cd61b16590ae1e985b5

SHA512
5d586ae5c48a8060203e5909870c341092b23c601829de9f1c4c43d10dd6a79e0f6d41975a140b77cb6e08238fe83e4f32dade6b9b765ddb30c11ca3a9474193

Download Submit
C:\Windows\SysWOW64\egaccess4_1071.dll

Filesize
76KB

MD5
b83f652ffa76451ae438954f89c02f62

SHA1
b3ba0014dd16cee5f6d4cfe7e28b2d5de79dc6dd

SHA256
f601991aa00cbe7001197affc0e3854ab76c51c05b9a6ca3e3f708fed876c32f

SHA512
965172a5ecd070ea6707ec9985ee3c135c06534561b90ae233e8049b247d87d529b8280f0faf2b0ed933f59c68844414726fa80c4d3119cffa4fdd1cb60eab83

Download Submit
C:\Windows\dialerexe.ini

Filesize
587B

MD5
305993ee28d130645ea1ef894a784f91

SHA1
ebf5c7dd199b27ddb63a167ec18afa7448895c1a

SHA256
315baf92a149669a4435f5a73bb99c88aaf2838269111f0f437a97f944daa9cc

SHA512
b4aa4d2101924f2a372715d3a81e07919c27c7c143e212347b4fd184a471150d10770183903e30134162fe8bc72f3c2d1a46cb6ad24171c3300f97e03f657ffd

Download Submit
C:\Windows\iaccess32.exe

Filesize
123KB

MD5
f5c53b6ea40a82923768afbe6367cec5

SHA1
c75c7e7d46b03b187316ffb7756c77565d072ab9

SHA256
b9a5c5dadcc79feee85d639dc2f6e28aaf925f54d74e58d4c464f8835cace60a

SHA512
8d5db86e4bc9d33fec631094f0dc6fee3cdc0ce839f62883265aabeb3d3ef107e4794be4b2d4df4fcf27861c242e793b229ea94b6b92e28b30ad3e3e017d3434

Download Submit
C:\Windows\tmlpcert2007

Filesize
6KB

MD5
b103757bc3c714123b5efa26ff96a915

SHA1
991d6694c71736b59b9486339be44ae5e2b66fef

SHA256
eef8937445f24c2bcbe101419be42694e0e38628653a755ab29ecba357d81d48

SHA512
d04f2ab14ad4d3e06ea357b4c810515d73b32f2650533a5895ebf5d14b4b697752f25c0c371372e00faab661c0b051c33b8c25bf1226f30be5d6b8727dea81e1

Download Submit
memory/732-0-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/732-7-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1356-4-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1356-57-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/3028-29-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download

Analysis

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