0720d78a5ec3ed327a96e0162e31c2f3c3cae5b2fd7f33caa2eaedc41676a247

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
18/08/2024, 12:04

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General

Target

a6b5c150699d1dab774cbc9839476e28_JaffaCakes118.exe
Size

30KB
MD5

a6b5c150699d1dab774cbc9839476e28
SHA1

78d12161adbd52f02dbdc2ab040a88aa516d8cdb
SHA256

0720d78a5ec3ed327a96e0162e31c2f3c3cae5b2fd7f33caa2eaedc41676a247
SHA512

2f62dfe4262c6bd9720b96d4253793d0bfeca9326dd84a2f69156585f75e70e27340bbad1a584c945e5378e45b918b3f0f96b15e0d07ea1715308742410772f4
SSDEEP

768:pTYSVHSNWgLqRwk9e9Gj9KjvRWPiKXags0b0:pjHS1qRX9mvWZD

Score

7^/10

discovery execution upx

Malware Config

Signatures

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-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation	a6b5c150699d1dab774cbc9839476e28_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1140-0-0x0000000000010000-0x000000000002A000-memory.dmp	upx
behavioral2/memory/1140-3-0x0000000000010000-0x000000000002A000-memory.dmp	upx
behavioral2/memory/1140-4-0x0000000000010000-0x000000000002A000-memory.dmp	upx

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007
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	wscript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ielowutil.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a6b5c150699d1dab774cbc9839476e28_JaffaCakes118.exe

Modifies Internet Explorer settings 1 TTPs 36 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Internet Explorer\MINIE	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000074472bebe7af3a46942426e1e277b42a00000000020000000000106600000001000020000000686687305bbf792854dd474edee19dba86fcc690438224cf8a03b22f00e2a5ee000000000e8000000002000020000000c9c0b1c1bfdec9eb98cadc91c3518efd9b7b3c4c2f4e110c406fcd44410a0383200000008cf1e60a90bb3651a9056f9559c3153ff2a9204fd5e93b65220b9886f2eab54840000000540ce583d5af482eec5923a116f8c0c977476c8ddc89962c71cbb990c8512ce45aa75108ab2e2e5c836ea3f005c61d685ea05163eb19c41da44075d1bbebf2b5	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{1465311E-5D5A-11EF-9912-42C951A4D69F} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31125862"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3915386455"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000074472bebe7af3a46942426e1e277b42a0000000002000000000010660000000100002000000033182862cbd120cd4050d90509e6b4653685411ff1ea55d2c229c4923e76905c000000000e80000000020000200000006cc574cac070c6e237837c195e6c0a23f9e0f85da26cac8aaa2caa5b7f4238f12000000036b4b2c6dbd26da70c0f755d31fd92381931094c3614cdc5561c9543a4d6064140000000630d766c393f2dd83076ebfd25244311ab58a0eb02813790d1600b031ab0eefd5853a680afb28b421e95d2eba2cacc0c48d9678f4652bc4889072d6a718a65b9	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 7082c6e966f1da01	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\oo.lv	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3915386455"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\""	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Internet Explorer\DOMStorage\oo.lv	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\DOMStorage\oo.lv\NumberOfSubdomains = "1"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31125862"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 7011c4e966f1da01	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1956	iexplore.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1956	iexplore.exe
1956	iexplore.exe
1244	IEXPLORE.EXE
1244	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1140 wrote to memory of 1820	1140	a6b5c150699d1dab774cbc9839476e28_JaffaCakes118.exe	87
PID 1140 wrote to memory of 1820	1140	a6b5c150699d1dab774cbc9839476e28_JaffaCakes118.exe	87
PID 1140 wrote to memory of 1820	1140	a6b5c150699d1dab774cbc9839476e28_JaffaCakes118.exe	87
PID 1956 wrote to memory of 1244	1956	iexplore.exe	99
PID 1956 wrote to memory of 1244	1956	iexplore.exe	99
PID 1956 wrote to memory of 1244	1956	iexplore.exe	99

C:\Users\Admin\AppData\Local\Temp\a6b5c150699d1dab774cbc9839476e28_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a6b5c150699d1dab774cbc9839476e28_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1140
- C:\Windows\SysWOW64\wscript.exe
  "C:\Windows\system32\wscript.exe" //B "C:\Users\Admin\AppData\Local\Temp\drxsiEcqES.js" "C:\Users\Admin\AppData\Local\Temp\a6b5c150699d1dab774cbc9839476e28_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1820

C:\Program Files (x86)\Internet Explorer\ielowutil.exe
"C:\Program Files (x86)\Internet Explorer\ielowutil.exe" -CLSID:{0002DF01-0000-0000-C000-000000000046} -Embedding
1⤵
- System Location Discovery: System Language Discovery
PID:4504

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1956
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1956 CREDAT:17410 /prefetch:2
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1244

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\YYI0S376\favicon[1].htm

Filesize
291B

MD5
b73189024a094989653a1002fb6a790b

SHA1
0c44f096cd1fec253c1fe2fcfcd3c58fe05c402d

SHA256
014c471c07b2bc1b90cf5b46eb8eb60abe3ac278e43cd8fcc7c4e6c8950c592d

SHA512
1bca726835d33847812060c968e5306535f513429de5c90d66942155fd42ff75508dba97da8ca36c6d6e6a8df5a2602fe3be047bb5612ad4e367c6c00e1e50a3

Download Submit
C:\Users\Admin\AppData\Local\Temp\drxsiEcqES.js

Filesize
5KB

MD5
c137100b2f1105d9aeb6d9c39f986c09

SHA1
86a2baf63b44d8b7d5ce25988e8e763a3205890f

SHA256
7f0cf1a86a41a583b088ccaec4765a8ade8e71b6642e9cbf61b7d5154035b951

SHA512
a6fb6778780f5c5a1a7e61d718320582bca1dace0ef91ac4af0a512d0481846dc1bb922b43a195381fe18f4aa25860a80ff172f08470c0c011c15472faa0f3c7

Download Submit
memory/1140-0-0x0000000000010000-0x000000000002A000-memory.dmp

Filesize
104KB

Download
memory/1140-3-0x0000000000010000-0x000000000002A000-memory.dmp

Filesize
104KB

Download
memory/1140-4-0x0000000000010000-0x000000000002A000-memory.dmp

Filesize
104KB

Download