2ab5cee7daac67562f8c9c40513283b69e3406fe99ce34f6181b494ca5ca576a

Analysis

max time kernel
92s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25-09-2024 04:21

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General

Target

f52b9c5681d3f4fa05188c39ada8a2cd_JaffaCakes118.exe
Size

124KB
MD5

f52b9c5681d3f4fa05188c39ada8a2cd
SHA1

97bb98950817d877405f743daf4148a3c5c9014e
SHA256

2ab5cee7daac67562f8c9c40513283b69e3406fe99ce34f6181b494ca5ca576a
SHA512

2355f7a314ebb43f8859fe7bd4096d6ec46708224557b682a8559f8586b0be3cc95a1b2ee0408e759fe36d8f2f4afb99a8b6a90bad53280f004fffa3409f6e08
SSDEEP

1536:4MUFSFoINm79U4fIAthA081qWMdItmNzxoUpocSYqwT7M91BBZpoumYWlpaW+VR:jDFc24fIALA11qWM6teqg/h7OfTiUf

Score

7^/10

discovery persistence

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
3984	Jmnsnb.exe
1912	Jmnsnb.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Jmnsnb = "C:\\Users\\Admin\\AppData\\Roaming\\Jmnsnb.exe"	f52b9c5681d3f4fa05188c39ada8a2cd_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 4212 set thread context of 208	4212	f52b9c5681d3f4fa05188c39ada8a2cd_JaffaCakes118.exe	82
PID 3984 set thread context of 1912	3984	Jmnsnb.exe	84

System Location Discovery: System Language Discovery 1 TTPs 6 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	f52b9c5681d3f4fa05188c39ada8a2cd_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f52b9c5681d3f4fa05188c39ada8a2cd_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Jmnsnb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Jmnsnb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	iexplore.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE

Modifies Internet Explorer settings 1 TTPs 32 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\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
Set value (int)	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31133442"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1990330945"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31133442"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31133442"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1992050761"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{A22C9122-7AF5-11EF-8D5B-C63D5579F9B2} = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1992050761"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "434003062"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1990330945"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31133442"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
208	f52b9c5681d3f4fa05188c39ada8a2cd_JaffaCakes118.exe
208	f52b9c5681d3f4fa05188c39ada8a2cd_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1912	Jmnsnb.exe
Token: SeDebugPrivilege	5016	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3284	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3284	IEXPLORE.EXE
3284	IEXPLORE.EXE
5016	IEXPLORE.EXE
5016	IEXPLORE.EXE
5016	IEXPLORE.EXE
5016	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 4212 wrote to memory of 208	4212	f52b9c5681d3f4fa05188c39ada8a2cd_JaffaCakes118.exe	82
PID 4212 wrote to memory of 208	4212	f52b9c5681d3f4fa05188c39ada8a2cd_JaffaCakes118.exe	82
PID 4212 wrote to memory of 208	4212	f52b9c5681d3f4fa05188c39ada8a2cd_JaffaCakes118.exe	82
PID 4212 wrote to memory of 208	4212	f52b9c5681d3f4fa05188c39ada8a2cd_JaffaCakes118.exe	82
PID 4212 wrote to memory of 208	4212	f52b9c5681d3f4fa05188c39ada8a2cd_JaffaCakes118.exe	82
PID 4212 wrote to memory of 208	4212	f52b9c5681d3f4fa05188c39ada8a2cd_JaffaCakes118.exe	82
PID 4212 wrote to memory of 208	4212	f52b9c5681d3f4fa05188c39ada8a2cd_JaffaCakes118.exe	82
PID 4212 wrote to memory of 208	4212	f52b9c5681d3f4fa05188c39ada8a2cd_JaffaCakes118.exe	82
PID 208 wrote to memory of 3984	208	f52b9c5681d3f4fa05188c39ada8a2cd_JaffaCakes118.exe	83
PID 208 wrote to memory of 3984	208	f52b9c5681d3f4fa05188c39ada8a2cd_JaffaCakes118.exe	83
PID 208 wrote to memory of 3984	208	f52b9c5681d3f4fa05188c39ada8a2cd_JaffaCakes118.exe	83
PID 3984 wrote to memory of 1912	3984	Jmnsnb.exe	84
PID 3984 wrote to memory of 1912	3984	Jmnsnb.exe	84
PID 3984 wrote to memory of 1912	3984	Jmnsnb.exe	84
PID 3984 wrote to memory of 1912	3984	Jmnsnb.exe	84
PID 3984 wrote to memory of 1912	3984	Jmnsnb.exe	84
PID 3984 wrote to memory of 1912	3984	Jmnsnb.exe	84
PID 3984 wrote to memory of 1912	3984	Jmnsnb.exe	84
PID 3984 wrote to memory of 1912	3984	Jmnsnb.exe	84
PID 1912 wrote to memory of 2104	1912	Jmnsnb.exe	90
PID 1912 wrote to memory of 2104	1912	Jmnsnb.exe	90
PID 1912 wrote to memory of 2104	1912	Jmnsnb.exe	90
PID 2104 wrote to memory of 3284	2104	iexplore.exe	91
PID 2104 wrote to memory of 3284	2104	iexplore.exe	91
PID 3284 wrote to memory of 5016	3284	IEXPLORE.EXE	92
PID 3284 wrote to memory of 5016	3284	IEXPLORE.EXE	92
PID 3284 wrote to memory of 5016	3284	IEXPLORE.EXE	92
PID 1912 wrote to memory of 5016	1912	Jmnsnb.exe	92
PID 1912 wrote to memory of 5016	1912	Jmnsnb.exe	92

C:\Users\Admin\AppData\Local\Temp\f52b9c5681d3f4fa05188c39ada8a2cd_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f52b9c5681d3f4fa05188c39ada8a2cd_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4212
- C:\Users\Admin\AppData\Local\Temp\f52b9c5681d3f4fa05188c39ada8a2cd_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\f52b9c5681d3f4fa05188c39ada8a2cd_JaffaCakes118.exe
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:208
- - C:\Users\Admin\AppData\Roaming\Jmnsnb.exe
    "C:\Users\Admin\AppData\Roaming\Jmnsnb.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3984
  - - C:\Users\Admin\AppData\Roaming\Jmnsnb.exe
      C:\Users\Admin\AppData\Roaming\Jmnsnb.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:1912
    - - C:\Program Files (x86)\Internet Explorer\iexplore.exe
        
        "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
        5⤵
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2104
      - C:\Program Files\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
        6⤵
        Modifies Internet Explorer settings
        Suspicious use of FindShellTrayWindow
        Suspicious use of SetWindowsHookEx
        Suspicious use of WriteProcessMemory
        
        PID:3284
        
        C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3284 CREDAT:17410 /prefetch:2
        7⤵
        System Location Discovery: System Language Discovery
        Modifies Internet Explorer settings
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of SetWindowsHookEx
        
        PID:5016

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

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\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
471B

MD5
98d9fe43070b90ca771112f348923697

SHA1
fa643be49426151a0030a94a25a2dafaaf062270

SHA256
138c9c72d7b361605191d0285538f86cd641ffb4fac8b6b2fa7746e1aec38665

SHA512
fc1a6d6021f1b590a64004c9168bc53e0703ba0701c5c638aacc4880bb1ed8b2664845dafd2cb92fc42d61db3cd30c5dfcfbdafed81af8388980a3ca8fb2094b

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
404B

MD5
39a9165c854f8b0e2f34bd4938b99ccc

SHA1
cf61b202e997489b7af2843214fc12b032ad9d74

SHA256
f8619fdb5f6d4b9ddd7978936d116f39f6c1cb07913d0460b4d666ba8c36ede6

SHA512
c4b18591561c3153930d0d696df6d81bfb95d8e62a3abba84e27a4554295f6f2180116dc89585eb7b1f7ed234d5a87bd1f50a69a5e920d0c0458d8646b5c54a7

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver1DE3.tmp

Filesize
15KB

MD5
1a545d0052b581fbb2ab4c52133846bc

SHA1
62f3266a9b9925cd6d98658b92adec673cbe3dd3

SHA256
557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

SHA512
bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\KQ3665LB\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Roaming\Jmnsnb.exe

Filesize
124KB

MD5
f52b9c5681d3f4fa05188c39ada8a2cd

SHA1
97bb98950817d877405f743daf4148a3c5c9014e

SHA256
2ab5cee7daac67562f8c9c40513283b69e3406fe99ce34f6181b494ca5ca576a

SHA512
2355f7a314ebb43f8859fe7bd4096d6ec46708224557b682a8559f8586b0be3cc95a1b2ee0408e759fe36d8f2f4afb99a8b6a90bad53280f004fffa3409f6e08

Download Submit
memory/208-13-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/208-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/208-4-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/208-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1912-18-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1912-19-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1912-20-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4212-0-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/4212-3-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download