8d160837e06a07bb77bfd149d855f4bdf3aa9bb99cd2c761a04bb4efbcb95e94

Analysis

max time kernel
140s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
13-10-2024 05:16

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General

Target

3e007d06a6516776f0addfdfc5db9612_JaffaCakes118.exe
Size

1.1MB
MD5

3e007d06a6516776f0addfdfc5db9612
SHA1

8b42ac7e5d3712900c7b5c378851590be8717d83
SHA256

8d160837e06a07bb77bfd149d855f4bdf3aa9bb99cd2c761a04bb4efbcb95e94
SHA512

63f3a69cfa91664e0c12f0756d6601efad36c964ff8cb8b06597c7e0a55f42436912fa9b75d86e3db823940c35f01497739efed9bb71e71373a81ccd204d0486
SSDEEP

24576:h3D3njbAzQ6k0z4a82dO+u16X1N8Jh524v2qvl2kcBeyDvC0ar:h3LjYfd41KK6X1eh52m329BpDkr

Score

7^/10

discovery persistence spyware stealer upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2092	myEutWjOT7tY04C.exe
788	CTS.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe"	3e007d06a6516776f0addfdfc5db9612_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe"	CTS.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1156-0-0x0000000000570000-0x0000000000587000-memory.dmp	upx
behavioral2/memory/788-7-0x00000000004C0000-0x00000000004D7000-memory.dmp	upx
behavioral2/files/0x000b000000023b67-6.dat	upx
behavioral2/memory/1156-10-0x0000000000570000-0x0000000000587000-memory.dmp	upx
behavioral2/files/0x001200000002396b-13.dat	upx
behavioral2/memory/788-173-0x00000000004C0000-0x00000000004D7000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_th.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_zh-CN.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\GoogleUpdateSetup.exe	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_am.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_bn.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_sl.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_fil.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\GoogleCrashHandler.exe	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_en-GB.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_fi.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\psmachine.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_da.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_id.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_uk.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_en.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_es.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_lt.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_ur.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_el.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_no.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_pt-BR.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_it.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_kn.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_lv.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\GoogleUpdateComRegisterShell64.exe	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_de.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_hi.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_sr.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_tr.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_mr.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_pl.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_sk.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdate.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\GoogleUpdateCore.exe	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_sv.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\GoogleUpdateOnDemand.exe	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_ca.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_gu.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_es-419.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_te.dll	myEutWjOT7tY04C.exe
File opened for modification	C:\Program Files (x86)\GUM762A.tmp\GoogleUpdateSetup.exe	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_vi.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\GoogleUpdate.exe	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_hu.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_sw.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\npGoogleUpdate3.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_fr.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_ro.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\psuser_64.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_et.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_is.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\psuser.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_ar.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_nl.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_zh-TW.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\GoogleUpdateHelper.msi	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\GoogleUpdateBroker.exe	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\psmachine_64.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_pt-PT.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_ru.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_ta.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_hr.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_iw.dll	myEutWjOT7tY04C.exe
File created	C:\Program Files (x86)\GUM762A.tmp\goopdateres_ja.dll	myEutWjOT7tY04C.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\CTS.exe	3e007d06a6516776f0addfdfc5db9612_JaffaCakes118.exe
File created	C:\Windows\CTS.exe	CTS.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	3e007d06a6516776f0addfdfc5db9612_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CTS.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	myEutWjOT7tY04C.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1156	3e007d06a6516776f0addfdfc5db9612_JaffaCakes118.exe
Token: SeDebugPrivilege	788	CTS.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1156 wrote to memory of 2092	1156	3e007d06a6516776f0addfdfc5db9612_JaffaCakes118.exe	83
PID 1156 wrote to memory of 2092	1156	3e007d06a6516776f0addfdfc5db9612_JaffaCakes118.exe	83
PID 1156 wrote to memory of 2092	1156	3e007d06a6516776f0addfdfc5db9612_JaffaCakes118.exe	83
PID 1156 wrote to memory of 788	1156	3e007d06a6516776f0addfdfc5db9612_JaffaCakes118.exe	84
PID 1156 wrote to memory of 788	1156	3e007d06a6516776f0addfdfc5db9612_JaffaCakes118.exe	84
PID 1156 wrote to memory of 788	1156	3e007d06a6516776f0addfdfc5db9612_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\3e007d06a6516776f0addfdfc5db9612_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3e007d06a6516776f0addfdfc5db9612_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1156
- C:\Users\Admin\AppData\Local\Temp\myEutWjOT7tY04C.exe
  C:\Users\Admin\AppData\Local\Temp\myEutWjOT7tY04C.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  PID:2092
- C:\Windows\CTS.exe
  "C:\Windows\CTS.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:788

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

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\excel.exe_Rules.xml

Filesize
381KB

MD5
51a380104425f336169186640d4f4b35

SHA1
b5a88ab5e7c5d5deb65ccbfccfb1804a552ce76b

SHA256
611502da6dd80dbfd70284ad0485691b6ba604664e945eec965d7a660f705c0d

SHA512
1c090abe70c0aad925cf776a81f629a4aedb202d3c69055884482f87f024304fdb71510d133be16325a3539008c9855a5a8536fc1598568aa6659ae443c1bf5d

Download Submit
C:\Users\Admin\AppData\Local\Temp\myEutWjOT7tY04C.exe

Filesize
1.1MB

MD5
53baee50f7a69bf3bc0fffe25341a923

SHA1
0b7998f5517ed4e7c5aeea3a89d73b60d2a2d102

SHA256
f91e258ea71dcbfc82371b2ee3e20852e45bef0cb946223d1141a6ef1dfb793f

SHA512
0eb28032849f775f604b7064a4f00f7d802c8c2fd5c7bc21b48298e6c3d316286963794b4c6c4981199c21f56b08d9aa466a470d40738d1b633b7feddc8e6241

Download Submit
C:\Windows\CTS.exe

Filesize
59KB

MD5
5efd390d5f95c8191f5ac33c4db4b143

SHA1
42d81b118815361daa3007f1a40f1576e9a9e0bc

SHA256
6028434636f349d801465f77af3a1e387a9c5032942ca6cadb6506d0800f2a74

SHA512
720fbe253483dc034307a57a2860c8629a760f883603198d1213f5290b7f236bf0f5f237728ebed50962be83dc7dc4abe61a1e9a55218778495fc6580eb20b3d

Download Submit
memory/788-7-0x00000000004C0000-0x00000000004D7000-memory.dmp

Filesize
92KB

Download
memory/788-173-0x00000000004C0000-0x00000000004D7000-memory.dmp

Filesize
92KB

Download
memory/1156-0-0x0000000000570000-0x0000000000587000-memory.dmp

Filesize
92KB

Download
memory/1156-10-0x0000000000570000-0x0000000000587000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads