29fd01bde813c1b971846a9c8ef0244709c02b67d8e9e6e3b6da0aaded49fac8

Analysis

max time kernel
93s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09/10/2024, 10:03

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General

Target

2f2a9ee5ceaccdd3efb6a100ba525559_JaffaCakes118.exe
Size

1.1MB
MD5

2f2a9ee5ceaccdd3efb6a100ba525559
SHA1

8a69abda6b2f369ca34711ddeb742a89ea97ed3b
SHA256

29fd01bde813c1b971846a9c8ef0244709c02b67d8e9e6e3b6da0aaded49fac8
SHA512

5dae57e45660a1fbab25003fd0b992127ac523020b21a5c80fcc89747a7d1319691a2fd2041cfea8b437726f906d61190d6e831dad9f30d0c26b4b64c10f6a99
SSDEEP

24576:HhrMKYkd/xoAZOQ5suD9KRzTYsJNjHD4B5um4CVxCC5SzeKpNL:BTkAZOAdD2TbNDDA8mlqC5eeeNL

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1440	BI.exe
3496	BI.exe

Loads dropped DLL 11 IoCs

pid	Process
1532	2f2a9ee5ceaccdd3efb6a100ba525559_JaffaCakes118.exe
1532	2f2a9ee5ceaccdd3efb6a100ba525559_JaffaCakes118.exe
1440	BI.exe
1440	BI.exe
1440	BI.exe
1532	2f2a9ee5ceaccdd3efb6a100ba525559_JaffaCakes118.exe
1532	2f2a9ee5ceaccdd3efb6a100ba525559_JaffaCakes118.exe
1532	2f2a9ee5ceaccdd3efb6a100ba525559_JaffaCakes118.exe
3496	BI.exe
3496	BI.exe
3496	BI.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 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	2f2a9ee5ceaccdd3efb6a100ba525559_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BI.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BI.exe

Modifies Internet Explorer settings 1 TTPs 4 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	2f2a9ee5ceaccdd3efb6a100ba525559_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Internet Explorer\IESettingSync	2f2a9ee5ceaccdd3efb6a100ba525559_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	2f2a9ee5ceaccdd3efb6a100ba525559_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	2f2a9ee5ceaccdd3efb6a100ba525559_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 13 IoCs

pid	Process
1532	2f2a9ee5ceaccdd3efb6a100ba525559_JaffaCakes118.exe
1532	2f2a9ee5ceaccdd3efb6a100ba525559_JaffaCakes118.exe
1532	2f2a9ee5ceaccdd3efb6a100ba525559_JaffaCakes118.exe
1532	2f2a9ee5ceaccdd3efb6a100ba525559_JaffaCakes118.exe
1532	2f2a9ee5ceaccdd3efb6a100ba525559_JaffaCakes118.exe
1532	2f2a9ee5ceaccdd3efb6a100ba525559_JaffaCakes118.exe
1532	2f2a9ee5ceaccdd3efb6a100ba525559_JaffaCakes118.exe
1532	2f2a9ee5ceaccdd3efb6a100ba525559_JaffaCakes118.exe
1532	2f2a9ee5ceaccdd3efb6a100ba525559_JaffaCakes118.exe
1532	2f2a9ee5ceaccdd3efb6a100ba525559_JaffaCakes118.exe
1532	2f2a9ee5ceaccdd3efb6a100ba525559_JaffaCakes118.exe
1532	2f2a9ee5ceaccdd3efb6a100ba525559_JaffaCakes118.exe
1532	2f2a9ee5ceaccdd3efb6a100ba525559_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1532 wrote to memory of 1440	1532	2f2a9ee5ceaccdd3efb6a100ba525559_JaffaCakes118.exe	85
PID 1532 wrote to memory of 1440	1532	2f2a9ee5ceaccdd3efb6a100ba525559_JaffaCakes118.exe	85
PID 1532 wrote to memory of 1440	1532	2f2a9ee5ceaccdd3efb6a100ba525559_JaffaCakes118.exe	85
PID 1532 wrote to memory of 3496	1532	2f2a9ee5ceaccdd3efb6a100ba525559_JaffaCakes118.exe	92
PID 1532 wrote to memory of 3496	1532	2f2a9ee5ceaccdd3efb6a100ba525559_JaffaCakes118.exe	92
PID 1532 wrote to memory of 3496	1532	2f2a9ee5ceaccdd3efb6a100ba525559_JaffaCakes118.exe	92

C:\Users\Admin\AppData\Local\Temp\2f2a9ee5ceaccdd3efb6a100ba525559_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2f2a9ee5ceaccdd3efb6a100ba525559_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1532
- C:\Users\Admin\AppData\Local\Temp\nso8416.tmp\BI\BI.exe
  C:\Users\Admin\AppData\Local\Temp\nso8416.tmp\BI\BI.exe { "json_send_time" : "9/10/2024 24:52:1:718" , "product_id_version" : "" , "product_type" : "" , "product_id" : "" , "offer_id" : "544527" , "user_type" : "NULL" , "result" : "Success" , "user_operating_system_bits" : "" , "current_default_search" : "" , "current_homepage" : "" , "current_toolbars" : "" , "attempt_number" : "1" , "is_silent" : "" , "user_ms_dotnet_framework_ver" : "" , "user_acount_type" : "" , "user_ie_version" : "" , "user_default_browser_version" : "" , "user_default_browser" : "" , "user_service_pack" : "" , "user_operating_system" : "" , "revision_number" : "0" , "build_id" : "00000000" , "dm_version" : "1.3.8.0.130825.01" , "bundle_id" : "50cf3b8d-6a7e-4153-aa8f-0690bb2c80f5" , "machine_user_id" : "{138BC23E-4CC6-45C5-81C7-AF5FB11DD56F}" , "send_attempt" : "0" , "channel_id" : "" , "installation_session_id" : "D24928B8-C291-4779-A760-E900B998CD8B" , "publisher_internal_id" : "1" , "publisher_id" : "Brothersoft" , "publisher_account_id" : "A-1477560" , "order" : "1.0" , "phase" : "Init" , "Is_Test" : "0" }
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:1440
- C:\Users\Admin\AppData\Local\Temp\nso8416.tmp\BI\BI.exe
  C:\Users\Admin\AppData\Local\Temp\nso8416.tmp\BI\BI.exe { "user_ie_security_level" : "Medium-High" , "json_send_time" : "9/10/2024 24:52:50:609" , "internal_error_description" : "HttpPost result: try1- SendRequest Error; try2- SendRequest Error; try3- SendRequest Error" , "internal_error_number" : "3" , "is_parallel" : "0" , "mrs_id" : "" , "vector_id" : "" , "rule_id" : "" , "product_id_version" : "" , "product_type" : "" , "product_id" : "" , "offer_id" : "544527" , "general_status_code" : "2" , "duration_details" : " InitPluginsDir:0 initializeParams:110 load_BITool:0 send_BI_Init:15 load_DownloadACC:16 retrieveUISource:0 unpack_webappfolder:0 unpack_icon:0 RetrieveMainOfferKey:16 unpack_OpenCandyDll:31 unpack_BunndleDll:0 load_webapphost:0 unpack_ProxyInstaller:15 navigate_loadingUI:594 navigateAsync_constMainOffer:0 BuildUserProfile:0 retrieve cid:0 callService1:16110 callService1:16062 callService1:16031 " , "phase_duration" : "" , "error_details" : "Failed communicate with the DistributionEngineService. Inner Error: SendRequest Error. InternalRetryNum: 3" , "result" : "Error" , "user_operating_system_bits" : "64" , "current_default_search" : "" , "current_homepage" : "" , "current_toolbars" : "" , "attempt_number" : "1" , "is_silent" : "" , "user_ms_dotnet_framework_ver" : "4.0" , "user_acount_type" : "" , "user_ie_version" : "9.11.19041.0" , "user_default_browser_version" : "9.11.19041.0" , "user_default_browser" : "IEXPLORE.EXE" , "user_service_pack" : "0.0" , "user_operating_system" : "Windows 10 Enterprise" , "revision_number" : "0" , "build_id" : "00000000" , "dm_version" : "1.3.8.0.130825.01" , "bundle_id" : "50cf3b8d-6a7e-4153-aa8f-0690bb2c80f5" , "machine_user_id" : "{138BC23E-4CC6-45C5-81C7-AF5FB11DD56F}" , "send_attempt" : "0" , "channel_id" : "" , "installation_session_id" : "D24928B8-C291-4779-A760-E900B998CD8B" , "publisher_internal_id" : "1" , "publisher_id" : "Brothersoft" , "publisher_account_id" : "A-1477560" , "order" : "2.0" , "phase" : "InitComplete" , "Is_Test" : "0" }
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:3496

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\nso8416.tmp\BI\BI.exe

Filesize
75KB

MD5
74cb7b0a801435c552d3bfd1517491a1

SHA1
a46e6e1b524a608eed9e81fd7e102e280b2e95c1

SHA256
fe0af5e14e37fd0b642aa08495ae63a4ed441c92909dfd7a8a25a050b5ed097e

SHA512
fce908fce3e9f84740280af53813bcbed29abf3f976a2b6ba1c88a722877ce020241b36bd0cbbb4f793df9d262b413ad30198bb1e8345128b0ac5857209b3260

Download Submit
C:\Users\Admin\AppData\Local\Temp\nso8416.tmp\System.dll

Filesize
17KB

MD5
a4f38d1c7a480f5da1bb8097b8b939db

SHA1
b3129c2a0e61881381463f5e0cbbffa573daa845

SHA256
e1180e1e3344c7536150275e33de53dc1dd1a3ca03be66c4d4875fe5bcd4e436

SHA512
fed89f7ee9364fc2f4b9f82c4563713497043947e98dbb03e7d755681adf3ae661aba80d08e59988a23695fc64481b69d9842b7ec7d2b572cc872c4c9957febc

Download Submit
C:\Users\Admin\AppData\Local\Temp\nso8416.tmp\webapphost.dll

Filesize
760KB

MD5
ca7f07bcde734c3a3072841e412c45e5

SHA1
75c03a7b14b2827242447fec95e4869a76518747

SHA256
54c6ca5ddcc600bb6ffd283760b843cc0af41b7b9ea1767a9aa4826262c407fc

SHA512
2f134f85aaea11eb4dfbbda62efe1ce45c04781da5fb138231c2f62578c80a5cd9cbe45c901fd15c5a85c86f49f70ecf5cd8213e9784bc888f8581c8850ced1e

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsp8501.tmp\inetc.dll

Filesize
29KB

MD5
dccdcb124064a1d9a5eb12232348b898

SHA1
f294fac154cb1c6c18fe054ac584f767594b93fb

SHA256
37adc0183d94ae6ca1895643423dac0c97750d7103e6b00c14299dfc4ad2271e

SHA512
bd89bcd513bb7120db80e1115b4caceaa18c4ea863fe29b232002d447c3813133ff2849fcb2d4df45e3ff67e0e0d9d340d61060b9c74045b17efa5b1c1f5b05e

Download Submit