76b069a609f6f48e976930bf495d663b8187098dd7bcca38a739ed963dd7403e

Analysis

max time kernel
147s
max time network
150s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
09/10/2024, 10:44

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General

Target

2fb4d3744fc57ab05a7dfc2b944dda38_JaffaCakes118.exe
Size

1.1MB
MD5

2fb4d3744fc57ab05a7dfc2b944dda38
SHA1

15b8666ecc922f34a3034a689eab04ef36490f90
SHA256

76b069a609f6f48e976930bf495d663b8187098dd7bcca38a739ed963dd7403e
SHA512

2b7fd88329638fc24a5a5899877fc3cb2dc8ff6f544e5d61a0583d7a40699629262ac3574c0d6f500ba29a22f80d7289778f48cad144db4aae17e4aa19dbc1d9
SSDEEP

24576:8NyK00WoM0cIY/GMbFwG09XjZdLny3Ki1GeZVfO9Q/cE33Qum+eFu9BF4v:Ub00WniKOz9zXM1U9Q/cL+eg9BKv

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2520	BI.exe
1736	BI.exe

Loads dropped DLL 15 IoCs

pid	Process
2396	2fb4d3744fc57ab05a7dfc2b944dda38_JaffaCakes118.exe
2396	2fb4d3744fc57ab05a7dfc2b944dda38_JaffaCakes118.exe
2396	2fb4d3744fc57ab05a7dfc2b944dda38_JaffaCakes118.exe
2396	2fb4d3744fc57ab05a7dfc2b944dda38_JaffaCakes118.exe
2520	BI.exe
2396	2fb4d3744fc57ab05a7dfc2b944dda38_JaffaCakes118.exe
2520	BI.exe
2520	BI.exe
2396	2fb4d3744fc57ab05a7dfc2b944dda38_JaffaCakes118.exe
2396	2fb4d3744fc57ab05a7dfc2b944dda38_JaffaCakes118.exe
2396	2fb4d3744fc57ab05a7dfc2b944dda38_JaffaCakes118.exe
2396	2fb4d3744fc57ab05a7dfc2b944dda38_JaffaCakes118.exe
1736	BI.exe
1736	BI.exe
1736	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	BI.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2fb4d3744fc57ab05a7dfc2b944dda38_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BI.exe

Modifies Internet Explorer settings 1 TTPs 3 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Internet Explorer\Main	2fb4d3744fc57ab05a7dfc2b944dda38_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	2fb4d3744fc57ab05a7dfc2b944dda38_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	2fb4d3744fc57ab05a7dfc2b944dda38_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 13 IoCs

pid	Process
2396	2fb4d3744fc57ab05a7dfc2b944dda38_JaffaCakes118.exe
2396	2fb4d3744fc57ab05a7dfc2b944dda38_JaffaCakes118.exe
2396	2fb4d3744fc57ab05a7dfc2b944dda38_JaffaCakes118.exe
2396	2fb4d3744fc57ab05a7dfc2b944dda38_JaffaCakes118.exe
2396	2fb4d3744fc57ab05a7dfc2b944dda38_JaffaCakes118.exe
2396	2fb4d3744fc57ab05a7dfc2b944dda38_JaffaCakes118.exe
2396	2fb4d3744fc57ab05a7dfc2b944dda38_JaffaCakes118.exe
2396	2fb4d3744fc57ab05a7dfc2b944dda38_JaffaCakes118.exe
2396	2fb4d3744fc57ab05a7dfc2b944dda38_JaffaCakes118.exe
2396	2fb4d3744fc57ab05a7dfc2b944dda38_JaffaCakes118.exe
2396	2fb4d3744fc57ab05a7dfc2b944dda38_JaffaCakes118.exe
2396	2fb4d3744fc57ab05a7dfc2b944dda38_JaffaCakes118.exe
2396	2fb4d3744fc57ab05a7dfc2b944dda38_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2396 wrote to memory of 2520	2396	2fb4d3744fc57ab05a7dfc2b944dda38_JaffaCakes118.exe	30
PID 2396 wrote to memory of 2520	2396	2fb4d3744fc57ab05a7dfc2b944dda38_JaffaCakes118.exe	30
PID 2396 wrote to memory of 2520	2396	2fb4d3744fc57ab05a7dfc2b944dda38_JaffaCakes118.exe	30
PID 2396 wrote to memory of 2520	2396	2fb4d3744fc57ab05a7dfc2b944dda38_JaffaCakes118.exe	30
PID 2396 wrote to memory of 1736	2396	2fb4d3744fc57ab05a7dfc2b944dda38_JaffaCakes118.exe	35
PID 2396 wrote to memory of 1736	2396	2fb4d3744fc57ab05a7dfc2b944dda38_JaffaCakes118.exe	35
PID 2396 wrote to memory of 1736	2396	2fb4d3744fc57ab05a7dfc2b944dda38_JaffaCakes118.exe	35
PID 2396 wrote to memory of 1736	2396	2fb4d3744fc57ab05a7dfc2b944dda38_JaffaCakes118.exe	35

C:\Users\Admin\AppData\Local\Temp\2fb4d3744fc57ab05a7dfc2b944dda38_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2fb4d3744fc57ab05a7dfc2b944dda38_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:2396
- C:\Users\Admin\AppData\Local\Temp\nstC0E1.tmp\BI\BI.exe
  C:\Users\Admin\AppData\Local\Temp\nstC0E1.tmp\BI\BI.exe { "json_send_time" : "10/10/2024 2:10:16:596" , "product_id_version" : "" , "product_type" : "" , "product_id" : "" , "offer_id" : "3080" , "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" : "cdc3f1bd-0056-4d27-a268-9cf5f65829e1" , "machine_user_id" : "{1D9482E0-D899-4EB0-AFFB-4558001B5B78}" , "send_attempt" : "0" , "channel_id" : "" , "installation_session_id" : "6432E899-A8C3-47D9-911A-7945E88CD2D2" , "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:2520
- C:\Users\Admin\AppData\Local\Temp\nstC0E1.tmp\BI\BI.exe
  C:\Users\Admin\AppData\Local\Temp\nstC0E1.tmp\BI\BI.exe { "user_ie_security_level" : "Medium-High" , "json_send_time" : "10/10/2024 2:10:55:893" , "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" : "3080" , "general_status_code" : "2" , "duration_details" : " InitPluginsDir:0 initializeParams:109 load_BITool:16 send_BI_Init:16 load_DownloadACC:15 retrieveUISource:0 unpack_webappfolder:0 unpack_icon:0 RetrieveMainOfferKey:0 unpack_OpenCandyDll:31 unpack_BunndleDll:0 load_webapphost:0 unpack_ProxyInstaller:0 navigate_loadingUI:531 navigateAsync_constMainOffer:0 BuildUserProfile:0 retrieve cid:0 callService1:14680 callService1:12012 callService1:12012 " , "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" : "9.11.9600.16428" , "user_default_browser_version" : "9.11.9600.16428" , "user_default_browser" : "IEXPLORE.EXE" , "user_service_pack" : "1.0" , "user_operating_system" : "Windows 7 Ultimate" , "revision_number" : "0" , "build_id" : "00000000" , "dm_version" : "1.3.8.0.130825.01" , "bundle_id" : "cdc3f1bd-0056-4d27-a268-9cf5f65829e1" , "machine_user_id" : "{1D9482E0-D899-4EB0-AFFB-4558001B5B78}" , "send_attempt" : "0" , "channel_id" : "" , "installation_session_id" : "6432E899-A8C3-47D9-911A-7945E88CD2D2" , "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:1736

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\84EXSCRK\errorPageStrings[2]

Filesize
2KB

MD5
e3e4a98353f119b80b323302f26b78fa

SHA1
20ee35a370cdd3a8a7d04b506410300fd0a6a864

SHA256
9466d620dc57835a2475f8f71e304f54aee7160e134ba160baae0f19e5e71e66

SHA512
d8e4d73c76804a5abebd5dbc3a86dcdb6e73107b873175a8de67332c113fb7c4899890bf7972e467866fa4cd100a7e2a10a770e5a9c41cbf23b54351b771dcee

Download Submit
C:\Users\Admin\AppData\Local\Temp\nstC0E1.tmp\BI\BI.exe

Filesize
75KB

MD5
74cb7b0a801435c552d3bfd1517491a1

SHA1
a46e6e1b524a608eed9e81fd7e102e280b2e95c1

SHA256
fe0af5e14e37fd0b642aa08495ae63a4ed441c92909dfd7a8a25a050b5ed097e

SHA512
fce908fce3e9f84740280af53813bcbed29abf3f976a2b6ba1c88a722877ce020241b36bd0cbbb4f793df9d262b413ad30198bb1e8345128b0ac5857209b3260

Download Submit
C:\Users\Admin\AppData\Local\Temp\nstC0E1.tmp\Failed.htm

Filesize
6KB

MD5
4bca38bc78f5e8283655b1dda3d81b2c

SHA1
b1e61db910ebc37bcbf4650d773d727b15fc8554

SHA256
16b03f64adc522298a636a117869d821379e341314704a4eb7e2263689e76d91

SHA512
6b4559f2f658835ca3a5a8772f424415838990fd7b22ce9452577c6f1e92c8776fe8f25e2747e91dcf59b390084d82bc48f3bfaafb242c3374b0e98e81db3509

Download Submit
C:\Users\Admin\AppData\Local\Temp\nstC0E1.tmp\webapphost.dll

Filesize
760KB

MD5
ca7f07bcde734c3a3072841e412c45e5

SHA1
75c03a7b14b2827242447fec95e4869a76518747

SHA256
54c6ca5ddcc600bb6ffd283760b843cc0af41b7b9ea1767a9aa4826262c407fc

SHA512
2f134f85aaea11eb4dfbbda62efe1ce45c04781da5fb138231c2f62578c80a5cd9cbe45c901fd15c5a85c86f49f70ecf5cd8213e9784bc888f8581c8850ced1e

Download Submit
\Users\Admin\AppData\Local\Temp\nsoC1AC.tmp\inetc.dll

Filesize
29KB

MD5
dccdcb124064a1d9a5eb12232348b898

SHA1
f294fac154cb1c6c18fe054ac584f767594b93fb

SHA256
37adc0183d94ae6ca1895643423dac0c97750d7103e6b00c14299dfc4ad2271e

SHA512
bd89bcd513bb7120db80e1115b4caceaa18c4ea863fe29b232002d447c3813133ff2849fcb2d4df45e3ff67e0e0d9d340d61060b9c74045b17efa5b1c1f5b05e

Download Submit
\Users\Admin\AppData\Local\Temp\nstC0E1.tmp\System.dll

Filesize
17KB

MD5
a4f38d1c7a480f5da1bb8097b8b939db

SHA1
b3129c2a0e61881381463f5e0cbbffa573daa845

SHA256
e1180e1e3344c7536150275e33de53dc1dd1a3ca03be66c4d4875fe5bcd4e436

SHA512
fed89f7ee9364fc2f4b9f82c4563713497043947e98dbb03e7d755681adf3ae661aba80d08e59988a23695fc64481b69d9842b7ec7d2b572cc872c4c9957febc

Download Submit