Analysis
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max time kernel
147s -
max time network
146s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system -
submitted
21-07-2024 21:27
Static task
static1
Behavioral task
behavioral1
Sample
6176671cb33d4d4d3fa7f5ce0309e013_JaffaCakes118.exe
Resource
win7-20240705-en
General
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Target
6176671cb33d4d4d3fa7f5ce0309e013_JaffaCakes118.exe
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Size
4.1MB
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MD5
6176671cb33d4d4d3fa7f5ce0309e013
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SHA1
84f0318360043a2e0092bcb9b638be5f9654b27e
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SHA256
ff5117bd82ec58a48f9974743ac01fe001c2a0555808589db1f2cfdf593e3c64
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SHA512
c371a962c75a3d36ce4d73a57583dcf8af3b57087d76f1859ec183696a53d5a0e4302317077e58660558bb492896333842960273f2f617bcdb533835cfb53d82
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SSDEEP
98304:ddm38RzYf0ML2x5tTDaLclizm7KQF1iEaGzMG:ddlRzYI7Da4Ii7KQrLMG
Malware Config
Signatures
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ACProtect 1.3x - 1.4x DLL software 2 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral1/files/0x0006000000016d51-55.dat acprotect behavioral1/files/0x0008000000016d49-54.dat acprotect -
resource yara_rule behavioral1/files/0x00090000000167b4-22.dat aspack_v212_v242 behavioral1/files/0x000700000001659d-56.dat aspack_v212_v242 -
Executes dropped EXE 7 IoCs
pid Process 2676 rutserv.exe 2544 rutserv.exe 2080 rutserv.exe 2940 rutserv.exe 2856 rfusclient.exe 2972 rfusclient.exe 1072 rfusclient.exe -
Loads dropped DLL 2 IoCs
pid Process 2208 cmd.exe 2940 rutserv.exe -
resource yara_rule behavioral1/files/0x0006000000016d51-55.dat upx behavioral1/files/0x0008000000016d49-54.dat upx -
Drops file in Program Files directory 20 IoCs
description ioc Process File created C:\Program Files\vp8encoder.dll 6176671cb33d4d4d3fa7f5ce0309e013_JaffaCakes118.exe File created C:\Program Files\1.doc 6176671cb33d4d4d3fa7f5ce0309e013_JaffaCakes118.exe File opened for modification C:\Program Files\regedit.reg 6176671cb33d4d4d3fa7f5ce0309e013_JaffaCakes118.exe File created C:\Program Files\rfusclient.exe 6176671cb33d4d4d3fa7f5ce0309e013_JaffaCakes118.exe File opened for modification C:\Program Files\rutserv.exe 6176671cb33d4d4d3fa7f5ce0309e013_JaffaCakes118.exe File opened for modification C:\Program Files\1.doc 6176671cb33d4d4d3fa7f5ce0309e013_JaffaCakes118.exe File created C:\Program Files\install.bat 6176671cb33d4d4d3fa7f5ce0309e013_JaffaCakes118.exe File opened for modification C:\Program Files\vp8encoder.dll 6176671cb33d4d4d3fa7f5ce0309e013_JaffaCakes118.exe File created C:\Program Files\~$1.doc WINWORD.EXE File opened for modification C:\Program Files\1.doc WINWORD.EXE File opened for modification C:\Program Files\~$1.doc WINWORD.EXE File opened for modification C:\Program Files\install.vbs 6176671cb33d4d4d3fa7f5ce0309e013_JaffaCakes118.exe File created C:\Program Files\regedit.reg 6176671cb33d4d4d3fa7f5ce0309e013_JaffaCakes118.exe File opened for modification C:\Program Files\rfusclient.exe 6176671cb33d4d4d3fa7f5ce0309e013_JaffaCakes118.exe File created C:\Program Files\rutserv.exe 6176671cb33d4d4d3fa7f5ce0309e013_JaffaCakes118.exe File opened for modification C:\Program Files\vp8decoder.dll 6176671cb33d4d4d3fa7f5ce0309e013_JaffaCakes118.exe File created C:\Program Files\__tmp_rar_sfx_access_check_259461018 6176671cb33d4d4d3fa7f5ce0309e013_JaffaCakes118.exe File opened for modification C:\Program Files\install.bat 6176671cb33d4d4d3fa7f5ce0309e013_JaffaCakes118.exe File created C:\Program Files\install.vbs 6176671cb33d4d4d3fa7f5ce0309e013_JaffaCakes118.exe File created C:\Program Files\vp8decoder.dll 6176671cb33d4d4d3fa7f5ce0309e013_JaffaCakes118.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\Debug\WIA\wiatrace.log WINWORD.EXE -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Office loads VBA resources, possible macro or embedded object present
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Delays execution with timeout.exe 1 IoCs
pid Process 2992 timeout.exe -
Kills process with taskkill 2 IoCs
pid Process 2140 taskkill.exe 2648 taskkill.exe -
Runs .reg file with regedit 1 IoCs
pid Process 2812 regedit.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2224 WINWORD.EXE -
Suspicious behavior: EnumeratesProcesses 13 IoCs
pid Process 2676 rutserv.exe 2676 rutserv.exe 2676 rutserv.exe 2676 rutserv.exe 2544 rutserv.exe 2544 rutserv.exe 2080 rutserv.exe 2080 rutserv.exe 2940 rutserv.exe 2940 rutserv.exe 2940 rutserv.exe 2940 rutserv.exe 2856 rfusclient.exe -
Suspicious behavior: SetClipboardViewer 1 IoCs
pid Process 1072 rfusclient.exe -
Suspicious use of AdjustPrivilegeToken 7 IoCs
description pid Process Token: SeDebugPrivilege 2140 taskkill.exe Token: SeDebugPrivilege 2648 taskkill.exe Token: SeDebugPrivilege 2676 rutserv.exe Token: SeDebugPrivilege 2080 rutserv.exe Token: SeTakeOwnershipPrivilege 2940 rutserv.exe Token: SeTcbPrivilege 2940 rutserv.exe Token: SeTcbPrivilege 2940 rutserv.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 2676 rutserv.exe 2544 rutserv.exe 2080 rutserv.exe 2940 rutserv.exe 2224 WINWORD.EXE 2224 WINWORD.EXE -
Suspicious use of WriteProcessMemory 63 IoCs
description pid Process procid_target PID 1688 wrote to memory of 3056 1688 6176671cb33d4d4d3fa7f5ce0309e013_JaffaCakes118.exe 30 PID 1688 wrote to memory of 3056 1688 6176671cb33d4d4d3fa7f5ce0309e013_JaffaCakes118.exe 30 PID 1688 wrote to memory of 3056 1688 6176671cb33d4d4d3fa7f5ce0309e013_JaffaCakes118.exe 30 PID 1688 wrote to memory of 3056 1688 6176671cb33d4d4d3fa7f5ce0309e013_JaffaCakes118.exe 30 PID 3056 wrote to memory of 2208 3056 WScript.exe 31 PID 3056 wrote to memory of 2208 3056 WScript.exe 31 PID 3056 wrote to memory of 2208 3056 WScript.exe 31 PID 3056 wrote to memory of 2208 3056 WScript.exe 31 PID 3056 wrote to memory of 2208 3056 WScript.exe 31 PID 3056 wrote to memory of 2208 3056 WScript.exe 31 PID 3056 wrote to memory of 2208 3056 WScript.exe 31 PID 2208 wrote to memory of 2140 2208 cmd.exe 33 PID 2208 wrote to memory of 2140 2208 cmd.exe 33 PID 2208 wrote to memory of 2140 2208 cmd.exe 33 PID 2208 wrote to memory of 2140 2208 cmd.exe 33 PID 2208 wrote to memory of 2648 2208 cmd.exe 35 PID 2208 wrote to memory of 2648 2208 cmd.exe 35 PID 2208 wrote to memory of 2648 2208 cmd.exe 35 PID 2208 wrote to memory of 2648 2208 cmd.exe 35 PID 2208 wrote to memory of 2636 2208 cmd.exe 36 PID 2208 wrote to memory of 2636 2208 cmd.exe 36 PID 2208 wrote to memory of 2636 2208 cmd.exe 36 PID 2208 wrote to memory of 2636 2208 cmd.exe 36 PID 2208 wrote to memory of 2812 2208 cmd.exe 37 PID 2208 wrote to memory of 2812 2208 cmd.exe 37 PID 2208 wrote to memory of 2812 2208 cmd.exe 37 PID 2208 wrote to memory of 2812 2208 cmd.exe 37 PID 2208 wrote to memory of 2992 2208 cmd.exe 38 PID 2208 wrote to memory of 2992 2208 cmd.exe 38 PID 2208 wrote to memory of 2992 2208 cmd.exe 38 PID 2208 wrote to memory of 2992 2208 cmd.exe 38 PID 2208 wrote to memory of 2676 2208 cmd.exe 39 PID 2208 wrote to memory of 2676 2208 cmd.exe 39 PID 2208 wrote to memory of 2676 2208 cmd.exe 39 PID 2208 wrote to memory of 2676 2208 cmd.exe 39 PID 2208 wrote to memory of 2544 2208 cmd.exe 40 PID 2208 wrote to memory of 2544 2208 cmd.exe 40 PID 2208 wrote to memory of 2544 2208 cmd.exe 40 PID 2208 wrote to memory of 2544 2208 cmd.exe 40 PID 2208 wrote to memory of 2080 2208 cmd.exe 41 PID 2208 wrote to memory of 2080 2208 cmd.exe 41 PID 2208 wrote to memory of 2080 2208 cmd.exe 41 PID 2208 wrote to memory of 2080 2208 cmd.exe 41 PID 2940 wrote to memory of 2856 2940 rutserv.exe 43 PID 2940 wrote to memory of 2856 2940 rutserv.exe 43 PID 2940 wrote to memory of 2856 2940 rutserv.exe 43 PID 2940 wrote to memory of 2856 2940 rutserv.exe 43 PID 2940 wrote to memory of 2972 2940 rutserv.exe 44 PID 2940 wrote to memory of 2972 2940 rutserv.exe 44 PID 2940 wrote to memory of 2972 2940 rutserv.exe 44 PID 2940 wrote to memory of 2972 2940 rutserv.exe 44 PID 2856 wrote to memory of 1072 2856 rfusclient.exe 45 PID 2856 wrote to memory of 1072 2856 rfusclient.exe 45 PID 2856 wrote to memory of 1072 2856 rfusclient.exe 45 PID 2856 wrote to memory of 1072 2856 rfusclient.exe 45 PID 2208 wrote to memory of 2224 2208 cmd.exe 46 PID 2208 wrote to memory of 2224 2208 cmd.exe 46 PID 2208 wrote to memory of 2224 2208 cmd.exe 46 PID 2208 wrote to memory of 2224 2208 cmd.exe 46 PID 2224 wrote to memory of 1320 2224 WINWORD.EXE 47 PID 2224 wrote to memory of 1320 2224 WINWORD.EXE 47 PID 2224 wrote to memory of 1320 2224 WINWORD.EXE 47 PID 2224 wrote to memory of 1320 2224 WINWORD.EXE 47
Processes
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C:\Users\Admin\AppData\Local\Temp\6176671cb33d4d4d3fa7f5ce0309e013_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\6176671cb33d4d4d3fa7f5ce0309e013_JaffaCakes118.exe"1⤵
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1688 -
C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Program Files\install.vbs"2⤵
- Suspicious use of WriteProcessMemory
PID:3056 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Program Files\install.bat" "3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2208 -
C:\Windows\SysWOW64\taskkill.exetaskkill /f /im rutserv.exe4⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2140
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im rfusclient.exe4⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2648
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C:\Windows\SysWOW64\reg.exereg delete "HKLM\SYSTEM\Remote Manipulator System" /f4⤵PID:2636
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C:\Windows\SysWOW64\regedit.exeregedit /s "regedit.reg"4⤵
- Runs .reg file with regedit
PID:2812
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C:\Windows\SysWOW64\timeout.exetimeout 24⤵
- Delays execution with timeout.exe
PID:2992
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C:\Program Files\rutserv.exerutserv.exe /silentinstall4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2676
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C:\Program Files\rutserv.exerutserv.exe /firewall4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2544
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C:\Program Files\rutserv.exerutserv.exe /start4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2080
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C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Program Files\1.doc"4⤵
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2224 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122885⤵PID:1320
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C:\Program Files\rutserv.exe"C:\Program Files\rutserv.exe"1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2940 -
C:\Program Files\rfusclient.exe"C:\Program Files\rfusclient.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2856 -
C:\Program Files\rfusclient.exe"C:\Program Files\rfusclient.exe" /tray3⤵
- Executes dropped EXE
- Suspicious behavior: SetClipboardViewer
PID:1072
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C:\Program Files\rfusclient.exe"C:\Program Files\rfusclient.exe" /tray2⤵
- Executes dropped EXE
PID:2972
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
49KB
MD52d17816c1b66dd964511796c037045e5
SHA14f7199f48ed081de8a904a77ed73c65f35d15bf9
SHA2569585e54a4d46e70491c8098d9abeaeb470a12a2a45e1bfd00100d28d79df61c4
SHA5120b0c21f94ae6d4f7687a7e1fc92e182abd39da807f4465c22830d0a9425731d603c790d85481d3fbc4d6cfd34a2bb899adf02b30f30bfb0ad9bc031b51fe37be
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Filesize
304B
MD573e89f8df08e778feca688998addfec4
SHA1a715a2dba5412da8bfd17ccff4cf931822463085
SHA2560506dec7ee56d3e967dba45fa02e410a9c79530878244c2b23e6599ec7ff6bfd
SHA512a93d30718fefc5b2dcf17f16b599f03f91fb7e8e99d9a2a7986d6138755866772446cd1c287b85c849b5505735f1d924aff534e5857a8a79e157c237f98892d2
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Filesize
117B
MD565fc32766a238ff3e95984e325357dbb
SHA13ac16a2648410be8aa75f3e2817fbf69bb0e8922
SHA256a7b067e9e4d44efe579c7cdb1e847d61af2323d3d73c6fffb22e178ae476f420
SHA512621e81fc2d0f9dd92413481864638a140bee94c7dbd31f944826b21bd6ad6b8a59e63de9f7f0025cffc0efb7f9975dde77f523510ee23ada62c152a63a22f608
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Filesize
11KB
MD51af884daf80a198ffbf15c9b8dfc6c22
SHA12e739eaf745589120d7ab7cc84620dbd23c6bc34
SHA256cd8c505eb4871be9ed511d2d3edfc0da66a6c539c64179628a491168054daf8c
SHA512925c854ea40c890e49cbcf77a41ce6eadf81dc05f8256bbf34860ba00c29b26fa6a5deaf9431f0b6d9639fcae557f634b0ceb7e0d5b7c552095121328e31b9dc
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Filesize
1.5MB
MD5b8667a1e84567fcf7821bcefb6a444af
SHA19c1f91fe77ad357c8f81205d65c9067a270d61f0
SHA256dc9d875e659421a51addd8e8a362c926369e84320ab0c5d8bbb1e4d12d372fc9
SHA512ec6af663a3b41719d684f04504746f91196105ef6f8baa013b4bd02df6684eca49049d5517691f8e3a4ba6351fe35545a27f728b1d29d949e950d574a012f852
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Filesize
1.7MB
MD537a8802017a212bb7f5255abc7857969
SHA1cb10c0d343c54538d12db8ed664d0a1fa35b6109
SHA2561699b9b4fc1724f9b0918b57ca58c453829a3935efd89bd4e9fa66b5e9f2b8a6
SHA5124e20141da8ea4499daf8be5cc41b664dc4229e9575765caf6dc5873d8d0a09f9e200988e1404e767d0415005876a4cf38d5737bd3e1b2c12c4a8fb28adb4f0a0
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Filesize
155KB
MD588318158527985702f61d169434a4940
SHA13cc751ba256b5727eb0713aad6f554ff1e7bca57
SHA2564c04d7968a9fe9d9258968d3a722263334bbf5f8af972f206a71f17fa293aa74
SHA5125d88562b6c6d2a5b14390512712819238cd838914f7c48a27f017827cb9b825c24ff05a30333427acec93cd836e8f04158b86d17e6ac3dd62c55b2e2ff4e2aff
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Filesize
593KB
MD56298c0af3d1d563834a218a9cc9f54bd
SHA10185cd591e454ed072e5a5077b25c612f6849dc9
SHA25681af82019d9f45a697a8ca1788f2c5c0205af9892efd94879dedf4bc06db4172
SHA512389d89053689537cdb582c0e8a7951a84549f0c36484db4346c31bdbe7cb93141f6a354069eb13e550297dc8ec35cd6899746e0c16abc876a0fe542cc450fffe
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Filesize
19KB
MD5279073bb95d8d81f49e8bf3663220c58
SHA1d39fa3dac5e9a00ca4eddde6399c52102d816451
SHA256f7700f50abd1201b67797acca4b032f27109996db93e4a2b56e4a4dcfaa20dc3
SHA5129f6ebbf6d1c6597211a9deff33aa42f141f4880e55c34a02559aee6ed16a3057b5d5187aefa759176d2d8b94263d5547fbf8fef705d0db45847f075029a8d39c