Analysis
-
max time kernel
157s -
max time network
168s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
02-05-2022 17:32
Static task
static1
Behavioral task
behavioral1
Sample
c064d09a297505651165e233a9e2d2334a8d17dc704c04ef1c94c00e9210b5f6.exe
Resource
win7-20220414-en
General
-
Target
c064d09a297505651165e233a9e2d2334a8d17dc704c04ef1c94c00e9210b5f6.exe
-
Size
6.9MB
-
MD5
4d6acaebfb4796437e1d47ed47181077
-
SHA1
3c10a174e0c343cefbeaa5f034d6a83c70143f2c
-
SHA256
c064d09a297505651165e233a9e2d2334a8d17dc704c04ef1c94c00e9210b5f6
-
SHA512
7653185adbf7345a541b5833b4c6cf3906fd1624b7c66c18fb8e1e48e9e8947b87cca07d35b07cb408324c75ab7be292bd79c08a374a22b1fa80ab9fffb590ca
Malware Config
Signatures
-
ACProtect 1.3x - 1.4x DLL software 2 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x00070000000231d0-179.dat acprotect behavioral2/files/0x00060000000231d6-178.dat acprotect -
resource yara_rule behavioral2/files/0x00060000000231d5-149.dat aspack_v212_v242 behavioral2/files/0x00060000000231d5-150.dat aspack_v212_v242 behavioral2/files/0x00060000000231d5-158.dat aspack_v212_v242 behavioral2/files/0x00060000000231d5-166.dat aspack_v212_v242 behavioral2/files/0x00060000000231d5-172.dat aspack_v212_v242 behavioral2/files/0x00060000000231d4-180.dat aspack_v212_v242 behavioral2/files/0x00060000000231d4-184.dat aspack_v212_v242 behavioral2/files/0x00060000000231d4-183.dat aspack_v212_v242 behavioral2/files/0x00060000000231d4-197.dat aspack_v212_v242 -
Executes dropped EXE 9 IoCs
pid Process 4560 Desktop.sfx.exe 4496 Desktop.exe 3240 rutserv.exe 4172 rutserv.exe 1880 rutserv.exe 3996 rutserv.exe 4280 rfusclient.exe 3820 rfusclient.exe 3304 rfusclient.exe -
resource yara_rule behavioral2/files/0x00070000000231d0-179.dat upx behavioral2/files/0x00060000000231d6-178.dat upx -
Checks computer location settings 2 TTPs 4 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\International\Geo\Nation c064d09a297505651165e233a9e2d2334a8d17dc704c04ef1c94c00e9210b5f6.exe Key value queried \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\International\Geo\Nation Desktop.sfx.exe Key value queried \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\International\Geo\Nation Desktop.exe Key value queried \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\International\Geo\Nation WScript.exe -
Drops file in Program Files directory 22 IoCs
description ioc Process File opened for modification C:\Program Files\project1.exe c064d09a297505651165e233a9e2d2334a8d17dc704c04ef1c94c00e9210b5f6.exe File created C:\Program Files\install.vbs Desktop.exe File created C:\Program Files\rfusclient.exe Desktop.exe File opened for modification C:\Program Files\123.bat c064d09a297505651165e233a9e2d2334a8d17dc704c04ef1c94c00e9210b5f6.exe File opened for modification C:\Program Files\Desktop.sfx.exe c064d09a297505651165e233a9e2d2334a8d17dc704c04ef1c94c00e9210b5f6.exe File created C:\Program Files\rutserv.exe Desktop.exe File created C:\Program Files\__tmp_rar_sfx_access_check_240578093 c064d09a297505651165e233a9e2d2334a8d17dc704c04ef1c94c00e9210b5f6.exe File created C:\Program Files\project1.exe c064d09a297505651165e233a9e2d2334a8d17dc704c04ef1c94c00e9210b5f6.exe File created C:\Program Files\__tmp_rar_sfx_access_check_240599390 Desktop.exe File created C:\Program Files\vp8encoder.dll Desktop.exe File created C:\Program Files\install.bat Desktop.exe File opened for modification C:\Program Files\install.bat Desktop.exe File opened for modification C:\Program Files\install.vbs Desktop.exe File opened for modification C:\Program Files\regedit.reg Desktop.exe File created C:\Program Files\Desktop.sfx.exe c064d09a297505651165e233a9e2d2334a8d17dc704c04ef1c94c00e9210b5f6.exe File created C:\Program Files\vp8decoder.dll Desktop.exe File opened for modification C:\Program Files\rfusclient.exe Desktop.exe File opened for modification C:\Program Files\vp8encoder.dll Desktop.exe File created C:\Program Files\regedit.reg Desktop.exe File opened for modification C:\Program Files\rutserv.exe Desktop.exe File opened for modification C:\Program Files\vp8decoder.dll Desktop.exe File created C:\Program Files\123.bat c064d09a297505651165e233a9e2d2334a8d17dc704c04ef1c94c00e9210b5f6.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Delays execution with timeout.exe 1 IoCs
pid Process 5020 timeout.exe -
Kills process with taskkill 2 IoCs
pid Process 1440 taskkill.exe 4652 taskkill.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000_Classes\Local Settings Desktop.exe -
Runs .reg file with regedit 1 IoCs
pid Process 3984 regedit.exe -
Suspicious behavior: EnumeratesProcesses 18 IoCs
pid Process 3240 rutserv.exe 3240 rutserv.exe 3240 rutserv.exe 3240 rutserv.exe 3240 rutserv.exe 3240 rutserv.exe 4172 rutserv.exe 4172 rutserv.exe 1880 rutserv.exe 1880 rutserv.exe 3996 rutserv.exe 3996 rutserv.exe 3996 rutserv.exe 3996 rutserv.exe 3996 rutserv.exe 3996 rutserv.exe 4280 rfusclient.exe 4280 rfusclient.exe -
Suspicious use of AdjustPrivilegeToken 7 IoCs
description pid Process Token: SeDebugPrivilege 1440 taskkill.exe Token: SeDebugPrivilege 4652 taskkill.exe Token: SeDebugPrivilege 3240 rutserv.exe Token: SeDebugPrivilege 1880 rutserv.exe Token: SeTakeOwnershipPrivilege 3996 rutserv.exe Token: SeTcbPrivilege 3996 rutserv.exe Token: SeTcbPrivilege 3996 rutserv.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 3240 rutserv.exe 4172 rutserv.exe 1880 rutserv.exe 3996 rutserv.exe -
Suspicious use of WriteProcessMemory 48 IoCs
description pid Process procid_target PID 352 wrote to memory of 4836 352 c064d09a297505651165e233a9e2d2334a8d17dc704c04ef1c94c00e9210b5f6.exe 83 PID 352 wrote to memory of 4836 352 c064d09a297505651165e233a9e2d2334a8d17dc704c04ef1c94c00e9210b5f6.exe 83 PID 352 wrote to memory of 4836 352 c064d09a297505651165e233a9e2d2334a8d17dc704c04ef1c94c00e9210b5f6.exe 83 PID 4836 wrote to memory of 4560 4836 cmd.exe 86 PID 4836 wrote to memory of 4560 4836 cmd.exe 86 PID 4836 wrote to memory of 4560 4836 cmd.exe 86 PID 4560 wrote to memory of 4496 4560 Desktop.sfx.exe 87 PID 4560 wrote to memory of 4496 4560 Desktop.sfx.exe 87 PID 4560 wrote to memory of 4496 4560 Desktop.sfx.exe 87 PID 4496 wrote to memory of 4316 4496 Desktop.exe 88 PID 4496 wrote to memory of 4316 4496 Desktop.exe 88 PID 4496 wrote to memory of 4316 4496 Desktop.exe 88 PID 4316 wrote to memory of 4772 4316 WScript.exe 89 PID 4316 wrote to memory of 4772 4316 WScript.exe 89 PID 4316 wrote to memory of 4772 4316 WScript.exe 89 PID 4772 wrote to memory of 1440 4772 cmd.exe 91 PID 4772 wrote to memory of 1440 4772 cmd.exe 91 PID 4772 wrote to memory of 1440 4772 cmd.exe 91 PID 4772 wrote to memory of 4652 4772 cmd.exe 92 PID 4772 wrote to memory of 4652 4772 cmd.exe 92 PID 4772 wrote to memory of 4652 4772 cmd.exe 92 PID 4772 wrote to memory of 64 4772 cmd.exe 93 PID 4772 wrote to memory of 64 4772 cmd.exe 93 PID 4772 wrote to memory of 64 4772 cmd.exe 93 PID 4772 wrote to memory of 3984 4772 cmd.exe 94 PID 4772 wrote to memory of 3984 4772 cmd.exe 94 PID 4772 wrote to memory of 3984 4772 cmd.exe 94 PID 4772 wrote to memory of 5020 4772 cmd.exe 95 PID 4772 wrote to memory of 5020 4772 cmd.exe 95 PID 4772 wrote to memory of 5020 4772 cmd.exe 95 PID 4772 wrote to memory of 3240 4772 cmd.exe 96 PID 4772 wrote to memory of 3240 4772 cmd.exe 96 PID 4772 wrote to memory of 3240 4772 cmd.exe 96 PID 4772 wrote to memory of 4172 4772 cmd.exe 97 PID 4772 wrote to memory of 4172 4772 cmd.exe 97 PID 4772 wrote to memory of 4172 4772 cmd.exe 97 PID 4772 wrote to memory of 1880 4772 cmd.exe 98 PID 4772 wrote to memory of 1880 4772 cmd.exe 98 PID 4772 wrote to memory of 1880 4772 cmd.exe 98 PID 3996 wrote to memory of 4280 3996 rutserv.exe 101 PID 3996 wrote to memory of 4280 3996 rutserv.exe 101 PID 3996 wrote to memory of 4280 3996 rutserv.exe 101 PID 3996 wrote to memory of 3820 3996 rutserv.exe 100 PID 3996 wrote to memory of 3820 3996 rutserv.exe 100 PID 3996 wrote to memory of 3820 3996 rutserv.exe 100 PID 4280 wrote to memory of 3304 4280 rfusclient.exe 102 PID 4280 wrote to memory of 3304 4280 rfusclient.exe 102 PID 4280 wrote to memory of 3304 4280 rfusclient.exe 102
Processes
-
C:\Users\Admin\AppData\Local\Temp\c064d09a297505651165e233a9e2d2334a8d17dc704c04ef1c94c00e9210b5f6.exe"C:\Users\Admin\AppData\Local\Temp\c064d09a297505651165e233a9e2d2334a8d17dc704c04ef1c94c00e9210b5f6.exe"1⤵
- Checks computer location settings
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:352 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\program files\123.bat" "2⤵
- Suspicious use of WriteProcessMemory
PID:4836 -
\??\c:\program files\Desktop.sfx.exeDesktop.sfx.exe -p123 -dc:\program files3⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4560 -
C:\program\Desktop.exe"C:\program\Desktop.exe"4⤵
- Executes dropped EXE
- Checks computer location settings
- Drops file in Program Files directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4496 -
C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\program files\install.vbs"5⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4316 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Program Files\install.bat" "6⤵
- Suspicious use of WriteProcessMemory
PID:4772 -
C:\Windows\SysWOW64\taskkill.exetaskkill /f /im rutserv.exe7⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1440
-
-
C:\Windows\SysWOW64\taskkill.exetaskkill /f /im rfusclient.exe7⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4652
-
-
C:\Windows\SysWOW64\reg.exereg delete "HKLM\SYSTEM\Remote Manipulator System" /f7⤵PID:64
-
-
C:\Windows\SysWOW64\regedit.exeregedit /s "regedit.reg"7⤵
- Runs .reg file with regedit
PID:3984
-
-
C:\Windows\SysWOW64\timeout.exetimeout 27⤵
- Delays execution with timeout.exe
PID:5020
-
-
\??\c:\program files\rutserv.exerutserv.exe /silentinstall7⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3240
-
-
\??\c:\program files\rutserv.exerutserv.exe /firewall7⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:4172
-
-
\??\c:\program files\rutserv.exerutserv.exe /start7⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1880
-
-
-
-
-
-
-
\??\c:\program files\rutserv.exe"c:\program files\rutserv.exe"1⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3996 -
\??\c:\program files\rfusclient.exe"c:\program files\rfusclient.exe" /tray2⤵
- Executes dropped EXE
PID:3820
-
-
\??\c:\program files\rfusclient.exe"c:\program files\rfusclient.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4280 -
\??\c:\program files\rfusclient.exe"c:\program files\rfusclient.exe" /tray3⤵
- Executes dropped EXE
PID:3304
-
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
4.1MB
MD52d157e473a83bed3e9d3eb1ab6c75514
SHA1a7adbb33ed69508fd976f952ccc79d2682e17546
SHA2565629fd7964bd330b70489beef86f61e46a238b6acad1ca9c4ec2a69ed85c24b8
SHA512f11970a4676525bae9765b37e34ce8a8a35631b65f90a7d706b32f35a4c11354844a09e9bd5e296f4b51abe6704375ff2940845c49000775a08530e6038bd5de
-
Filesize
290B
MD59dc2286281a11ee72985dd2041a58ee3
SHA1de55198aa0f697ed77e98e3e61deb4cb70ba3b03
SHA25667f0f1704add831bd00a4977a185a2c97198cc4b3299233f62c3a0820716268a
SHA512ce4443ec8482cdce28bae0169b0d7df688190a596b914df0bbf62ae2598312c9bfc703ffd2d9b6c548e170bf4cb60cef9d4f9494b0e6391cd8cf6d45affa05f6
-
Filesize
1.5MB
MD5b8667a1e84567fcf7821bcefb6a444af
SHA19c1f91fe77ad357c8f81205d65c9067a270d61f0
SHA256dc9d875e659421a51addd8e8a362c926369e84320ab0c5d8bbb1e4d12d372fc9
SHA512ec6af663a3b41719d684f04504746f91196105ef6f8baa013b4bd02df6684eca49049d5517691f8e3a4ba6351fe35545a27f728b1d29d949e950d574a012f852
-
Filesize
1.5MB
MD5b8667a1e84567fcf7821bcefb6a444af
SHA19c1f91fe77ad357c8f81205d65c9067a270d61f0
SHA256dc9d875e659421a51addd8e8a362c926369e84320ab0c5d8bbb1e4d12d372fc9
SHA512ec6af663a3b41719d684f04504746f91196105ef6f8baa013b4bd02df6684eca49049d5517691f8e3a4ba6351fe35545a27f728b1d29d949e950d574a012f852
-
Filesize
1.5MB
MD5b8667a1e84567fcf7821bcefb6a444af
SHA19c1f91fe77ad357c8f81205d65c9067a270d61f0
SHA256dc9d875e659421a51addd8e8a362c926369e84320ab0c5d8bbb1e4d12d372fc9
SHA512ec6af663a3b41719d684f04504746f91196105ef6f8baa013b4bd02df6684eca49049d5517691f8e3a4ba6351fe35545a27f728b1d29d949e950d574a012f852
-
Filesize
1.7MB
MD537a8802017a212bb7f5255abc7857969
SHA1cb10c0d343c54538d12db8ed664d0a1fa35b6109
SHA2561699b9b4fc1724f9b0918b57ca58c453829a3935efd89bd4e9fa66b5e9f2b8a6
SHA5124e20141da8ea4499daf8be5cc41b664dc4229e9575765caf6dc5873d8d0a09f9e200988e1404e767d0415005876a4cf38d5737bd3e1b2c12c4a8fb28adb4f0a0
-
Filesize
1.7MB
MD537a8802017a212bb7f5255abc7857969
SHA1cb10c0d343c54538d12db8ed664d0a1fa35b6109
SHA2561699b9b4fc1724f9b0918b57ca58c453829a3935efd89bd4e9fa66b5e9f2b8a6
SHA5124e20141da8ea4499daf8be5cc41b664dc4229e9575765caf6dc5873d8d0a09f9e200988e1404e767d0415005876a4cf38d5737bd3e1b2c12c4a8fb28adb4f0a0
-
Filesize
1.7MB
MD537a8802017a212bb7f5255abc7857969
SHA1cb10c0d343c54538d12db8ed664d0a1fa35b6109
SHA2561699b9b4fc1724f9b0918b57ca58c453829a3935efd89bd4e9fa66b5e9f2b8a6
SHA5124e20141da8ea4499daf8be5cc41b664dc4229e9575765caf6dc5873d8d0a09f9e200988e1404e767d0415005876a4cf38d5737bd3e1b2c12c4a8fb28adb4f0a0
-
Filesize
1.7MB
MD537a8802017a212bb7f5255abc7857969
SHA1cb10c0d343c54538d12db8ed664d0a1fa35b6109
SHA2561699b9b4fc1724f9b0918b57ca58c453829a3935efd89bd4e9fa66b5e9f2b8a6
SHA5124e20141da8ea4499daf8be5cc41b664dc4229e9575765caf6dc5873d8d0a09f9e200988e1404e767d0415005876a4cf38d5737bd3e1b2c12c4a8fb28adb4f0a0
-
Filesize
40B
MD58dd9210e4db90cd9d000bed7267de41f
SHA1828588108c3644d38013c14d9dd19a4dca549c7d
SHA256905791935230dacf500e391360e38b00ce4b83c43fa06e219e1dad93d6a5b35a
SHA512aeaafa120748b76939656914e6e562a75050a96cc829ab0e2c441289ebc888b95727633c6084130a12f954e428346e87c8985d4a505445cfce8512656a848122
-
Filesize
117B
MD565fc32766a238ff3e95984e325357dbb
SHA13ac16a2648410be8aa75f3e2817fbf69bb0e8922
SHA256a7b067e9e4d44efe579c7cdb1e847d61af2323d3d73c6fffb22e178ae476f420
SHA512621e81fc2d0f9dd92413481864638a140bee94c7dbd31f944826b21bd6ad6b8a59e63de9f7f0025cffc0efb7f9975dde77f523510ee23ada62c152a63a22f608
-
Filesize
4.0MB
MD5c602e5b792efc7997c3eb86acdbc491f
SHA128fb12f0a5e4aa951d3bd804ace9a1166b257655
SHA256bd6b46818c154e40219779392e7250639df85b5a17a6b93f49d5ee8f135ffb40
SHA5126f03e6c7d25964736b795908014874f638000f81530cf5ee52ca0fad0832c055e6b4043278e5e23e0caf8fd1e6659637d420ec928eee8082160bdaab272405a7
-
Filesize
4.0MB
MD5c602e5b792efc7997c3eb86acdbc491f
SHA128fb12f0a5e4aa951d3bd804ace9a1166b257655
SHA256bd6b46818c154e40219779392e7250639df85b5a17a6b93f49d5ee8f135ffb40
SHA5126f03e6c7d25964736b795908014874f638000f81530cf5ee52ca0fad0832c055e6b4043278e5e23e0caf8fd1e6659637d420ec928eee8082160bdaab272405a7
-
Filesize
4.1MB
MD52d157e473a83bed3e9d3eb1ab6c75514
SHA1a7adbb33ed69508fd976f952ccc79d2682e17546
SHA2565629fd7964bd330b70489beef86f61e46a238b6acad1ca9c4ec2a69ed85c24b8
SHA512f11970a4676525bae9765b37e34ce8a8a35631b65f90a7d706b32f35a4c11354844a09e9bd5e296f4b51abe6704375ff2940845c49000775a08530e6038bd5de
-
Filesize
11KB
MD548efeb8d380ed44fc66e11ef5beaa634
SHA1c613021b079298b17ddc3bfe39bc47fac00a2b22
SHA256428b84bf045208753d81b18cc5d14f103bb9c6001d2a4922f820a422f3413d8f
SHA512d24f99fea66585278d05a8f8687b64507b29082584380a527e2eb0cafe081ed6a10664e70b88c264abf82be89935c792c5daba5bebf35e64504b5d0bcfd843cd
-
Filesize
1.5MB
MD5b8667a1e84567fcf7821bcefb6a444af
SHA19c1f91fe77ad357c8f81205d65c9067a270d61f0
SHA256dc9d875e659421a51addd8e8a362c926369e84320ab0c5d8bbb1e4d12d372fc9
SHA512ec6af663a3b41719d684f04504746f91196105ef6f8baa013b4bd02df6684eca49049d5517691f8e3a4ba6351fe35545a27f728b1d29d949e950d574a012f852
-
Filesize
1.7MB
MD537a8802017a212bb7f5255abc7857969
SHA1cb10c0d343c54538d12db8ed664d0a1fa35b6109
SHA2561699b9b4fc1724f9b0918b57ca58c453829a3935efd89bd4e9fa66b5e9f2b8a6
SHA5124e20141da8ea4499daf8be5cc41b664dc4229e9575765caf6dc5873d8d0a09f9e200988e1404e767d0415005876a4cf38d5737bd3e1b2c12c4a8fb28adb4f0a0
-
Filesize
155KB
MD588318158527985702f61d169434a4940
SHA13cc751ba256b5727eb0713aad6f554ff1e7bca57
SHA2564c04d7968a9fe9d9258968d3a722263334bbf5f8af972f206a71f17fa293aa74
SHA5125d88562b6c6d2a5b14390512712819238cd838914f7c48a27f017827cb9b825c24ff05a30333427acec93cd836e8f04158b86d17e6ac3dd62c55b2e2ff4e2aff
-
Filesize
593KB
MD56298c0af3d1d563834a218a9cc9f54bd
SHA10185cd591e454ed072e5a5077b25c612f6849dc9
SHA25681af82019d9f45a697a8ca1788f2c5c0205af9892efd94879dedf4bc06db4172
SHA512389d89053689537cdb582c0e8a7951a84549f0c36484db4346c31bdbe7cb93141f6a354069eb13e550297dc8ec35cd6899746e0c16abc876a0fe542cc450fffe