7cfab5299b7f6362151a7eab77102d7abc2f6c9d85773004103f546b93af9a78

General

Target

7cfab5299b7f6362151a7eab77102d7abc2f6c9d85773004103f546b93af9a78.exe
Size

181KB
MD5

635225e40d1ab681b657b5e21dd23f32
SHA1

6c2ea698bdfb75d8c976a204d9dbafd7487eee93
SHA256

7cfab5299b7f6362151a7eab77102d7abc2f6c9d85773004103f546b93af9a78
SHA512

fc77ed1546df1ddf4e13d892f54d7f0acf7dca15ee62a9e25ab1694f53eaaab3e954780b060c61c960b066db0a46f5ba77c83f941ff2b9ccf929258a162d1dd8
SSDEEP

3072:Q9lHbd/xC9lcdk7VrveYRsYNqDrZCG5GUrKBq4YsPmSq5sCsP6kEt9ofCESsRRcE:Qfbd/xC9r73WogrZ95GUrAq4LatYVBSY

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1352	Explorer.EXE
460	services.exe

Registers COM server for autorun 1 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5839FCA9-774D-42A1-ACDA-D6A79037F57F}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-18\\$f545a6cb63874d75375b4ac5befd06b3\\n."	7cfab5299b7f6362151a7eab77102d7abc2f6c9d85773004103f546b93af9a78.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32	7cfab5299b7f6362151a7eab77102d7abc2f6c9d85773004103f546b93af9a78.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both"	7cfab5299b7f6362151a7eab77102d7abc2f6c9d85773004103f546b93af9a78.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-21-999675638-2867687379-27515722-1000\\$f545a6cb63874d75375b4ac5befd06b3\\n."	7cfab5299b7f6362151a7eab77102d7abc2f6c9d85773004103f546b93af9a78.exe

Deletes itself 1 IoCs

pid	Process
1944	cmd.exe

Unexpected DNS network traffic destination 9 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

description	ioc
Destination IP	83.133.123.20
Destination IP	83.133.123.20
Destination IP	83.133.123.20
Destination IP	83.133.123.20
Destination IP	83.133.123.20
Destination IP	83.133.123.20
Destination IP	83.133.123.20
Destination IP	83.133.123.20
Destination IP	83.133.123.20

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File created	\systemroot\assembly\GAC_64\Desktop.ini	services.exe
File created	\systemroot\assembly\GAC_32\Desktop.ini	services.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1160 set thread context of 1944	1160	7cfab5299b7f6362151a7eab77102d7abc2f6c9d85773004103f546b93af9a78.exe	26

Modifies registry class 6 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\clsid	7cfab5299b7f6362151a7eab77102d7abc2f6c9d85773004103f546b93af9a78.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}	7cfab5299b7f6362151a7eab77102d7abc2f6c9d85773004103f546b93af9a78.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32	7cfab5299b7f6362151a7eab77102d7abc2f6c9d85773004103f546b93af9a78.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both"	7cfab5299b7f6362151a7eab77102d7abc2f6c9d85773004103f546b93af9a78.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-21-999675638-2867687379-27515722-1000\\$f545a6cb63874d75375b4ac5befd06b3\\n."	7cfab5299b7f6362151a7eab77102d7abc2f6c9d85773004103f546b93af9a78.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5839FCA9-774D-42A1-ACDA-D6A79037F57F}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-18\\$f545a6cb63874d75375b4ac5befd06b3\\n."	7cfab5299b7f6362151a7eab77102d7abc2f6c9d85773004103f546b93af9a78.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
1160	7cfab5299b7f6362151a7eab77102d7abc2f6c9d85773004103f546b93af9a78.exe
1160	7cfab5299b7f6362151a7eab77102d7abc2f6c9d85773004103f546b93af9a78.exe
1160	7cfab5299b7f6362151a7eab77102d7abc2f6c9d85773004103f546b93af9a78.exe
1160	7cfab5299b7f6362151a7eab77102d7abc2f6c9d85773004103f546b93af9a78.exe
1160	7cfab5299b7f6362151a7eab77102d7abc2f6c9d85773004103f546b93af9a78.exe
1160	7cfab5299b7f6362151a7eab77102d7abc2f6c9d85773004103f546b93af9a78.exe
460	services.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeDebugPrivilege	1160	7cfab5299b7f6362151a7eab77102d7abc2f6c9d85773004103f546b93af9a78.exe
Token: SeDebugPrivilege	1160	7cfab5299b7f6362151a7eab77102d7abc2f6c9d85773004103f546b93af9a78.exe
Token: SeDebugPrivilege	1160	7cfab5299b7f6362151a7eab77102d7abc2f6c9d85773004103f546b93af9a78.exe
Token: SeDebugPrivilege	460	services.exe
Token: SeBackupPrivilege	460	services.exe
Token: SeRestorePrivilege	460	services.exe
Token: SeSecurityPrivilege	460	services.exe
Token: SeTakeOwnershipPrivilege	460	services.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1352	Explorer.EXE
1352	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1352	Explorer.EXE
1352	Explorer.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1160 wrote to memory of 1352	1160	7cfab5299b7f6362151a7eab77102d7abc2f6c9d85773004103f546b93af9a78.exe	16
PID 1160 wrote to memory of 1352	1160	7cfab5299b7f6362151a7eab77102d7abc2f6c9d85773004103f546b93af9a78.exe	16
PID 1160 wrote to memory of 460	1160	7cfab5299b7f6362151a7eab77102d7abc2f6c9d85773004103f546b93af9a78.exe	2
PID 1160 wrote to memory of 1944	1160	7cfab5299b7f6362151a7eab77102d7abc2f6c9d85773004103f546b93af9a78.exe	26
PID 1160 wrote to memory of 1944	1160	7cfab5299b7f6362151a7eab77102d7abc2f6c9d85773004103f546b93af9a78.exe	26
PID 1160 wrote to memory of 1944	1160	7cfab5299b7f6362151a7eab77102d7abc2f6c9d85773004103f546b93af9a78.exe	26
PID 1160 wrote to memory of 1944	1160	7cfab5299b7f6362151a7eab77102d7abc2f6c9d85773004103f546b93af9a78.exe	26
PID 1160 wrote to memory of 1944	1160	7cfab5299b7f6362151a7eab77102d7abc2f6c9d85773004103f546b93af9a78.exe	26

C:\Windows\system32\services.exe
C:\Windows\system32\services.exe
1⤵
- Executes dropped EXE
- Drops desktop.ini file(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:460

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Executes dropped EXE
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1352
- C:\Users\Admin\AppData\Local\Temp\7cfab5299b7f6362151a7eab77102d7abc2f6c9d85773004103f546b93af9a78.exe
  "C:\Users\Admin\AppData\Local\Temp\7cfab5299b7f6362151a7eab77102d7abc2f6c9d85773004103f546b93af9a78.exe"
  2⤵
  - Registers COM server for autorun
  - Suspicious use of SetThreadContext
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1160
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe"
    3⤵
    - Deletes itself
    PID:1944

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\$Recycle.Bin\S-1-5-18\$f545a6cb63874d75375b4ac5befd06b3\@

Filesize
2KB

MD5
e3e44defdb192192a072360fff4245f1

SHA1
9a8c4106f56194ab0bcab34e81650e30f7e27237

SHA256
4900eafcf78078480ba3e2157fda9d2d2d3d9d7b94ebf536d429190bc9f8495c

SHA512
04d5869a2859429c1183d8768e5e651e2651c8804f7889dac4fefc3e19c68fd7078b61c3fa7fde014e13e576135fabe06c06349db26270b3dc994ec6fcf79163

Download Submit
C:\$Recycle.Bin\S-1-5-18\$f545a6cb63874d75375b4ac5befd06b3\n

Filesize
41KB

MD5
fb4e3236959152a057bc6b7603c538ef

SHA1
b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

SHA256
8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

SHA512
993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

Download Submit
C:\$Recycle.Bin\S-1-5-21-999675638-2867687379-27515722-1000\$f545a6cb63874d75375b4ac5befd06b3\n

Filesize
41KB

MD5
fb4e3236959152a057bc6b7603c538ef

SHA1
b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

SHA256
8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

SHA512
993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

Download Submit
\$Recycle.Bin\S-1-5-18\$f545a6cb63874d75375b4ac5befd06b3\n

Filesize
41KB

MD5
fb4e3236959152a057bc6b7603c538ef

SHA1
b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

SHA256
8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

SHA512
993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

Download Submit
\$Recycle.Bin\S-1-5-21-999675638-2867687379-27515722-1000\$f545a6cb63874d75375b4ac5befd06b3\n

Filesize
41KB

MD5
fb4e3236959152a057bc6b7603c538ef

SHA1
b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

SHA256
8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

SHA512
993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

Download Submit
memory/1160-54-0x0000000075A91000-0x0000000075A93000-memory.dmp

Filesize
8KB

Download
memory/1160-56-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/1160-58-0x00000000005D0000-0x0000000000602000-memory.dmp

Filesize
200KB

Download
memory/1160-63-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download

Analysis

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