cc7f1cc2bee72276860e589594ef58f6f67e028f6938dd7e02e9d62925c45ebf

General

Target

cc7f1cc2bee72276860e589594ef58f6f67e028f6938dd7e02e9d62925c45ebf.exe
Size

180KB
MD5

f3de311c525513ef2e247fa26a4f6eab
SHA1

47098999f0e93c4e09bab2addc8d42db47ddd215
SHA256

cc7f1cc2bee72276860e589594ef58f6f67e028f6938dd7e02e9d62925c45ebf
SHA512

b06f27666769377d69b18df6cd023468b376ab373eb6877a759ec2cba677ee2aa6b9836520f5a94122610a6ba31f1adc5b00a2ae155b3e2306d83c74cf2f7463
SSDEEP

3072:mzQQblHP59vyraIA6ZmtJrUXpxvrwVYDNVwlqC6zgyxV0qJ:m0QJHaOIA6ZMQHwVYDwlT6z/x1

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1340	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\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both"	cc7f1cc2bee72276860e589594ef58f6f67e028f6938dd7e02e9d62925c45ebf.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."	cc7f1cc2bee72276860e589594ef58f6f67e028f6938dd7e02e9d62925c45ebf.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5839FCA9-774D-42A1-ACDA-D6A79037F57F}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-18\\$f545a6cb63874d75375b4ac5befd06b3\\n."	cc7f1cc2bee72276860e589594ef58f6f67e028f6938dd7e02e9d62925c45ebf.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32	cc7f1cc2bee72276860e589594ef58f6f67e028f6938dd7e02e9d62925c45ebf.exe

Deletes itself 1 IoCs

pid	Process
1116	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 1476 set thread context of 1116	1476	cc7f1cc2bee72276860e589594ef58f6f67e028f6938dd7e02e9d62925c45ebf.exe	27

Modifies registry class 6 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\clsid	cc7f1cc2bee72276860e589594ef58f6f67e028f6938dd7e02e9d62925c45ebf.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}	cc7f1cc2bee72276860e589594ef58f6f67e028f6938dd7e02e9d62925c45ebf.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32	cc7f1cc2bee72276860e589594ef58f6f67e028f6938dd7e02e9d62925c45ebf.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both"	cc7f1cc2bee72276860e589594ef58f6f67e028f6938dd7e02e9d62925c45ebf.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."	cc7f1cc2bee72276860e589594ef58f6f67e028f6938dd7e02e9d62925c45ebf.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5839FCA9-774D-42A1-ACDA-D6A79037F57F}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-18\\$f545a6cb63874d75375b4ac5befd06b3\\n."	cc7f1cc2bee72276860e589594ef58f6f67e028f6938dd7e02e9d62925c45ebf.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
1476	cc7f1cc2bee72276860e589594ef58f6f67e028f6938dd7e02e9d62925c45ebf.exe
1476	cc7f1cc2bee72276860e589594ef58f6f67e028f6938dd7e02e9d62925c45ebf.exe
1476	cc7f1cc2bee72276860e589594ef58f6f67e028f6938dd7e02e9d62925c45ebf.exe
1476	cc7f1cc2bee72276860e589594ef58f6f67e028f6938dd7e02e9d62925c45ebf.exe
1476	cc7f1cc2bee72276860e589594ef58f6f67e028f6938dd7e02e9d62925c45ebf.exe
1476	cc7f1cc2bee72276860e589594ef58f6f67e028f6938dd7e02e9d62925c45ebf.exe
460	services.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeDebugPrivilege	1476	cc7f1cc2bee72276860e589594ef58f6f67e028f6938dd7e02e9d62925c45ebf.exe
Token: SeDebugPrivilege	1476	cc7f1cc2bee72276860e589594ef58f6f67e028f6938dd7e02e9d62925c45ebf.exe
Token: SeDebugPrivilege	1476	cc7f1cc2bee72276860e589594ef58f6f67e028f6938dd7e02e9d62925c45ebf.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
1340	Explorer.EXE
1340	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1340	Explorer.EXE
1340	Explorer.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1476 wrote to memory of 1340	1476	cc7f1cc2bee72276860e589594ef58f6f67e028f6938dd7e02e9d62925c45ebf.exe	18
PID 1476 wrote to memory of 1340	1476	cc7f1cc2bee72276860e589594ef58f6f67e028f6938dd7e02e9d62925c45ebf.exe	18
PID 1476 wrote to memory of 460	1476	cc7f1cc2bee72276860e589594ef58f6f67e028f6938dd7e02e9d62925c45ebf.exe	2
PID 1476 wrote to memory of 1116	1476	cc7f1cc2bee72276860e589594ef58f6f67e028f6938dd7e02e9d62925c45ebf.exe	27
PID 1476 wrote to memory of 1116	1476	cc7f1cc2bee72276860e589594ef58f6f67e028f6938dd7e02e9d62925c45ebf.exe	27
PID 1476 wrote to memory of 1116	1476	cc7f1cc2bee72276860e589594ef58f6f67e028f6938dd7e02e9d62925c45ebf.exe	27
PID 1476 wrote to memory of 1116	1476	cc7f1cc2bee72276860e589594ef58f6f67e028f6938dd7e02e9d62925c45ebf.exe	27
PID 1476 wrote to memory of 1116	1476	cc7f1cc2bee72276860e589594ef58f6f67e028f6938dd7e02e9d62925c45ebf.exe	27

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:1340
- C:\Users\Admin\AppData\Local\Temp\cc7f1cc2bee72276860e589594ef58f6f67e028f6938dd7e02e9d62925c45ebf.exe
  "C:\Users\Admin\AppData\Local\Temp\cc7f1cc2bee72276860e589594ef58f6f67e028f6938dd7e02e9d62925c45ebf.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:1476
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe"
    3⤵
    - Deletes itself
    PID:1116

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
12d1d1e2eecf65d3e23a38ee6952e2fa

SHA1
c9c6c490b098ecfe19b1579f0ba28df96ac220d3

SHA256
bdb463b825e7f7b8744b731a44530c12d880979f4d179b8db9aeb434a7269e76

SHA512
059ebef05bfb68b4cbfb0b903fc3ef8c993ff21d5c07a34a5b33e12abe60e3ac1f5abaae649554a54ee1835f8ceb1a1da04cda893b975fc9f24f9fdae4e604ae

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/1116-62-0x0000000000000000-mapping.dmp

Download
memory/1476-55-0x0000000000230000-0x0000000000262000-memory.dmp

Filesize
200KB

Download
memory/1476-54-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/1476-61-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/1476-63-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download

Analysis

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