100795b11f351f589fe795ea4539948b487a0ac69630fd32b6f847c071a74fb3

General

Target

100795b11f351f589fe795ea4539948b487a0ac69630fd32b6f847c071a74fb3.exe
Size

156KB
MD5

6820d7cf55c1a44896421b4b33b886f0
SHA1

9e05299c85f78c316f0a98cf8106879d5fee6768
SHA256

100795b11f351f589fe795ea4539948b487a0ac69630fd32b6f847c071a74fb3
SHA512

5f2398cca3b26b788acabc40f686768a5de41a4f04a75ba4040c5338388718d054f1058f27c10655c5cd418d44577e2bf6ebaece68d7de368985d75b2e428800
SSDEEP

3072:VgbKzcKpSf5GDH8cRtWl2zZoZlbzzd5GLcCXG8WPsd:YKzcKpE56cjYWfWX

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1396	Explorer.EXE
460	services.exe

Registers COM server for autorun 1 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32	100795b11f351f589fe795ea4539948b487a0ac69630fd32b6f847c071a74fb3.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both"	100795b11f351f589fe795ea4539948b487a0ac69630fd32b6f847c071a74fb3.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."	100795b11f351f589fe795ea4539948b487a0ac69630fd32b6f847c071a74fb3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5839FCA9-774D-42A1-ACDA-D6A79037F57F}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-18\\$f545a6cb63874d75375b4ac5befd06b3\\n."	100795b11f351f589fe795ea4539948b487a0ac69630fd32b6f847c071a74fb3.exe

Deletes itself 1 IoCs

pid	Process
792	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 1504 set thread context of 792	1504	100795b11f351f589fe795ea4539948b487a0ac69630fd32b6f847c071a74fb3.exe	26

Modifies registry class 6 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\clsid	100795b11f351f589fe795ea4539948b487a0ac69630fd32b6f847c071a74fb3.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}	100795b11f351f589fe795ea4539948b487a0ac69630fd32b6f847c071a74fb3.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32	100795b11f351f589fe795ea4539948b487a0ac69630fd32b6f847c071a74fb3.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both"	100795b11f351f589fe795ea4539948b487a0ac69630fd32b6f847c071a74fb3.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."	100795b11f351f589fe795ea4539948b487a0ac69630fd32b6f847c071a74fb3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5839FCA9-774D-42A1-ACDA-D6A79037F57F}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-18\\$f545a6cb63874d75375b4ac5befd06b3\\n."	100795b11f351f589fe795ea4539948b487a0ac69630fd32b6f847c071a74fb3.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
1504	100795b11f351f589fe795ea4539948b487a0ac69630fd32b6f847c071a74fb3.exe
1504	100795b11f351f589fe795ea4539948b487a0ac69630fd32b6f847c071a74fb3.exe
1504	100795b11f351f589fe795ea4539948b487a0ac69630fd32b6f847c071a74fb3.exe
1504	100795b11f351f589fe795ea4539948b487a0ac69630fd32b6f847c071a74fb3.exe
1504	100795b11f351f589fe795ea4539948b487a0ac69630fd32b6f847c071a74fb3.exe
1504	100795b11f351f589fe795ea4539948b487a0ac69630fd32b6f847c071a74fb3.exe
460	services.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeDebugPrivilege	1504	100795b11f351f589fe795ea4539948b487a0ac69630fd32b6f847c071a74fb3.exe
Token: SeDebugPrivilege	1504	100795b11f351f589fe795ea4539948b487a0ac69630fd32b6f847c071a74fb3.exe
Token: SeDebugPrivilege	1504	100795b11f351f589fe795ea4539948b487a0ac69630fd32b6f847c071a74fb3.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
1396	Explorer.EXE
1396	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1396	Explorer.EXE
1396	Explorer.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1504 wrote to memory of 1396	1504	100795b11f351f589fe795ea4539948b487a0ac69630fd32b6f847c071a74fb3.exe	12
PID 1504 wrote to memory of 1396	1504	100795b11f351f589fe795ea4539948b487a0ac69630fd32b6f847c071a74fb3.exe	12
PID 1504 wrote to memory of 460	1504	100795b11f351f589fe795ea4539948b487a0ac69630fd32b6f847c071a74fb3.exe	2
PID 1504 wrote to memory of 792	1504	100795b11f351f589fe795ea4539948b487a0ac69630fd32b6f847c071a74fb3.exe	26
PID 1504 wrote to memory of 792	1504	100795b11f351f589fe795ea4539948b487a0ac69630fd32b6f847c071a74fb3.exe	26
PID 1504 wrote to memory of 792	1504	100795b11f351f589fe795ea4539948b487a0ac69630fd32b6f847c071a74fb3.exe	26
PID 1504 wrote to memory of 792	1504	100795b11f351f589fe795ea4539948b487a0ac69630fd32b6f847c071a74fb3.exe	26
PID 1504 wrote to memory of 792	1504	100795b11f351f589fe795ea4539948b487a0ac69630fd32b6f847c071a74fb3.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:1396
- C:\Users\Admin\AppData\Local\Temp\100795b11f351f589fe795ea4539948b487a0ac69630fd32b6f847c071a74fb3.exe
  "C:\Users\Admin\AppData\Local\Temp\100795b11f351f589fe795ea4539948b487a0ac69630fd32b6f847c071a74fb3.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:1504
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe"
    3⤵
    - Deletes itself
    PID:792

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

Loading Replay Monitor...

Downloads

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

Filesize
2KB

MD5
ee9028a95cc99c4658e4a8f1a979d416

SHA1
37bfb7e64fbf3e785618b927260ffe94e680dfca

SHA256
cb1e8c2918d125e04d19edc92e1ade15a604d6b36c5e5f7f68caaada6068a10d

SHA512
e8ef6a1e2114b568ecdd7efe95ec411f6fdd6534229987e1a40edc3d616de5692dd134ccb3ab1baf653bb902c2520c9dcb0d4b720d4087aee3cbf7c0f406b19d

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/1504-55-0x0000000000220000-0x000000000025E000-memory.dmp

Filesize
248KB

Download
memory/1504-54-0x0000000000400000-0x000000000043E000-memory.dmp

Filesize
248KB

Download
memory/1504-56-0x0000000000220000-0x000000000025E000-memory.dmp

Filesize
248KB

Download
memory/1504-59-0x0000000000400000-0x000000000043E000-memory.dmp

Filesize
248KB

Download
memory/1504-64-0x0000000000400000-0x000000000043E000-memory.dmp

Filesize
248KB

Download
memory/1504-65-0x0000000000220000-0x000000000025E000-memory.dmp

Filesize
248KB

Download

Analysis

Sharing