44f105d64c55a8773bb2a9ede81646f8b79503ec15eea7560990fa132d79ef76

General

Target

fb3d344be065453c0cbe0d477b1c8fa8.exe
Size

195KB
MD5

fb3d344be065453c0cbe0d477b1c8fa8
SHA1

39f5f09feba7b5badec1063ae459fe0e0522b1e0
SHA256

44f105d64c55a8773bb2a9ede81646f8b79503ec15eea7560990fa132d79ef76
SHA512

011406d4ef23135300ec3f718a5b43300fdcc6bad0ec19c99623cd8a0bcee562efd0efcbf4881237652df31f88d9191bddd068ff2dbb4088d290e3464413926c
SSDEEP

3072:qJg93A/BYtsYUG214enxLQVYFKEtgU//r23uV13MBhIog+rMbZBOGSqszwQu5CiQ:b9Qp0lz2yceq//pM/I0rXN1wQu5Cp

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2696	cmd.exe

Executes dropped EXE 2 IoCs

pid	Process
1072	Explorer.EXE
480	services.exe

Registers COM server for autorun 1 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32	fb3d344be065453c0cbe0d477b1c8fa8.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both"	fb3d344be065453c0cbe0d477b1c8fa8.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-21-3818056530-936619650-3554021955-1000\\$eff0c3f9890e6eaee5dd3a8f877feaa7\\n."	fb3d344be065453c0cbe0d477b1c8fa8.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5839FCA9-774D-42A1-ACDA-D6A79037F57F}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-18\\$eff0c3f9890e6eaee5dd3a8f877feaa7\\n."	fb3d344be065453c0cbe0d477b1c8fa8.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 2324 set thread context of 2696	2324	fb3d344be065453c0cbe0d477b1c8fa8.exe	28

Modifies registry class 6 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000_CLASSES\clsid	fb3d344be065453c0cbe0d477b1c8fa8.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}	fb3d344be065453c0cbe0d477b1c8fa8.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32	fb3d344be065453c0cbe0d477b1c8fa8.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both"	fb3d344be065453c0cbe0d477b1c8fa8.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-21-3818056530-936619650-3554021955-1000\\$eff0c3f9890e6eaee5dd3a8f877feaa7\\n."	fb3d344be065453c0cbe0d477b1c8fa8.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5839FCA9-774D-42A1-ACDA-D6A79037F57F}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-18\\$eff0c3f9890e6eaee5dd3a8f877feaa7\\n."	fb3d344be065453c0cbe0d477b1c8fa8.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
2324	fb3d344be065453c0cbe0d477b1c8fa8.exe
2324	fb3d344be065453c0cbe0d477b1c8fa8.exe
2324	fb3d344be065453c0cbe0d477b1c8fa8.exe
2324	fb3d344be065453c0cbe0d477b1c8fa8.exe
2324	fb3d344be065453c0cbe0d477b1c8fa8.exe
2324	fb3d344be065453c0cbe0d477b1c8fa8.exe
480	services.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeDebugPrivilege	2324	fb3d344be065453c0cbe0d477b1c8fa8.exe
Token: SeDebugPrivilege	2324	fb3d344be065453c0cbe0d477b1c8fa8.exe
Token: SeDebugPrivilege	2324	fb3d344be065453c0cbe0d477b1c8fa8.exe
Token: SeDebugPrivilege	480	services.exe
Token: SeBackupPrivilege	480	services.exe
Token: SeRestorePrivilege	480	services.exe
Token: SeSecurityPrivilege	480	services.exe
Token: SeTakeOwnershipPrivilege	480	services.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2324 wrote to memory of 1072	2324	fb3d344be065453c0cbe0d477b1c8fa8.exe	18
PID 2324 wrote to memory of 1072	2324	fb3d344be065453c0cbe0d477b1c8fa8.exe	18
PID 2324 wrote to memory of 480	2324	fb3d344be065453c0cbe0d477b1c8fa8.exe	2
PID 2324 wrote to memory of 2696	2324	fb3d344be065453c0cbe0d477b1c8fa8.exe	28
PID 2324 wrote to memory of 2696	2324	fb3d344be065453c0cbe0d477b1c8fa8.exe	28
PID 2324 wrote to memory of 2696	2324	fb3d344be065453c0cbe0d477b1c8fa8.exe	28
PID 2324 wrote to memory of 2696	2324	fb3d344be065453c0cbe0d477b1c8fa8.exe	28
PID 2324 wrote to memory of 2696	2324	fb3d344be065453c0cbe0d477b1c8fa8.exe	28

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:480

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Executes dropped EXE
PID:1072
- C:\Users\Admin\AppData\Local\Temp\fb3d344be065453c0cbe0d477b1c8fa8.exe
  "C:\Users\Admin\AppData\Local\Temp\fb3d344be065453c0cbe0d477b1c8fa8.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:2324
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe"
    3⤵
    - Deletes itself
    PID:2696

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

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\$eff0c3f9890e6eaee5dd3a8f877feaa7\@

Filesize
2KB

MD5
2a1fc84c5bb1d440aadf420ad2e971cf

SHA1
70f72d4d7c0adfa3884fa4128a5f72667463274f

SHA256
c405b9a550d5f4188632be03652e8f4b9d1c69acb1e18705d0b15d10c106d07a

SHA512
da28906ba22b8ab0a5ac9a51504149ba715515f4687e1f38d857096ff7f5b7b008fff4d79c4a5584b11e4c61ea39a0bc0a2c8293ada870845c20eaee2a63a5c8

Download Submit
C:\$Recycle.Bin\S-1-5-21-3818056530-936619650-3554021955-1000\$eff0c3f9890e6eaee5dd3a8f877feaa7\n

Filesize
41KB

MD5
fb4e3236959152a057bc6b7603c538ef

SHA1
b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

SHA256
8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

SHA512
993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

Download Submit
memory/1072-7-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/2324-0-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/2324-1-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/2324-3-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/2324-4-0x0000000000280000-0x00000000002B3000-memory.dmp

Filesize
204KB

Download
memory/2324-5-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2324-2-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2324-6-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/2324-20-0x0000000000280000-0x00000000002B3000-memory.dmp

Filesize
204KB

Download
memory/2324-19-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads