c32ad88c30f55ff20888c5eeb8e3b1bb14e0b467dfbfae0fd7238c1fe624c15d

General

Target

c32ad88c30f55ff20888c5eeb8e3b1bb14e0b467dfbfae0fd7238c1fe624c15d.exe
Size

185KB
MD5

00544f26c5bf273ac8e11f4b934f56a1
SHA1

892aff3dbb82e60c41082ae654f46c2355e9af77
SHA256

c32ad88c30f55ff20888c5eeb8e3b1bb14e0b467dfbfae0fd7238c1fe624c15d
SHA512

5467fb48734ac1ccfd947c058a8a7b050b144944b985bcc9e99500060bef0072eb5809991e73a177f3261829200142fc31ac79717c1fc4ad444c013faee2e42f
SSDEEP

3072:bjPYGIKu52wKuBw+kMiwmxQE3RkV/JdO1D4sbeSUOnHr:biD4wa+kMiyJkD4DS5H

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1368	Explorer.EXE
468	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-1-5-21-4063495947-34355257-727531523-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32	c32ad88c30f55ff20888c5eeb8e3b1bb14e0b467dfbfae0fd7238c1fe624c15d.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both"	c32ad88c30f55ff20888c5eeb8e3b1bb14e0b467dfbfae0fd7238c1fe624c15d.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-21-4063495947-34355257-727531523-1000\\$d4e37f8e5af09b64e86d0830097e992e\\n."	c32ad88c30f55ff20888c5eeb8e3b1bb14e0b467dfbfae0fd7238c1fe624c15d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5839FCA9-774D-42A1-ACDA-D6A79037F57F}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-18\\$d4e37f8e5af09b64e86d0830097e992e\\n."	c32ad88c30f55ff20888c5eeb8e3b1bb14e0b467dfbfae0fd7238c1fe624c15d.exe

Deletes itself 1 IoCs

pid	Process
1224	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 2032 set thread context of 1224	2032	c32ad88c30f55ff20888c5eeb8e3b1bb14e0b467dfbfae0fd7238c1fe624c15d.exe	27

Modifies registry class 6 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\clsid	c32ad88c30f55ff20888c5eeb8e3b1bb14e0b467dfbfae0fd7238c1fe624c15d.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}	c32ad88c30f55ff20888c5eeb8e3b1bb14e0b467dfbfae0fd7238c1fe624c15d.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32	c32ad88c30f55ff20888c5eeb8e3b1bb14e0b467dfbfae0fd7238c1fe624c15d.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both"	c32ad88c30f55ff20888c5eeb8e3b1bb14e0b467dfbfae0fd7238c1fe624c15d.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-21-4063495947-34355257-727531523-1000\\$d4e37f8e5af09b64e86d0830097e992e\\n."	c32ad88c30f55ff20888c5eeb8e3b1bb14e0b467dfbfae0fd7238c1fe624c15d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5839FCA9-774D-42A1-ACDA-D6A79037F57F}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-18\\$d4e37f8e5af09b64e86d0830097e992e\\n."	c32ad88c30f55ff20888c5eeb8e3b1bb14e0b467dfbfae0fd7238c1fe624c15d.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
2032	c32ad88c30f55ff20888c5eeb8e3b1bb14e0b467dfbfae0fd7238c1fe624c15d.exe
2032	c32ad88c30f55ff20888c5eeb8e3b1bb14e0b467dfbfae0fd7238c1fe624c15d.exe
2032	c32ad88c30f55ff20888c5eeb8e3b1bb14e0b467dfbfae0fd7238c1fe624c15d.exe
2032	c32ad88c30f55ff20888c5eeb8e3b1bb14e0b467dfbfae0fd7238c1fe624c15d.exe
2032	c32ad88c30f55ff20888c5eeb8e3b1bb14e0b467dfbfae0fd7238c1fe624c15d.exe
2032	c32ad88c30f55ff20888c5eeb8e3b1bb14e0b467dfbfae0fd7238c1fe624c15d.exe
468	services.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1368	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeDebugPrivilege	2032	c32ad88c30f55ff20888c5eeb8e3b1bb14e0b467dfbfae0fd7238c1fe624c15d.exe
Token: SeDebugPrivilege	2032	c32ad88c30f55ff20888c5eeb8e3b1bb14e0b467dfbfae0fd7238c1fe624c15d.exe
Token: SeDebugPrivilege	2032	c32ad88c30f55ff20888c5eeb8e3b1bb14e0b467dfbfae0fd7238c1fe624c15d.exe
Token: SeDebugPrivilege	468	services.exe
Token: SeBackupPrivilege	468	services.exe
Token: SeRestorePrivilege	468	services.exe
Token: SeSecurityPrivilege	468	services.exe
Token: SeTakeOwnershipPrivilege	468	services.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1368	Explorer.EXE
1368	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1368	Explorer.EXE
1368	Explorer.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2032 wrote to memory of 1368	2032	c32ad88c30f55ff20888c5eeb8e3b1bb14e0b467dfbfae0fd7238c1fe624c15d.exe	16
PID 2032 wrote to memory of 1368	2032	c32ad88c30f55ff20888c5eeb8e3b1bb14e0b467dfbfae0fd7238c1fe624c15d.exe	16
PID 2032 wrote to memory of 468	2032	c32ad88c30f55ff20888c5eeb8e3b1bb14e0b467dfbfae0fd7238c1fe624c15d.exe	2
PID 2032 wrote to memory of 1224	2032	c32ad88c30f55ff20888c5eeb8e3b1bb14e0b467dfbfae0fd7238c1fe624c15d.exe	27
PID 2032 wrote to memory of 1224	2032	c32ad88c30f55ff20888c5eeb8e3b1bb14e0b467dfbfae0fd7238c1fe624c15d.exe	27
PID 2032 wrote to memory of 1224	2032	c32ad88c30f55ff20888c5eeb8e3b1bb14e0b467dfbfae0fd7238c1fe624c15d.exe	27
PID 2032 wrote to memory of 1224	2032	c32ad88c30f55ff20888c5eeb8e3b1bb14e0b467dfbfae0fd7238c1fe624c15d.exe	27
PID 2032 wrote to memory of 1224	2032	c32ad88c30f55ff20888c5eeb8e3b1bb14e0b467dfbfae0fd7238c1fe624c15d.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:468

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Executes dropped EXE
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1368
- C:\Users\Admin\AppData\Local\Temp\c32ad88c30f55ff20888c5eeb8e3b1bb14e0b467dfbfae0fd7238c1fe624c15d.exe
  "C:\Users\Admin\AppData\Local\Temp\c32ad88c30f55ff20888c5eeb8e3b1bb14e0b467dfbfae0fd7238c1fe624c15d.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:2032
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe"
    3⤵
    - Deletes itself
    PID:1224

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\$d4e37f8e5af09b64e86d0830097e992e\@

Filesize
2KB

MD5
38d8a2d83da5a6e2589c236daa60f18e

SHA1
5abe7c77cde465b9658f7e9d96a76d36ed6afaff

SHA256
3babc98516e5dff62325895eaa0b78c751384e8a5c6de93e82f42a17aa479a19

SHA512
6d6e0c0277330cd48ed948a3ad1b2f61027c7c800a895b4b5d48eae94c81995b04e31832f2109e5c341f14559a0e9c6386a2e917fb946a9c96e2c5a98a04b61a

Download Submit
C:\$Recycle.Bin\S-1-5-18\$d4e37f8e5af09b64e86d0830097e992e\n

Filesize
41KB

MD5
fb4e3236959152a057bc6b7603c538ef

SHA1
b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

SHA256
8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

SHA512
993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

Download Submit
C:\$Recycle.Bin\S-1-5-21-4063495947-34355257-727531523-1000\$d4e37f8e5af09b64e86d0830097e992e\n

Filesize
41KB

MD5
fb4e3236959152a057bc6b7603c538ef

SHA1
b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

SHA256
8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

SHA512
993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

Download Submit
\$Recycle.Bin\S-1-5-18\$d4e37f8e5af09b64e86d0830097e992e\n

Filesize
41KB

MD5
fb4e3236959152a057bc6b7603c538ef

SHA1
b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

SHA256
8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

SHA512
993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

Download Submit
\$Recycle.Bin\S-1-5-21-4063495947-34355257-727531523-1000\$d4e37f8e5af09b64e86d0830097e992e\n

Filesize
41KB

MD5
fb4e3236959152a057bc6b7603c538ef

SHA1
b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

SHA256
8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

SHA512
993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

Download Submit
memory/1368-64-0x000007FEFB570000-0x000007FEFB6B3000-memory.dmp

Filesize
1.3MB

Download
memory/1368-65-0x000007FF337E0000-0x000007FF337EA000-memory.dmp

Filesize
40KB

Download
memory/2032-54-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/2032-61-0x0000000000170000-0x000000000019A000-memory.dmp

Filesize
168KB

Download
memory/2032-60-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/2032-63-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download

Analysis

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