af0f05738891a77cdc0bad4e4e63ff640231f684439ab9763184075d5a829207

General

Target

af0f05738891a77cdc0bad4e4e63ff640231f684439ab9763184075d5a829207.exe
Size

176KB
MD5

850a7109c7ba767d1e3217392d32191a
SHA1

c0b55fddc6c57e54a3f42a3cce245e1446f864f4
SHA256

af0f05738891a77cdc0bad4e4e63ff640231f684439ab9763184075d5a829207
SHA512

6a8fb95110a55d2443220d57dee431b7d7c9c5c00078effffe8a83c4c9004b81983a3190f6611d785526a25fc9a13807c144b98ee78e8e61746edf18e029cc9a
SSDEEP

3072:W5yzrRaLxhmQdz0YsJ41f/fwAaqc0TiMoI3DCJitxoJ8+Ov9WkyHFu6T8ng:W5ynolzRsJUfnTaqGMoiDCJfovtyHFuk

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1236	Explorer.EXE
464	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\\$d4e37f8e5af09b64e86d0830097e992e\\n."	af0f05738891a77cdc0bad4e4e63ff640231f684439ab9763184075d5a829207.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32	af0f05738891a77cdc0bad4e4e63ff640231f684439ab9763184075d5a829207.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both"	af0f05738891a77cdc0bad4e4e63ff640231f684439ab9763184075d5a829207.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."	af0f05738891a77cdc0bad4e4e63ff640231f684439ab9763184075d5a829207.exe

Deletes itself 1 IoCs

pid	Process
668	cmd.exe

Unexpected DNS network traffic destination 18 IoCs

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

description	ioc
Destination IP	66.85.130.234
Destination IP	194.165.17.3
Destination IP	194.165.17.3
Destination IP	66.85.130.234
Destination IP	66.85.130.234
Destination IP	194.165.17.3
Destination IP	66.85.130.234
Destination IP	66.85.130.234
Destination IP	66.85.130.234
Destination IP	194.165.17.3
Destination IP	194.165.17.3
Destination IP	66.85.130.234
Destination IP	66.85.130.234
Destination IP	66.85.130.234
Destination IP	194.165.17.3
Destination IP	194.165.17.3
Destination IP	194.165.17.3
Destination IP	194.165.17.3

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1672 set thread context of 668	1672	af0f05738891a77cdc0bad4e4e63ff640231f684439ab9763184075d5a829207.exe	27

Modifies registry class 6 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32	af0f05738891a77cdc0bad4e4e63ff640231f684439ab9763184075d5a829207.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both"	af0f05738891a77cdc0bad4e4e63ff640231f684439ab9763184075d5a829207.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."	af0f05738891a77cdc0bad4e4e63ff640231f684439ab9763184075d5a829207.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5839FCA9-774D-42A1-ACDA-D6A79037F57F}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-18\\$d4e37f8e5af09b64e86d0830097e992e\\n."	af0f05738891a77cdc0bad4e4e63ff640231f684439ab9763184075d5a829207.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\clsid	af0f05738891a77cdc0bad4e4e63ff640231f684439ab9763184075d5a829207.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}	af0f05738891a77cdc0bad4e4e63ff640231f684439ab9763184075d5a829207.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1672	af0f05738891a77cdc0bad4e4e63ff640231f684439ab9763184075d5a829207.exe
1672	af0f05738891a77cdc0bad4e4e63ff640231f684439ab9763184075d5a829207.exe
1672	af0f05738891a77cdc0bad4e4e63ff640231f684439ab9763184075d5a829207.exe
1672	af0f05738891a77cdc0bad4e4e63ff640231f684439ab9763184075d5a829207.exe
1672	af0f05738891a77cdc0bad4e4e63ff640231f684439ab9763184075d5a829207.exe
1672	af0f05738891a77cdc0bad4e4e63ff640231f684439ab9763184075d5a829207.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1236	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1672	af0f05738891a77cdc0bad4e4e63ff640231f684439ab9763184075d5a829207.exe
Token: SeDebugPrivilege	1672	af0f05738891a77cdc0bad4e4e63ff640231f684439ab9763184075d5a829207.exe
Token: SeDebugPrivilege	1672	af0f05738891a77cdc0bad4e4e63ff640231f684439ab9763184075d5a829207.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1236	Explorer.EXE
1236	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1236	Explorer.EXE
1236	Explorer.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1672 wrote to memory of 1236	1672	af0f05738891a77cdc0bad4e4e63ff640231f684439ab9763184075d5a829207.exe	20
PID 1672 wrote to memory of 1236	1672	af0f05738891a77cdc0bad4e4e63ff640231f684439ab9763184075d5a829207.exe	20
PID 1672 wrote to memory of 464	1672	af0f05738891a77cdc0bad4e4e63ff640231f684439ab9763184075d5a829207.exe	2
PID 1672 wrote to memory of 668	1672	af0f05738891a77cdc0bad4e4e63ff640231f684439ab9763184075d5a829207.exe	27
PID 1672 wrote to memory of 668	1672	af0f05738891a77cdc0bad4e4e63ff640231f684439ab9763184075d5a829207.exe	27
PID 1672 wrote to memory of 668	1672	af0f05738891a77cdc0bad4e4e63ff640231f684439ab9763184075d5a829207.exe	27
PID 1672 wrote to memory of 668	1672	af0f05738891a77cdc0bad4e4e63ff640231f684439ab9763184075d5a829207.exe	27
PID 1672 wrote to memory of 668	1672	af0f05738891a77cdc0bad4e4e63ff640231f684439ab9763184075d5a829207.exe	27

C:\Windows\system32\services.exe
C:\Windows\system32\services.exe
1⤵
- Executes dropped EXE
PID:464

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Executes dropped EXE
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1236
- C:\Users\Admin\AppData\Local\Temp\af0f05738891a77cdc0bad4e4e63ff640231f684439ab9763184075d5a829207.exe
  "C:\Users\Admin\AppData\Local\Temp\af0f05738891a77cdc0bad4e4e63ff640231f684439ab9763184075d5a829207.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:1672
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe"
    3⤵
    - Deletes itself
    PID:668

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
dc741dad5b3693dff03210a0b051fdab

SHA1
3c0d44af186e39b3dd8ec296945af8b0554a4912

SHA256
5e5aace7c0ac249c48fe21abf2a2211498e2b1b51da167cc7701681057b5eb30

SHA512
045988646947c537fb617eb38054d48606390775668a0e2b614f55d2269d00570088f82be2c79a02c53d5c7b16792cadff21feec8e5ff0e53187c07b1f7b1dda

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

Filesize
25KB

MD5
9e0cd37b6d0809cf7d5fa5b521538d0d

SHA1
411ffdbe6c151dbd417bc59fa9dfec22b0adc9f2

SHA256
55d9748f0556576a8d522cf4b8dcfc9717436adcc487d49b3320770432960db2

SHA512
b511ee744dbe6cf0f54cb840d3786e89161115d0038425dde86d57752f76cae7a05f020120b43dc1444bd914c8c1690049e456635cc794fbf90e26794587dfc5

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

Filesize
25KB

MD5
9e0cd37b6d0809cf7d5fa5b521538d0d

SHA1
411ffdbe6c151dbd417bc59fa9dfec22b0adc9f2

SHA256
55d9748f0556576a8d522cf4b8dcfc9717436adcc487d49b3320770432960db2

SHA512
b511ee744dbe6cf0f54cb840d3786e89161115d0038425dde86d57752f76cae7a05f020120b43dc1444bd914c8c1690049e456635cc794fbf90e26794587dfc5

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

Filesize
25KB

MD5
9e0cd37b6d0809cf7d5fa5b521538d0d

SHA1
411ffdbe6c151dbd417bc59fa9dfec22b0adc9f2

SHA256
55d9748f0556576a8d522cf4b8dcfc9717436adcc487d49b3320770432960db2

SHA512
b511ee744dbe6cf0f54cb840d3786e89161115d0038425dde86d57752f76cae7a05f020120b43dc1444bd914c8c1690049e456635cc794fbf90e26794587dfc5

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

Filesize
25KB

MD5
9e0cd37b6d0809cf7d5fa5b521538d0d

SHA1
411ffdbe6c151dbd417bc59fa9dfec22b0adc9f2

SHA256
55d9748f0556576a8d522cf4b8dcfc9717436adcc487d49b3320770432960db2

SHA512
b511ee744dbe6cf0f54cb840d3786e89161115d0038425dde86d57752f76cae7a05f020120b43dc1444bd914c8c1690049e456635cc794fbf90e26794587dfc5

Download Submit
memory/1672-54-0x0000000075111000-0x0000000075113000-memory.dmp

Filesize
8KB

Download
memory/1672-62-0x000000000052E000-0x0000000000547000-memory.dmp

Filesize
100KB

Download
memory/1672-61-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

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