8a720764a0d4373785302d9c859bce5c3039383a7fb7aa8a5dbbaac29807f73e

General

Target

79615c5dc40f4f92e9bcef07267b6d29.exe
Size

338KB
MD5

79615c5dc40f4f92e9bcef07267b6d29
SHA1

7601e4497f438a1d9906628c05487876579337a4
SHA256

8a720764a0d4373785302d9c859bce5c3039383a7fb7aa8a5dbbaac29807f73e
SHA512

e7ec53f28f5b8bb3d04c8b1c43c1bc99a4cba46138f7dc2d6a3e4f7192a88dce99668156fe060cac0c878ae8d7b0e9e04b404d934e19841f15253fbe2ab9d3c9
SSDEEP

6144:9UQfyYFkOPrdyRGdHH6M35Q1tO4wZaKyoILjlqZOYl29jUli8Gg:eyTARGdvZnZiFi294iy

Score

10^/10

evasion persistence trojan upx

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 2 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

Processes:

79615c5dc40f4f92e9bcef07267b6d29.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "C:\\Users\\Admin\\AppData\\Roaming\\rx5iur6idx.exe"	79615c5dc40f4f92e9bcef07267b6d29.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "C:\\Users\\Admin\\AppData\\Roaming\\rx5iur6idx.exe"	79615c5dc40f4f92e9bcef07267b6d29.exe

Disables RegEdit via registry modification 1 IoCs

evasion

Processes:

79615c5dc40f4f92e9bcef07267b6d29.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	79615c5dc40f4f92e9bcef07267b6d29.exe

Disables Task Manager via registry modification
evasion

Modifies Installed Components in the registry 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

79615c5dc40f4f92e9bcef07267b6d29.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{zO6GMBsG-P0Lu-m6zG-Rn2O-mEvWgcvpFNqQ}\Yd92ZRE9ASh2qtG = "\"C:\\Users\\Admin\\AppData\\Roaming\\rx5iur6idx.exe\" /ActiveX"	79615c5dc40f4f92e9bcef07267b6d29.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{zO6GMBsG-P0Lu-m6zG-Rn2O-mEvWgcvpFNqQ}	79615c5dc40f4f92e9bcef07267b6d29.exe

Loads dropped DLL 2 IoCs

Processes:

79615c5dc40f4f92e9bcef07267b6d29.exe

pid process

824 79615c5dc40f4f92e9bcef07267b6d29.exe
824 79615c5dc40f4f92e9bcef07267b6d29.exe

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/memory/824-0-0x0000000000400000-0x00000000004A6000-memory.dmp	upx
behavioral2/memory/824-2-0x0000000000400000-0x00000000004A6000-memory.dmp	upx
behavioral2/memory/824-4-0x0000000000400000-0x00000000004A6000-memory.dmp	upx
behavioral2/memory/824-5-0x0000000000400000-0x00000000004A6000-memory.dmp	upx
behavioral2/memory/824-22-0x0000000000400000-0x00000000004A6000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

79615c5dc40f4f92e9bcef07267b6d29.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Yd92ZRE9ASh2qtG = "C:\\Users\\Admin\\AppData\\Roaming\\rx5iur6idx.exe"	79615c5dc40f4f92e9bcef07267b6d29.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Yd92ZRE9ASh2qtG = "C:\\Users\\Admin\\AppData\\Roaming\\rx5iur6idx.exe"	79615c5dc40f4f92e9bcef07267b6d29.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

79615c5dc40f4f92e9bcef07267b6d29.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	79615c5dc40f4f92e9bcef07267b6d29.exe

Modifies WinLogon 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

Processes:

79615c5dc40f4f92e9bcef07267b6d29.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\	79615c5dc40f4f92e9bcef07267b6d29.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

79615c5dc40f4f92e9bcef07267b6d29.exe

pid process

824 79615c5dc40f4f92e9bcef07267b6d29.exe
824 79615c5dc40f4f92e9bcef07267b6d29.exe

Suspicious use of FindShellTrayWindow 11 IoCs

Processes:

79615c5dc40f4f92e9bcef07267b6d29.exe

pid	process
824	79615c5dc40f4f92e9bcef07267b6d29.exe
824	79615c5dc40f4f92e9bcef07267b6d29.exe
824	79615c5dc40f4f92e9bcef07267b6d29.exe
824	79615c5dc40f4f92e9bcef07267b6d29.exe
824	79615c5dc40f4f92e9bcef07267b6d29.exe
824	79615c5dc40f4f92e9bcef07267b6d29.exe
824	79615c5dc40f4f92e9bcef07267b6d29.exe
824	79615c5dc40f4f92e9bcef07267b6d29.exe
824	79615c5dc40f4f92e9bcef07267b6d29.exe
824	79615c5dc40f4f92e9bcef07267b6d29.exe
824	79615c5dc40f4f92e9bcef07267b6d29.exe

Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

79615c5dc40f4f92e9bcef07267b6d29.exe

pid	process
824	79615c5dc40f4f92e9bcef07267b6d29.exe
824	79615c5dc40f4f92e9bcef07267b6d29.exe
824	79615c5dc40f4f92e9bcef07267b6d29.exe
824	79615c5dc40f4f92e9bcef07267b6d29.exe
824	79615c5dc40f4f92e9bcef07267b6d29.exe

C:\Users\Admin\AppData\Local\Temp\79615c5dc40f4f92e9bcef07267b6d29.exe
"C:\Users\Admin\AppData\Local\Temp\79615c5dc40f4f92e9bcef07267b6d29.exe"
1⤵
- Modifies WinLogon for persistence
- Disables RegEdit via registry modification
- Modifies Installed Components in the registry
- Loads dropped DLL
- Adds Run key to start application
- Checks whether UAC is enabled
- Modifies WinLogon
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:824

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

4

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Winlogon Helper DLL

2

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

4

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Winlogon Helper DLL

2

T1547.004

Defense Evasion

Modify Registry

4

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\dwlGina3.dll
Filesize
93KB

MD5
1173123287198dce1eb831f04e28352c

SHA1
39d650f4297c990a7ffaa7dc3b6d0ef903c9bd14

SHA256
65d4582e135c774d9c827ae08de8b77f199ee934f13d1a0537df4f5d18f590ba

SHA512
e9fdb6e808b0f3ed850fb364d48609a9726fd41ad138594fc04f8d48d5672aec3aaa76af236f07c4263c053dc539f99009e74491adb03c885190dcce78f0cede

Download Submit
memory/824-0-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/824-1-0x0000000000710000-0x0000000000716000-memory.dmp

Filesize
24KB

Download
memory/824-2-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/824-4-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/824-5-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/824-6-0x0000000000770000-0x0000000000771000-memory.dmp

Filesize
4KB

Download
memory/824-12-0x0000000002260000-0x000000000227C000-memory.dmp

Filesize
112KB

Download
memory/824-22-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/824-23-0x0000000002260000-0x000000000227C000-memory.dmp

Filesize
112KB

Download
memory/824-26-0x0000000000770000-0x0000000000771000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads