e12ad27e8ff9e6dc9154f1848350d2fa03c9f3c0b3509af18ef3e21176516636

Analysis

max time kernel
42s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
06/12/2022, 06:32

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General

Target

e12ad27e8ff9e6dc9154f1848350d2fa03c9f3c0b3509af18ef3e21176516636.exe
Size

127KB
MD5

7c1e2008ab6d06e9a2884e816c4cce06
SHA1

24f8bd3bcf6d86933e48d03c29c71c5ee0c80a34
SHA256

e12ad27e8ff9e6dc9154f1848350d2fa03c9f3c0b3509af18ef3e21176516636
SHA512

7d130f436c42968a818e2673b2dc9a24acdb858d933b722696ed9b79add19559d8b6994cf226f1741da251e1cb0427de9b9bc9cca8cc34e388fdac29926491df
SSDEEP

3072:Kpga6wBiZjyxz70zURg3tSiZPNe5sXhpMnd8KEc2JN:KpgmBi8F04mDeCwC

Score

8^/10

persistence

Malware Config

Signatures

Sets DLL path for service in the registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet003\Services\BITS\Parameters\ServiceDll = "C:\\Windows\\system32\\Uco.Dll"	e12ad27e8ff9e6dc9154f1848350d2fa03c9f3c0b3509af18ef3e21176516636.exe

Deletes itself 1 IoCs

pid	Process
896	cmd.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Uco.Dll	e12ad27e8ff9e6dc9154f1848350d2fa03c9f3c0b3509af18ef3e21176516636.exe
File opened for modification	C:\Windows\SysWOW64\Uco.Dll	e12ad27e8ff9e6dc9154f1848350d2fa03c9f3c0b3509af18ef3e21176516636.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
1240	taskkill.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
696	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1132	e12ad27e8ff9e6dc9154f1848350d2fa03c9f3c0b3509af18ef3e21176516636.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1132	e12ad27e8ff9e6dc9154f1848350d2fa03c9f3c0b3509af18ef3e21176516636.exe
Token: SeDebugPrivilege	1240	taskkill.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1132 wrote to memory of 1240	1132	e12ad27e8ff9e6dc9154f1848350d2fa03c9f3c0b3509af18ef3e21176516636.exe	28
PID 1132 wrote to memory of 1240	1132	e12ad27e8ff9e6dc9154f1848350d2fa03c9f3c0b3509af18ef3e21176516636.exe	28
PID 1132 wrote to memory of 1240	1132	e12ad27e8ff9e6dc9154f1848350d2fa03c9f3c0b3509af18ef3e21176516636.exe	28
PID 1132 wrote to memory of 1240	1132	e12ad27e8ff9e6dc9154f1848350d2fa03c9f3c0b3509af18ef3e21176516636.exe	28
PID 1132 wrote to memory of 896	1132	e12ad27e8ff9e6dc9154f1848350d2fa03c9f3c0b3509af18ef3e21176516636.exe	32
PID 1132 wrote to memory of 896	1132	e12ad27e8ff9e6dc9154f1848350d2fa03c9f3c0b3509af18ef3e21176516636.exe	32
PID 1132 wrote to memory of 896	1132	e12ad27e8ff9e6dc9154f1848350d2fa03c9f3c0b3509af18ef3e21176516636.exe	32
PID 1132 wrote to memory of 896	1132	e12ad27e8ff9e6dc9154f1848350d2fa03c9f3c0b3509af18ef3e21176516636.exe	32
PID 896 wrote to memory of 696	896	cmd.exe	34
PID 896 wrote to memory of 696	896	cmd.exe	34
PID 896 wrote to memory of 696	896	cmd.exe	34
PID 896 wrote to memory of 696	896	cmd.exe	34

C:\Users\Admin\AppData\Local\Temp\e12ad27e8ff9e6dc9154f1848350d2fa03c9f3c0b3509af18ef3e21176516636.exe
"C:\Users\Admin\AppData\Local\Temp\e12ad27e8ff9e6dc9154f1848350d2fa03c9f3c0b3509af18ef3e21176516636.exe"
1⤵
- Sets DLL path for service in the registry
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1132
- C:\Windows\SysWOW64\taskkill.exe
  taskkill /im 360tray.exe /f
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:1240
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping localhost -n 1 && del "C:\Users\Admin\AppData\Local\Temp\e12ad27e8ff9e6dc9154f1848350d2fa03c9f3c0b3509af18ef3e21176516636.exe"
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:896
- - C:\Windows\SysWOW64\PING.EXE
    ping localhost -n 1
    3⤵
    - Runs ping.exe
    PID:696

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Remote System Discovery

T1018

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1132-54-0x0000000075931000-0x0000000075933000-memory.dmp

Filesize
8KB

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