zloader | b7a306bd407cca438202bfb3b92abff60f959418c7fd129487a6510554ff5706

General

Target

SecuriteInfo.com.C64.YzY0Ovy4hELZZb0e.10477.dll
Size

579KB
MD5

8c803e59b00506c97d382a0d628f35b5
SHA1

9550d3d3e18164d09fb962845b7bf8054eecc620
SHA256

b7a306bd407cca438202bfb3b92abff60f959418c7fd129487a6510554ff5706
SHA512

0a06b98c25fc65c12f45823aa5edd0ed8f637f70c35f40cddc9925760b13db064bb2c1ab1ba9857c6e6efbb5e5208f6b13f7aa7a64ec28e1edf3f2530b86938f

Score

10^/10

trojan botnet zloader evasion spyware

Malware Config

Signatures

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

Processes:

rundll32.exe

description pid process target process

PID 364 created 1256 364 rundll32.exe Explorer.EXE
Suspicious use of SetThreadContext 1 IoCs

Processes:

rundll32.exe

description pid process target process

PID 364 set thread context of 1960 364 rundll32.exe msiexec.exe

description	pid	process	target process
PID 364 created 1256	364	rundll32.exe	Explorer.EXE

description	pid	process	target process
PID 364 set thread context of 1960	364	rundll32.exe	msiexec.exe

Blacklisted process makes network request 18 IoCs

Processes:

msiexec.exe

flow	pid	process
7	1960	msiexec.exe
8	1960	msiexec.exe
9	1960	msiexec.exe
10	1960	msiexec.exe
11	1960	msiexec.exe
12	1960	msiexec.exe
14	1960	msiexec.exe
16	1960	msiexec.exe
18	1960	msiexec.exe
20	1960	msiexec.exe
22	1960	msiexec.exe
24	1960	msiexec.exe
25	1960	msiexec.exe
26	1960	msiexec.exe
27	1960	msiexec.exe
28	1960	msiexec.exe
29	1960	msiexec.exe
31	1960	msiexec.exe

Zloader, Terdot, DELoader, ZeusSphinx
Zloader is a malware strain that was initially discovered back in August 2015.
trojan botnet zloader

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

msiexec.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13	msiexec.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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	msiexec.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1612 wrote to memory of 364	1612	rundll32.exe	rundll32.exe
PID 1612 wrote to memory of 364	1612	rundll32.exe	rundll32.exe
PID 1612 wrote to memory of 364	1612	rundll32.exe	rundll32.exe
PID 1612 wrote to memory of 364	1612	rundll32.exe	rundll32.exe
PID 1612 wrote to memory of 364	1612	rundll32.exe	rundll32.exe
PID 1612 wrote to memory of 364	1612	rundll32.exe	rundll32.exe
PID 1612 wrote to memory of 364	1612	rundll32.exe	rundll32.exe
PID 364 wrote to memory of 1960	364	rundll32.exe	msiexec.exe
PID 364 wrote to memory of 1960	364	rundll32.exe	msiexec.exe
PID 364 wrote to memory of 1960	364	rundll32.exe	msiexec.exe
PID 364 wrote to memory of 1960	364	rundll32.exe	msiexec.exe
PID 364 wrote to memory of 1960	364	rundll32.exe	msiexec.exe
PID 364 wrote to memory of 1960	364	rundll32.exe	msiexec.exe
PID 364 wrote to memory of 1960	364	rundll32.exe	msiexec.exe
PID 364 wrote to memory of 1960	364	rundll32.exe	msiexec.exe
PID 364 wrote to memory of 1960	364	rundll32.exe	msiexec.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

rundll32.exemsiexec.exe

description pid process

Token: SeDebugPrivilege 364 rundll32.exe
Token: SeSecurityPrivilege 1960 msiexec.exe
Token: SeSecurityPrivilege 1960 msiexec.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

rundll32.exe

pid process

364 rundll32.exe

description	pid	process
Token: SeDebugPrivilege	364	rundll32.exe
Token: SeSecurityPrivilege	1960	msiexec.exe
Token: SeSecurityPrivilege	1960	msiexec.exe

pid	process
364	rundll32.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1256

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.C64.YzY0Ovy4hELZZb0e.10477.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1612

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.C64.YzY0Ovy4hELZZb0e.10477.dll,#1
3⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses
PID:364

C:\Windows\SysWOW64\msiexec.exe
msiexec.exe
2⤵
- Blacklisted process makes network request
- Modifies system certificate store
- Suspicious use of AdjustPrivilegeToken
PID:1960

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Install Root Certificate

1

T1130

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/364-0-0x0000000000000000-mapping.dmp

Download
memory/1960-1-0x0000000000090000-0x00000000000BC000-memory.dmp

Filesize
176KB

Download
memory/1960-2-0x00000000000C0000-0x00000000000C1000-memory.dmp

Filesize
4KB

Download
memory/1960-3-0x0000000000090000-0x00000000000BC000-memory.dmp

Filesize
176KB

Download
memory/1960-4-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads