eafbd21a0f9f082fa2e94e010569d7fa8512d978087c2633d652b865b922465a

Analysis

max time kernel
150s
max time network
145s
platform
windows10_x64
resource
win10v200430
submitted
19-07-2020 19:40

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General

Target

zloader 2_1.0.8.0.vir.exe
Size

243KB
MD5

8e73a8a4a35ebfcc3e900ec4255cb296
SHA1

21e475e46bc909b91942f564803cd7f90046bb8d
SHA256

eafbd21a0f9f082fa2e94e010569d7fa8512d978087c2633d652b865b922465a
SHA512

facc951d177237088cf316772cb600e0e9f88b4eda2eba43768db55b2e6642e59b059505104010ab4ec3527c6294e7332b36dc50c909bed706d3ce557314efb3

Score

8^/10

persistence

Malware Config

Signatures

Blacklisted process makes network request 5 IoCs

Processes:

msiexec.exe

flow pid process

26 2112 msiexec.exe
27 2112 msiexec.exe
28 2112 msiexec.exe
30 2112 msiexec.exe
31 2112 msiexec.exe

flow	pid	process
26	2112	msiexec.exe
27	2112	msiexec.exe
28	2112	msiexec.exe
30	2112	msiexec.exe
31	2112	msiexec.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

msiexec.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1231583446-2617009595-2137880041-1000\Software\Microsoft\Windows\CurrentVersion\Run	msiexec.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1231583446-2617009595-2137880041-1000\Software\Microsoft\Windows\CurrentVersion\Run\Ebdaugba = "C:\\Users\\Admin\\AppData\\Roaming\\Ifohef\\ydgoyc.exe"	msiexec.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

zloader 2_1.0.8.0.vir.exe

description pid process target process

PID 3944 set thread context of 2112 3944 zloader 2_1.0.8.0.vir.exe msiexec.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

msiexec.exe

description pid process

Token: SeSecurityPrivilege 2112 msiexec.exe
Token: SeSecurityPrivilege 2112 msiexec.exe

description	pid	process	target process
PID 3944 set thread context of 2112	3944	zloader 2_1.0.8.0.vir.exe	msiexec.exe

description	pid	process
Token: SeSecurityPrivilege	2112	msiexec.exe
Token: SeSecurityPrivilege	2112	msiexec.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

zloader 2_1.0.8.0.vir.exe

description	pid	process	target process
PID 3944 wrote to memory of 2112	3944	zloader 2_1.0.8.0.vir.exe	msiexec.exe
PID 3944 wrote to memory of 2112	3944	zloader 2_1.0.8.0.vir.exe	msiexec.exe
PID 3944 wrote to memory of 2112	3944	zloader 2_1.0.8.0.vir.exe	msiexec.exe
PID 3944 wrote to memory of 2112	3944	zloader 2_1.0.8.0.vir.exe	msiexec.exe
PID 3944 wrote to memory of 2112	3944	zloader 2_1.0.8.0.vir.exe	msiexec.exe

C:\Users\Admin\AppData\Local\Temp\zloader 2_1.0.8.0.vir.exe
"C:\Users\Admin\AppData\Local\Temp\zloader 2_1.0.8.0.vir.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3944

C:\Windows\SysWOW64\msiexec.exe
msiexec.exe
2⤵
- Blacklisted process makes network request
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
PID:2112

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/2112-0-0x0000000003200000-0x000000000322A000-memory.dmp

Filesize
168KB

Download
memory/2112-1-0x0000000000000000-mapping.dmp

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