4a9006cf3b6e40360af21fbc2c9c419a58212f9fc06cb2a534240790a2e6dbac

Analysis

max time kernel
28s
max time network
121s
platform
windows10_x64
resource
win10v20201028
submitted
26-01-2021 02:37

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General

Target

3be39aebffed61e79f7bd2405d3e2722a1cf388a820b819ff76c1c1a132fd37a.exe

Score

8^/10

persistence vmprotect

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

CompPkgSup.exe

pid process

3920 CompPkgSup.exe

pid	process
3920	CompPkgSup.exe

VMProtect packed file 2 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

Processes:

resource	yara_rule
C:\ProgramData\ComponentUpdater\CompPkgSup.exe	vmprotect
C:\ProgramData\ComponentUpdater\CompPkgSup.exe	vmprotect

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

reg.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Software\Microsoft\Windows\CurrentVersion\Run\PackagesSupport = "C:\\ProgramData\\ComponentUpdater\\CompPkgSup.exe"	reg.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

188 schtasks.exe
Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

2532 taskkill.exe
Modifies registry key 1 TTPs 1 IoCs

Modify Registry
T1112

Processes:

reg.exe

pid process

1552 reg.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 2532 taskkill.exe

pid	process
188	schtasks.exe

pid	process
2532	taskkill.exe

pid	process
1552	reg.exe

description	pid	process
Token: SeDebugPrivilege	2532	taskkill.exe

Suspicious use of WriteProcessMemory 27 IoCs

Processes:

3be39aebffed61e79f7bd2405d3e2722a1cf388a820b819ff76c1c1a132fd37a.execmd.execmd.execmd.execmd.exe

description	pid	process	target process
PID 3932 wrote to memory of 2436	3932	3be39aebffed61e79f7bd2405d3e2722a1cf388a820b819ff76c1c1a132fd37a.exe	cmd.exe
PID 3932 wrote to memory of 2436	3932	3be39aebffed61e79f7bd2405d3e2722a1cf388a820b819ff76c1c1a132fd37a.exe	cmd.exe
PID 3932 wrote to memory of 2436	3932	3be39aebffed61e79f7bd2405d3e2722a1cf388a820b819ff76c1c1a132fd37a.exe	cmd.exe
PID 2436 wrote to memory of 2532	2436	cmd.exe	taskkill.exe
PID 2436 wrote to memory of 2532	2436	cmd.exe	taskkill.exe
PID 2436 wrote to memory of 2532	2436	cmd.exe	taskkill.exe
PID 3932 wrote to memory of 2196	3932	3be39aebffed61e79f7bd2405d3e2722a1cf388a820b819ff76c1c1a132fd37a.exe	cmd.exe
PID 3932 wrote to memory of 2196	3932	3be39aebffed61e79f7bd2405d3e2722a1cf388a820b819ff76c1c1a132fd37a.exe	cmd.exe
PID 3932 wrote to memory of 2196	3932	3be39aebffed61e79f7bd2405d3e2722a1cf388a820b819ff76c1c1a132fd37a.exe	cmd.exe
PID 3932 wrote to memory of 2408	3932	3be39aebffed61e79f7bd2405d3e2722a1cf388a820b819ff76c1c1a132fd37a.exe	cmd.exe
PID 3932 wrote to memory of 2408	3932	3be39aebffed61e79f7bd2405d3e2722a1cf388a820b819ff76c1c1a132fd37a.exe	cmd.exe
PID 3932 wrote to memory of 2408	3932	3be39aebffed61e79f7bd2405d3e2722a1cf388a820b819ff76c1c1a132fd37a.exe	cmd.exe
PID 3932 wrote to memory of 188	3932	3be39aebffed61e79f7bd2405d3e2722a1cf388a820b819ff76c1c1a132fd37a.exe	schtasks.exe
PID 3932 wrote to memory of 188	3932	3be39aebffed61e79f7bd2405d3e2722a1cf388a820b819ff76c1c1a132fd37a.exe	schtasks.exe
PID 3932 wrote to memory of 188	3932	3be39aebffed61e79f7bd2405d3e2722a1cf388a820b819ff76c1c1a132fd37a.exe	schtasks.exe
PID 3932 wrote to memory of 1064	3932	3be39aebffed61e79f7bd2405d3e2722a1cf388a820b819ff76c1c1a132fd37a.exe	cmd.exe
PID 3932 wrote to memory of 1064	3932	3be39aebffed61e79f7bd2405d3e2722a1cf388a820b819ff76c1c1a132fd37a.exe	cmd.exe
PID 3932 wrote to memory of 1064	3932	3be39aebffed61e79f7bd2405d3e2722a1cf388a820b819ff76c1c1a132fd37a.exe	cmd.exe
PID 2196 wrote to memory of 3532	2196	cmd.exe	attrib.exe
PID 2196 wrote to memory of 3532	2196	cmd.exe	attrib.exe
PID 2196 wrote to memory of 3532	2196	cmd.exe	attrib.exe
PID 2408 wrote to memory of 1556	2408	cmd.exe	attrib.exe
PID 2408 wrote to memory of 1556	2408	cmd.exe	attrib.exe
PID 2408 wrote to memory of 1556	2408	cmd.exe	attrib.exe
PID 1064 wrote to memory of 1552	1064	cmd.exe	reg.exe
PID 1064 wrote to memory of 1552	1064	cmd.exe	reg.exe
PID 1064 wrote to memory of 1552	1064	cmd.exe	reg.exe

Views/modifies file attributes 1 TTPs 2 IoCs
evasion

Hidden Files and Directories
T1158

Processes:

attrib.exeattrib.exe

pid process

1556 attrib.exe
3532 attrib.exe

pid	process
1556	attrib.exe
3532	attrib.exe

C:\Users\Admin\AppData\Local\Temp\3be39aebffed61e79f7bd2405d3e2722a1cf388a820b819ff76c1c1a132fd37a.exe
"C:\Users\Admin\AppData\Local\Temp\3be39aebffed61e79f7bd2405d3e2722a1cf388a820b819ff76c1c1a132fd37a.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3932

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /F /IM CompPkgSup.exe
2⤵
- Suspicious use of WriteProcessMemory
PID:2436

C:\Windows\SysWOW64\taskkill.exe
taskkill /F /IM CompPkgSup.exe
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2532

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ATTRIB +h +s C:\ProgramData\ComponentUpdater
2⤵
- Suspicious use of WriteProcessMemory
PID:2196

C:\Windows\SysWOW64\attrib.exe
ATTRIB +h +s C:\ProgramData\ComponentUpdater
3⤵
- Views/modifies file attributes
PID:3532

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ATTRIB +h +s C:\ProgramData\ComponentUpdater\CompPkgSup.exe
2⤵
- Suspicious use of WriteProcessMemory
PID:2408

C:\Windows\SysWOW64\attrib.exe
ATTRIB +h +s C:\ProgramData\ComponentUpdater\CompPkgSup.exe
3⤵
- Views/modifies file attributes
PID:1556

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /create /sc MINUTE /mo 1 /tn "PackagesSupport" /tr "C:\ProgramData\ComponentUpdater\CompPkgSup.exe" /f
2⤵
- Creates scheduled task(s)
PID:188

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c reg add HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /v "PackagesSupport" /d "C:\ProgramData\ComponentUpdater\CompPkgSup.exe" /f
2⤵
- Suspicious use of WriteProcessMemory
PID:1064

C:\Windows\SysWOW64\reg.exe
reg add HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /v "PackagesSupport" /d "C:\ProgramData\ComponentUpdater\CompPkgSup.exe" /f
3⤵
- Adds Run key to start application
- Modifies registry key
PID:1552

C:\ProgramData\ComponentUpdater\CompPkgSup.exe
C:\ProgramData\ComponentUpdater\CompPkgSup.exe
1⤵
- Executes dropped EXE
PID:3920

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Registry Run Keys / Startup Folder

T1060

Scheduled Task

T1053

Hidden Files and Directories

T1158

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Modify Registry

T1112

Hidden Files and Directories

T1158

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\ProgramData\ComponentUpdater\CompPkgSup.exe
MD5
81c78d3e3e2ea4a6f5a7adc544472d9f

SHA1
5b0a43cfe170e65e2319eaf7ba69728a78b56094

SHA256
3be39aebffed61e79f7bd2405d3e2722a1cf388a820b819ff76c1c1a132fd37a

SHA512
2d3ca570619136bb260ef85b6b1296189a9cdde5d3cf97aa27137b875183a4f4afc2e66f129ac34f636a0a7355f1a1d204175b013164773cd9d5cb2f45bd88f5

Download Submit
C:\ProgramData\ComponentUpdater\CompPkgSup.exe
MD5
81c78d3e3e2ea4a6f5a7adc544472d9f

SHA1
5b0a43cfe170e65e2319eaf7ba69728a78b56094

SHA256
3be39aebffed61e79f7bd2405d3e2722a1cf388a820b819ff76c1c1a132fd37a

SHA512
2d3ca570619136bb260ef85b6b1296189a9cdde5d3cf97aa27137b875183a4f4afc2e66f129ac34f636a0a7355f1a1d204175b013164773cd9d5cb2f45bd88f5

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memory/188-6-0x0000000000000000-mapping.dmp

Download
memory/1064-7-0x0000000000000000-mapping.dmp

Download
memory/1552-10-0x0000000000000000-mapping.dmp

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memory/1556-9-0x0000000000000000-mapping.dmp

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memory/2196-4-0x0000000000000000-mapping.dmp

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memory/2408-5-0x0000000000000000-mapping.dmp

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memory/2436-2-0x0000000000000000-mapping.dmp

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memory/2532-3-0x0000000000000000-mapping.dmp

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memory/3532-8-0x0000000000000000-mapping.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads