4cb6e9aebf1e565f4cb11b4bddcf9b7afcf56c390c1e2d849a64b31b997547ae

Analysis

max time kernel
150s
max time network
153s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
01-09-2023 05:52

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General

Target

boolhongupdater0.2.exe
Size

3.1MB
MD5

e03f0567a9bb99e664bdc1d12aa21677
SHA1

8483f5a57b107430cc899f5bfb1dfa434e3690a5
SHA256

4cb6e9aebf1e565f4cb11b4bddcf9b7afcf56c390c1e2d849a64b31b997547ae
SHA512

31c82a1ae1aa3799e6a96fd350baf7036c1abd9898f108ac478d7b10a63749353b644eeb691b9e108d0a4a7f8a1f11c0b051002e39a2f9c035fbfaf0dbef2dea
SSDEEP

49152:ImK/wTPCM7YgUtlCUr8j2f0alT7Vzw3OBT+7Gm8vo4j3cxeHHxzB1A1Jcea:IkKM7eXhgMT763OEv8wQsIVB61/a

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

MSBuild.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000\Software\Microsoft\Windows\CurrentVersion\Run\updater = "C:\\Users\\Admin\\AppData\\Local\\chrome\\updater"	MSBuild.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs

Processes:

MSBuild.exe

pid process

1952 MSBuild.exe
1952 MSBuild.exe
1952 MSBuild.exe
1952 MSBuild.exe
1952 MSBuild.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

boolhongupdater0.2.exe

description pid process target process

PID 1376 set thread context of 1952 1376 boolhongupdater0.2.exe MSBuild.exe

pid	process
1952	MSBuild.exe
1952	MSBuild.exe
1952	MSBuild.exe
1952	MSBuild.exe
1952	MSBuild.exe

description	pid	process	target process
PID 1376 set thread context of 1952	1376	boolhongupdater0.2.exe	MSBuild.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

boolhongupdater0.2.exeMSBuild.exe

description	pid	process
Token: SeDebugPrivilege	1376	boolhongupdater0.2.exe
Token: SeDebugPrivilege	1952	MSBuild.exe
Token: SeShutdownPrivilege	1952	MSBuild.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

MSBuild.exe

pid process

1952 MSBuild.exe
1952 MSBuild.exe

pid	process
1952	MSBuild.exe
1952	MSBuild.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

boolhongupdater0.2.exe

description	pid	process	target process
PID 1376 wrote to memory of 1952	1376	boolhongupdater0.2.exe	MSBuild.exe
PID 1376 wrote to memory of 1952	1376	boolhongupdater0.2.exe	MSBuild.exe
PID 1376 wrote to memory of 1952	1376	boolhongupdater0.2.exe	MSBuild.exe
PID 1376 wrote to memory of 1952	1376	boolhongupdater0.2.exe	MSBuild.exe
PID 1376 wrote to memory of 1952	1376	boolhongupdater0.2.exe	MSBuild.exe
PID 1376 wrote to memory of 1952	1376	boolhongupdater0.2.exe	MSBuild.exe
PID 1376 wrote to memory of 1952	1376	boolhongupdater0.2.exe	MSBuild.exe
PID 1376 wrote to memory of 1952	1376	boolhongupdater0.2.exe	MSBuild.exe
PID 1376 wrote to memory of 1952	1376	boolhongupdater0.2.exe	MSBuild.exe
PID 1376 wrote to memory of 1952	1376	boolhongupdater0.2.exe	MSBuild.exe
PID 1376 wrote to memory of 1952	1376	boolhongupdater0.2.exe	MSBuild.exe
PID 1376 wrote to memory of 1952	1376	boolhongupdater0.2.exe	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe
"C:\Users\Admin\AppData\Local\Temp\boolhongupdater0.2.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1376

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
2⤵
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1952

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1376-0-0x0000000074960000-0x000000007504E000-memory.dmp

Filesize
6.9MB

Download
memory/1376-1-0x0000000000CC0000-0x0000000000FDA000-memory.dmp

Filesize
3.1MB

Download
memory/1376-2-0x0000000000590000-0x00000000005D0000-memory.dmp

Filesize
256KB

Download
memory/1376-3-0x0000000005C90000-0x0000000005F0C000-memory.dmp

Filesize
2.5MB

Download
memory/1376-4-0x0000000005C90000-0x0000000005F06000-memory.dmp

Filesize
2.5MB

Download
memory/1376-5-0x0000000005C90000-0x0000000005F06000-memory.dmp

Filesize
2.5MB

Download
memory/1376-7-0x0000000005C90000-0x0000000005F06000-memory.dmp

Filesize
2.5MB

Download
memory/1376-9-0x0000000005C90000-0x0000000005F06000-memory.dmp

Filesize
2.5MB

Download
memory/1376-11-0x0000000005C90000-0x0000000005F06000-memory.dmp

Filesize
2.5MB

Download
memory/1376-13-0x0000000005C90000-0x0000000005F06000-memory.dmp

Filesize
2.5MB

Download
memory/1376-17-0x0000000005C90000-0x0000000005F06000-memory.dmp

Filesize
2.5MB

Download
memory/1376-15-0x0000000005C90000-0x0000000005F06000-memory.dmp

Filesize
2.5MB

Download
memory/1376-19-0x0000000005C90000-0x0000000005F06000-memory.dmp

Filesize
2.5MB

Download
memory/1376-21-0x0000000005C90000-0x0000000005F06000-memory.dmp

Filesize
2.5MB

Download
memory/1376-23-0x0000000005C90000-0x0000000005F06000-memory.dmp

Filesize
2.5MB

Download
memory/1376-25-0x0000000005C90000-0x0000000005F06000-memory.dmp

Filesize
2.5MB

Download
memory/1376-27-0x0000000005C90000-0x0000000005F06000-memory.dmp

Filesize
2.5MB

Download
memory/1376-31-0x0000000005C90000-0x0000000005F06000-memory.dmp

Filesize
2.5MB

Download
memory/1376-29-0x0000000005C90000-0x0000000005F06000-memory.dmp

Filesize
2.5MB

Download
memory/1376-33-0x0000000005C90000-0x0000000005F06000-memory.dmp

Filesize
2.5MB

Download
memory/1376-37-0x0000000005C90000-0x0000000005F06000-memory.dmp

Filesize
2.5MB

Download
memory/1376-35-0x0000000005C90000-0x0000000005F06000-memory.dmp

Filesize
2.5MB

Download
memory/1376-41-0x0000000005C90000-0x0000000005F06000-memory.dmp

Filesize
2.5MB

Download
memory/1376-39-0x0000000005C90000-0x0000000005F06000-memory.dmp

Filesize
2.5MB

Download
memory/1376-45-0x0000000005C90000-0x0000000005F06000-memory.dmp

Filesize
2.5MB

Download
memory/1376-43-0x0000000005C90000-0x0000000005F06000-memory.dmp

Filesize
2.5MB

Download
memory/1376-47-0x0000000005C90000-0x0000000005F06000-memory.dmp

Filesize
2.5MB

Download
memory/1376-51-0x0000000005C90000-0x0000000005F06000-memory.dmp

Filesize
2.5MB

Download
memory/1376-49-0x0000000005C90000-0x0000000005F06000-memory.dmp

Filesize
2.5MB

Download
memory/1376-53-0x0000000005C90000-0x0000000005F06000-memory.dmp

Filesize
2.5MB

Download
memory/1376-57-0x0000000005C90000-0x0000000005F06000-memory.dmp

Filesize
2.5MB

Download
memory/1376-55-0x0000000005C90000-0x0000000005F06000-memory.dmp

Filesize
2.5MB

Download
memory/1376-63-0x0000000005C90000-0x0000000005F06000-memory.dmp

Filesize
2.5MB

Download
memory/1376-61-0x0000000005C90000-0x0000000005F06000-memory.dmp

Filesize
2.5MB

Download
memory/1376-59-0x0000000005C90000-0x0000000005F06000-memory.dmp

Filesize
2.5MB

Download
memory/1376-65-0x0000000005C90000-0x0000000005F06000-memory.dmp

Filesize
2.5MB

Download
memory/1376-67-0x0000000005C90000-0x0000000005F06000-memory.dmp

Filesize
2.5MB

Download
memory/1376-128-0x0000000074960000-0x000000007504E000-memory.dmp

Filesize
6.9MB

Download
memory/1376-266-0x0000000000590000-0x00000000005D0000-memory.dmp

Filesize
256KB

Download
memory/1376-1082-0x0000000000670000-0x0000000000671000-memory.dmp

Filesize
4KB

Download
memory/1376-1083-0x0000000009160000-0x0000000009356000-memory.dmp

Filesize
2.0MB

Download
memory/1376-1084-0x0000000002520000-0x000000000256C000-memory.dmp

Filesize
304KB

Download
memory/1376-1096-0x0000000074960000-0x000000007504E000-memory.dmp

Filesize
6.9MB

Download
memory/1952-1107-0x00000000001A0000-0x00000000001AA000-memory.dmp

Filesize
40KB

Download
memory/1952-1108-0x00000000001A0000-0x00000000001AA000-memory.dmp

Filesize
40KB

Download
memory/1952-1113-0x00000000001A0000-0x00000000001AA000-memory.dmp

Filesize
40KB

Download
memory/1952-1114-0x00000000001A0000-0x00000000001AA000-memory.dmp

Filesize
40KB

Download