787daa280eee49b5932171c348689815f465d0d012dbf6f0d0b2f5b5297a563b

Analysis

max time kernel
149s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
13/10/2024, 23:51

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General

Target

787daa280eee49b5932171c348689815f465d0d012dbf6f0d0b2f5b5297a563b.exe
Size

67KB
MD5

01047b13ad9c400ded5523047d12298a
SHA1

29db55d348342729a0a97523f60e234f62fddeb2
SHA256

787daa280eee49b5932171c348689815f465d0d012dbf6f0d0b2f5b5297a563b
SHA512

b6d353d350776cd69c43e6409c0e7206113cc7d3005b8502b6f358830cd62cd3fce3cf56e8003e64864787f9306a3ee60c3aee6d4a6508bec06b53c60fbd52a2
SSDEEP

1536:NAo0Tj2d6rnJwwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjU+Eh6IbIKv8hDhWhT:NAoglOwvl4ulkP6vghzwYu7vih9GueIe

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2556	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2556	microsofthelp.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	787daa280eee49b5932171c348689815f465d0d012dbf6f0d0b2f5b5297a563b.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	787daa280eee49b5932171c348689815f465d0d012dbf6f0d0b2f5b5297a563b.exe
File created	C:\Windows\HidePlugin.dll	microsofthelp.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	787daa280eee49b5932171c348689815f465d0d012dbf6f0d0b2f5b5297a563b.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2116 wrote to memory of 2556	2116	787daa280eee49b5932171c348689815f465d0d012dbf6f0d0b2f5b5297a563b.exe	30
PID 2116 wrote to memory of 2556	2116	787daa280eee49b5932171c348689815f465d0d012dbf6f0d0b2f5b5297a563b.exe	30
PID 2116 wrote to memory of 2556	2116	787daa280eee49b5932171c348689815f465d0d012dbf6f0d0b2f5b5297a563b.exe	30
PID 2116 wrote to memory of 2556	2116	787daa280eee49b5932171c348689815f465d0d012dbf6f0d0b2f5b5297a563b.exe	30

C:\Users\Admin\AppData\Local\Temp\787daa280eee49b5932171c348689815f465d0d012dbf6f0d0b2f5b5297a563b.exe
"C:\Users\Admin\AppData\Local\Temp\787daa280eee49b5932171c348689815f465d0d012dbf6f0d0b2f5b5297a563b.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2116
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:2556

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\microsofthelp.exe

Filesize
68KB

MD5
bfbd4fa192cffb939220a0fbfbf32a13

SHA1
3f1767e97e2aa56fa9a2a9925464a6d574fc9eb3

SHA256
c68189918c6e8a2febbfc0667ebe7533c1be8598ed38d1af3319d693b28aa5a3

SHA512
7db143ebeb744aa1ec4c30b5d2d2b04713851d66e65690a09a53f9ae9a9a5ed116885ff1dbcbcae81f5bc9831eb4779c8bd2eb3efff529cfd4b50e2f18833e48

Download Submit
memory/2116-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2116-6-0x0000000000220000-0x000000000022F000-memory.dmp

Filesize
60KB

Download
memory/2116-8-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2556-10-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads