e10386b7f547744ec8a85b2a92397bb765c5786fba033b3aa0b2d9ef134c5109

Analysis

max time kernel
120s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08-10-2024 21:44

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General

Target

e10386b7f547744ec8a85b2a92397bb765c5786fba033b3aa0b2d9ef134c5109N.exe
Size

59KB
MD5

286600004d340beb91d34a94354f3340
SHA1

cecbbd1b324a5b1615d183311f2eeedf6f7dc65e
SHA256

e10386b7f547744ec8a85b2a92397bb765c5786fba033b3aa0b2d9ef134c5109
SHA512

292db770c8e63e8226a70de4338f2ec1b4d61d2c58db574bffe7285a5f81b8bf3639649092437744692707331032509fe6e8efbe219941d70dc5c639d18bc3fc
SSDEEP

1536:NDj2d6rnJbJnJBSX1nV1b1N1Il1k1YFI1x1J1MuEqx517Q/1T1Jzct01Nsqnl1Rh:FlnnJBSX1nV1b1N1Il1k1YFI1x1J1MuO

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2700	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2700	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-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	e10386b7f547744ec8a85b2a92397bb765c5786fba033b3aa0b2d9ef134c5109N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	e10386b7f547744ec8a85b2a92397bb765c5786fba033b3aa0b2d9ef134c5109N.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	e10386b7f547744ec8a85b2a92397bb765c5786fba033b3aa0b2d9ef134c5109N.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2700	microsofthelp.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2800 wrote to memory of 2700	2800	e10386b7f547744ec8a85b2a92397bb765c5786fba033b3aa0b2d9ef134c5109N.exe	30
PID 2800 wrote to memory of 2700	2800	e10386b7f547744ec8a85b2a92397bb765c5786fba033b3aa0b2d9ef134c5109N.exe	30
PID 2800 wrote to memory of 2700	2800	e10386b7f547744ec8a85b2a92397bb765c5786fba033b3aa0b2d9ef134c5109N.exe	30
PID 2800 wrote to memory of 2700	2800	e10386b7f547744ec8a85b2a92397bb765c5786fba033b3aa0b2d9ef134c5109N.exe	30

C:\Users\Admin\AppData\Local\Temp\e10386b7f547744ec8a85b2a92397bb765c5786fba033b3aa0b2d9ef134c5109N.exe
"C:\Users\Admin\AppData\Local\Temp\e10386b7f547744ec8a85b2a92397bb765c5786fba033b3aa0b2d9ef134c5109N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2800
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  - Suspicious use of SetWindowsHookEx
  PID:2700

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
60KB

MD5
81e23663e65fd822bfa815bb3fcd8084

SHA1
94a062f68b56d42057d0cdfdef0774535e3b5db3

SHA256
9f66c50727e76ffa0240536306953dad47bf052a2e2cda42eea3a6b1a1ea8a1f

SHA512
b21b226ceaadb881556b71d00d240762eb46595be87c1d2d05965600267995ea47c64c24db2a8efd6a16263da5e0680271c795a193cd1665d85504d59d618eb9

Download Submit
memory/2700-12-0x0000000010000000-0x0000000010005000-memory.dmp

Filesize
20KB

Download
memory/2700-13-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2800-0-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2800-7-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads