23772cb6e9cf1546c3d711475275940078500450f454ee5e4fbca5e86717f34e

Analysis

max time kernel
192s
max time network
208s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
03/10/2022, 12:09

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General

Target

23772cb6e9cf1546c3d711475275940078500450f454ee5e4fbca5e86717f34e.exe
Size

126KB
MD5

68f478365e45c48348e3bcc90b8ce49b
SHA1

0d34b39c23e78d6279ddf0745cd113ed31cf0224
SHA256

23772cb6e9cf1546c3d711475275940078500450f454ee5e4fbca5e86717f34e
SHA512

10775c2d99fb0c80009382429eea87f5e7dfab8ac564b3b4ece7725a152f41d4b5bb39593de48a1c5ccaecfd66ae56c7b402fd2aff1923d9c4406c4b847df56d
SSDEEP

3072:odYZKfpX+d+YEQ1XvrvEw/gUCv4nKb6WV4HXP7NJ:szpudBEIg/UCqNeQH

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4368	charmapnt.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	charmapnt.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Mapa de caracteres para NT = "\"c:\\windows\\charmapnt.exe\""	charmapnt.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	\??\c:\windows\charmapnt.exe	23772cb6e9cf1546c3d711475275940078500450f454ee5e4fbca5e86717f34e.exe
File opened for modification	\??\c:\windows\charmapnt.exe	23772cb6e9cf1546c3d711475275940078500450f454ee5e4fbca5e86717f34e.exe
File created	C:\Windows\ieupdate.dat	charmapnt.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3408	23772cb6e9cf1546c3d711475275940078500450f454ee5e4fbca5e86717f34e.exe
4368	charmapnt.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3408 wrote to memory of 4368	3408	23772cb6e9cf1546c3d711475275940078500450f454ee5e4fbca5e86717f34e.exe	82
PID 3408 wrote to memory of 4368	3408	23772cb6e9cf1546c3d711475275940078500450f454ee5e4fbca5e86717f34e.exe	82
PID 3408 wrote to memory of 4368	3408	23772cb6e9cf1546c3d711475275940078500450f454ee5e4fbca5e86717f34e.exe	82

C:\Users\Admin\AppData\Local\Temp\23772cb6e9cf1546c3d711475275940078500450f454ee5e4fbca5e86717f34e.exe
"C:\Users\Admin\AppData\Local\Temp\23772cb6e9cf1546c3d711475275940078500450f454ee5e4fbca5e86717f34e.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3408
- \??\c:\windows\charmapnt.exe
  c:\windows\charmapnt.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Drops file in Windows directory
  - Suspicious use of SetWindowsHookEx
  PID:4368

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\charmapnt.exe

Filesize
126KB

MD5
68f478365e45c48348e3bcc90b8ce49b

SHA1
0d34b39c23e78d6279ddf0745cd113ed31cf0224

SHA256
23772cb6e9cf1546c3d711475275940078500450f454ee5e4fbca5e86717f34e

SHA512
10775c2d99fb0c80009382429eea87f5e7dfab8ac564b3b4ece7725a152f41d4b5bb39593de48a1c5ccaecfd66ae56c7b402fd2aff1923d9c4406c4b847df56d

Download Submit
\??\c:\windows\charmapnt.exe

Filesize
126KB

MD5
68f478365e45c48348e3bcc90b8ce49b

SHA1
0d34b39c23e78d6279ddf0745cd113ed31cf0224

SHA256
23772cb6e9cf1546c3d711475275940078500450f454ee5e4fbca5e86717f34e

SHA512
10775c2d99fb0c80009382429eea87f5e7dfab8ac564b3b4ece7725a152f41d4b5bb39593de48a1c5ccaecfd66ae56c7b402fd2aff1923d9c4406c4b847df56d

Download Submit
memory/3408-139-0x0000000000400000-0x0000000000513000-memory.dmp

Filesize
1.1MB

Download
memory/3408-141-0x0000000000400000-0x0000000000513000-memory.dmp

Filesize
1.1MB

Download
memory/4368-140-0x0000000000400000-0x0000000000513000-memory.dmp

Filesize
1.1MB

Download
memory/4368-142-0x0000000000400000-0x0000000000513000-memory.dmp

Filesize
1.1MB

Download