bcf8e85b7d46d5069b99769b405ece5a7d187f7c5fc7d74f66b63721c17f050c

Analysis

max time kernel
136s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
04/10/2022, 05:15

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General

Target

bcf8e85b7d46d5069b99769b405ece5a7d187f7c5fc7d74f66b63721c17f050c.exe
Size

288KB
MD5

5eed71f51cafd4683a97fe06f2767c91
SHA1

f4f1ef528d190c1f3445869440c62ba123a4d414
SHA256

bcf8e85b7d46d5069b99769b405ece5a7d187f7c5fc7d74f66b63721c17f050c
SHA512

9a54cf790104182b493a85153e3d8475c384ac998d72d6196aa4e1016e073b44df06bf77587d81a1d9300738580b7551140866d60120c17ac1e6dca3b83f7535
SSDEEP

3072:RFPx05fg+aK3+IXBtu9r5tMrwMxQtnhXINxBjPHmCqChvaik028V3G5Ms52kkr7k:HPxpKvRtsopxahYNxdHLh5k00on75G

Score

8^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4524	bcf8e85b7d46d5069b99769b405ece5a7d187f7c5fc7d74f66b63721c17f050cmgr.exe

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4524-137-0x0000000000400000-0x0000000000451000-memory.dmp	upx

Loads dropped DLL 1 IoCs

pid	Process
4524	bcf8e85b7d46d5069b99769b405ece5a7d187f7c5fc7d74f66b63721c17f050cmgr.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3320	4524	WerFault.exe	81

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4752 wrote to memory of 4524	4752	bcf8e85b7d46d5069b99769b405ece5a7d187f7c5fc7d74f66b63721c17f050c.exe	81
PID 4752 wrote to memory of 4524	4752	bcf8e85b7d46d5069b99769b405ece5a7d187f7c5fc7d74f66b63721c17f050c.exe	81
PID 4752 wrote to memory of 4524	4752	bcf8e85b7d46d5069b99769b405ece5a7d187f7c5fc7d74f66b63721c17f050c.exe	81

C:\Users\Admin\AppData\Local\Temp\bcf8e85b7d46d5069b99769b405ece5a7d187f7c5fc7d74f66b63721c17f050c.exe
"C:\Users\Admin\AppData\Local\Temp\bcf8e85b7d46d5069b99769b405ece5a7d187f7c5fc7d74f66b63721c17f050c.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4752
- C:\Users\Admin\AppData\Local\Temp\bcf8e85b7d46d5069b99769b405ece5a7d187f7c5fc7d74f66b63721c17f050cmgr.exe
  C:\Users\Admin\AppData\Local\Temp\bcf8e85b7d46d5069b99769b405ece5a7d187f7c5fc7d74f66b63721c17f050cmgr.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:4524
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4524 -s 280
    3⤵
    - Program crash
    PID:3320

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4524 -ip 4524
1⤵
PID:2260

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\bcf8e85b7d46d5069b99769b405ece5a7d187f7c5fc7d74f66b63721c17f050cmgr.exe

Filesize
122KB

MD5
21a5c5dd712299717244b866a11908ea

SHA1
f4fbf8a9da685b49bdb7e95776600144748a7b80

SHA256
279f701051f98ef754d8657de303224ffee88d4c0f41cf9ecef6af4480087bcb

SHA512
b91e9458219539a3df1a6cedd2bdda3821b9df5ac6123e1ade442084e6a5b38a9dd51f23d62671ffca7c59f91a9b0cbf0d56d1f93cae3338fbcd2e6d216980e7

Download Submit
C:\Users\Admin\AppData\Local\Temp\bcf8e85b7d46d5069b99769b405ece5a7d187f7c5fc7d74f66b63721c17f050cmgr.exe

Filesize
122KB

MD5
21a5c5dd712299717244b866a11908ea

SHA1
f4fbf8a9da685b49bdb7e95776600144748a7b80

SHA256
279f701051f98ef754d8657de303224ffee88d4c0f41cf9ecef6af4480087bcb

SHA512
b91e9458219539a3df1a6cedd2bdda3821b9df5ac6123e1ade442084e6a5b38a9dd51f23d62671ffca7c59f91a9b0cbf0d56d1f93cae3338fbcd2e6d216980e7

Download Submit
C:\Users\Admin\AppData\Local\Temp\~TM6621.tmp

Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

Download Submit
memory/4524-137-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/4524-138-0x0000000000560000-0x00000000005B1000-memory.dmp

Filesize
324KB

Download
memory/4524-139-0x0000000077520000-0x00000000776C3000-memory.dmp

Filesize
1.6MB

Download
memory/4752-132-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/4752-140-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download