bcf8e85b7d46d5069b99769b405ece5a7d187f7c5fc7d74f66b63721c17f050c

Analysis

max time kernel
44s
max time network
49s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-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
1996	bcf8e85b7d46d5069b99769b405ece5a7d187f7c5fc7d74f66b63721c17f050cmgr.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1996-60-0x0000000000400000-0x0000000000451000-memory.dmp	upx

Loads dropped DLL 4 IoCs

pid	Process
1168	bcf8e85b7d46d5069b99769b405ece5a7d187f7c5fc7d74f66b63721c17f050c.exe
1168	bcf8e85b7d46d5069b99769b405ece5a7d187f7c5fc7d74f66b63721c17f050c.exe
1996	bcf8e85b7d46d5069b99769b405ece5a7d187f7c5fc7d74f66b63721c17f050cmgr.exe
1996	bcf8e85b7d46d5069b99769b405ece5a7d187f7c5fc7d74f66b63721c17f050cmgr.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
548	1996	WerFault.exe	27

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1168 wrote to memory of 1996	1168	bcf8e85b7d46d5069b99769b405ece5a7d187f7c5fc7d74f66b63721c17f050c.exe	27
PID 1168 wrote to memory of 1996	1168	bcf8e85b7d46d5069b99769b405ece5a7d187f7c5fc7d74f66b63721c17f050c.exe	27
PID 1168 wrote to memory of 1996	1168	bcf8e85b7d46d5069b99769b405ece5a7d187f7c5fc7d74f66b63721c17f050c.exe	27
PID 1168 wrote to memory of 1996	1168	bcf8e85b7d46d5069b99769b405ece5a7d187f7c5fc7d74f66b63721c17f050c.exe	27

C:\Users\Admin\AppData\Local\Temp\bcf8e85b7d46d5069b99769b405ece5a7d187f7c5fc7d74f66b63721c17f050c.exe
"C:\Users\Admin\AppData\Local\Temp\bcf8e85b7d46d5069b99769b405ece5a7d187f7c5fc7d74f66b63721c17f050c.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1168
- C:\Users\Admin\AppData\Local\Temp\bcf8e85b7d46d5069b99769b405ece5a7d187f7c5fc7d74f66b63721c17f050cmgr.exe
  C:\Users\Admin\AppData\Local\Temp\bcf8e85b7d46d5069b99769b405ece5a7d187f7c5fc7d74f66b63721c17f050cmgr.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:1996
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1996 -s 100
    3⤵
    - Program crash
    PID:548

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

Filesize
122KB

MD5
21a5c5dd712299717244b866a11908ea

SHA1
f4fbf8a9da685b49bdb7e95776600144748a7b80

SHA256
279f701051f98ef754d8657de303224ffee88d4c0f41cf9ecef6af4480087bcb

SHA512
b91e9458219539a3df1a6cedd2bdda3821b9df5ac6123e1ade442084e6a5b38a9dd51f23d62671ffca7c59f91a9b0cbf0d56d1f93cae3338fbcd2e6d216980e7

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

Filesize
122KB

MD5
21a5c5dd712299717244b866a11908ea

SHA1
f4fbf8a9da685b49bdb7e95776600144748a7b80

SHA256
279f701051f98ef754d8657de303224ffee88d4c0f41cf9ecef6af4480087bcb

SHA512
b91e9458219539a3df1a6cedd2bdda3821b9df5ac6123e1ade442084e6a5b38a9dd51f23d62671ffca7c59f91a9b0cbf0d56d1f93cae3338fbcd2e6d216980e7

Download Submit
\Users\Admin\AppData\Local\Temp\~TM658.tmp

Filesize
1.2MB

MD5
d124f55b9393c976963407dff51ffa79

SHA1
2c7bbedd79791bfb866898c85b504186db610b5d

SHA256
ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

SHA512
278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

Download Submit
\Users\Admin\AppData\Local\Temp\~TM688.tmp

Filesize
1.1MB

MD5
9b98d47916ead4f69ef51b56b0c2323c

SHA1
290a80b4ded0efc0fd00816f373fcea81a521330

SHA256
96e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b

SHA512
68b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94

Download Submit
memory/1168-63-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/1996-60-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1996-61-0x0000000000220000-0x0000000000271000-memory.dmp

Filesize
324KB

Download
memory/1996-62-0x0000000077550000-0x00000000776D0000-memory.dmp

Filesize
1.5MB

Download