bcd079ed77301cc5f6a0443ccb3c5b4fe4a4b660ad61d5bcc40f0224c8c2da63

Analysis

max time kernel
150s
max time network
154s
platform
windows7_x64
resource
win7-20230703-en
resource tags

arch:x64arch:x86image:win7-20230703-enlocale:en-usos:windows7-x64system
submitted
09-07-2023 14:57

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General

Target

7d7356c0cfb9265b7e61bd38a.exe
Size

219KB
MD5

7d7356c0cfb9265b7e61bd38a99f68c7
SHA1

007c599c04fe7b75911e24c6cfbccd768350fca7
SHA256

bcd079ed77301cc5f6a0443ccb3c5b4fe4a4b660ad61d5bcc40f0224c8c2da63
SHA512

b4025037ac51b0ee94c77ffcd8a7d26f79d15da9029c3b5dec727d4d310fcb69681e7722d3ec171b469a5ad39f092322e9faf803701d45202809e73e1863dea4
SSDEEP

3072:IahKyd2n31n5GWp1icKAArDZz4N9GhbkrNEk1GI8YyelYW+XgE4HfQUT:IahOnp0yN90QEW8LmmlWfQ4

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

coverperform.exe

pid process

720 coverperform.exe

pid	process
720	coverperform.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

7d7356c0cfb9265b7e61bd38a.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce	7d7356c0cfb9265b7e61bd38a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	7d7356c0cfb9265b7e61bd38a.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

coverperform.exe

description pid process

Token: SeDebugPrivilege 720 coverperform.exe

description	pid	process
Token: SeDebugPrivilege	720	coverperform.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

7d7356c0cfb9265b7e61bd38a.exe

description	pid	process	target process
PID 2292 wrote to memory of 720	2292	7d7356c0cfb9265b7e61bd38a.exe	coverperform.exe
PID 2292 wrote to memory of 720	2292	7d7356c0cfb9265b7e61bd38a.exe	coverperform.exe
PID 2292 wrote to memory of 720	2292	7d7356c0cfb9265b7e61bd38a.exe	coverperform.exe
PID 2292 wrote to memory of 720	2292	7d7356c0cfb9265b7e61bd38a.exe	coverperform.exe

C:\Users\Admin\AppData\Local\Temp\7d7356c0cfb9265b7e61bd38a.exe
"C:\Users\Admin\AppData\Local\Temp\7d7356c0cfb9265b7e61bd38a.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2292
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\coverperform.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\coverperform.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:720

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:\Users\Admin\AppData\Local\Temp\IXP000.TMP\coverperform.exe

Filesize
96KB

MD5
c37c6ac81e9c30c498df277fa543df08

SHA1
a4d7e3b23d3ad93f9767f76029d9828c6fa7e8b6

SHA256
d06fb3c9f02e16771a6a4d4b37c4683d5afaf2ed4c0121e195bdc9eef953a074

SHA512
7300193cf0df0be98c084b8f2fdec89f529ee94d71c99c537ef8d4bd6d3e97dd089b41e9e73527ebbf87f3fefaa3de7bee1eaf9fea064386f094524d541c11c2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\coverperform.exe

Filesize
96KB

MD5
c37c6ac81e9c30c498df277fa543df08

SHA1
a4d7e3b23d3ad93f9767f76029d9828c6fa7e8b6

SHA256
d06fb3c9f02e16771a6a4d4b37c4683d5afaf2ed4c0121e195bdc9eef953a074

SHA512
7300193cf0df0be98c084b8f2fdec89f529ee94d71c99c537ef8d4bd6d3e97dd089b41e9e73527ebbf87f3fefaa3de7bee1eaf9fea064386f094524d541c11c2

Download Submit
memory/720-62-0x00000000009C0000-0x00000000009DE000-memory.dmp

Filesize
120KB

Download
memory/720-63-0x0000000001DF0000-0x0000000001E30000-memory.dmp

Filesize
256KB

Download
memory/720-64-0x0000000001DF0000-0x0000000001E30000-memory.dmp

Filesize
256KB

Download