d94c18212f6b528c1b2c419d05393f8efcd012c2c1e0e2a0abc33de0937fb84b

Analysis

max time kernel
154s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
09/03/2024, 14:50

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General

Target

bc13b97d581d8a5a01a44d52d73fcdfa.exe
Size

56KB
MD5

bc13b97d581d8a5a01a44d52d73fcdfa
SHA1

6bb7f2ddc069ca127b8ab9ce51e9dda0a6575752
SHA256

d94c18212f6b528c1b2c419d05393f8efcd012c2c1e0e2a0abc33de0937fb84b
SHA512

b4de24c98eab1e124b1dbde25d07beabc6f85efb77c3f5cf957b395029a9194b1df6c26dee48f6caa3944c50c55330c0ddc9361e026ab27fe9f9856589e5c4ec
SSDEEP

768:coOjbhlc7sUoQnAz3ppOo0QJSHijv5js/wJJQzGeSXfT+DYwiREEpZFQlGGZc2OS:1OPhlosUoAarDX1JJcgTlEEXFwlu2Nl

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 2 IoCs

pid	Process
3496	bc13b97d581d8a5a01a44d52d73fcdfa.exe
3496	bc13b97d581d8a5a01a44d52d73fcdfa.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\PROGRA~1\INTERN~1\ieframe.dll	cmd.exe
File opened for modification	C:\PROGRA~1\INTERN~1\ieframe.dll	cmd.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3496 wrote to memory of 3296	3496	bc13b97d581d8a5a01a44d52d73fcdfa.exe	91
PID 3496 wrote to memory of 3296	3496	bc13b97d581d8a5a01a44d52d73fcdfa.exe	91
PID 3496 wrote to memory of 3296	3496	bc13b97d581d8a5a01a44d52d73fcdfa.exe	91

C:\Users\Admin\AppData\Local\Temp\bc13b97d581d8a5a01a44d52d73fcdfa.exe
"C:\Users\Admin\AppData\Local\Temp\bc13b97d581d8a5a01a44d52d73fcdfa.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3496
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c copy C:\Users\Admin\AppData\Local\Temp\ife.txt "C:\PROGRA~1\INTERN~1\ieframe.dll" /a
  2⤵
  - Drops file in Program Files directory
  PID:3296

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\ife.txt

Filesize
17.0MB

MD5
ab87afa3f64ab2fc2c69dcfae4740c65

SHA1
051369dee2d6214960f4ef5fbf4e5c817f574440

SHA256
c2014da6b0b02666b9ea250a0740c0eecff1d3b067f4f2211db27e164736a266

SHA512
d2c33c4370e98cd018a11bc22ab48b6eac370a235e3f78f89893777a02b359227ba32c71f547f1618e98d3381269d7687e54c7e5053e5f791e1a897a5e5a757f

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsr9695.tmp\nsExec.dll

Filesize
6KB

MD5
e54eb27fb5048964e8d1ec7a1f72334b

SHA1
2b76d7aedafd724de96532b00fbc6c7c370e4609

SHA256
ff00f5f7b8d6ca6a79aebd08f9625a5579affcd09f3a25fdf728a7942527a824

SHA512
c9ddd19484a6218f926295a88f8776aff6c0a98565714290485f9b3b53e7b673724946defed0207064d6ab0b1baa7cb3477952f61dbe22947238d3f5802fa4f4

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsr9695.tmp\time.dll

Filesize
10KB

MD5
38977533750fe69979b2c2ac801f96e6

SHA1
74643c30cda909e649722ed0c7f267903558e92a

SHA256
b4a95a455e53372c59f91bc1b5fb9e5c8e4a10a506fa04aaf7be27048b30ae35

SHA512
e17069395ad4a17e24f7cd3c532670d40244bd5ae3887c82e3b2e4a68c250cd55e2d8b329d6ff0e2d758955ab7470534e6307779e49fe331c1fd2242ea73fd53

Download Submit