b43883980d9215ba475c4e7c4eaee47f3804557ce95be810f94bce80cabc46f1

Analysis

max time kernel
142s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 06:15

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General

Target

10d5f24aa9ef6395755562113f39b7a7.exe
Size

77KB
MD5

10d5f24aa9ef6395755562113f39b7a7
SHA1

d09c8bbe97bc400bc199ce36119723b812ad8662
SHA256

b43883980d9215ba475c4e7c4eaee47f3804557ce95be810f94bce80cabc46f1
SHA512

c002e19ee8b479915b6d414ebd200cf4334750d19cd07dc190223dd345ea70a7e17300090a8692a83b5385b37d185fc587d0cdbdcfa6f6df9adb8b4efd016974
SSDEEP

1536:xf4exGDkeZ4mOoSgJEAJJ0mqoQPolpws/X9AJeO9:p4eYZ4+1JXJJ0JSp5X9Oei

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 2 IoCs

pid	Process
3324	10d5f24aa9ef6395755562113f39b7a7.exe
3324	10d5f24aa9ef6395755562113f39b7a7.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 3324 wrote to memory of 3944	3324	10d5f24aa9ef6395755562113f39b7a7.exe	91
PID 3324 wrote to memory of 3944	3324	10d5f24aa9ef6395755562113f39b7a7.exe	91
PID 3324 wrote to memory of 3944	3324	10d5f24aa9ef6395755562113f39b7a7.exe	91

C:\Users\Admin\AppData\Local\Temp\10d5f24aa9ef6395755562113f39b7a7.exe
"C:\Users\Admin\AppData\Local\Temp\10d5f24aa9ef6395755562113f39b7a7.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3324
- 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:3944

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
5.5MB

MD5
e207b919d1d86129b1e85a1b33e41edf

SHA1
915379f22687f21ca6a94579fe341d85d16d8ad2

SHA256
497b9116260a3dccf4a4aa1e672c994e6f0ef7219dff9cfe8e73a6a8eac7c454

SHA512
699f0368707e3ab83660ceb75bb9bf8811e41ff9bb2abfd1dd2fb6a973b8bc5aad133f2df42775cdf95faf3bc97155e27432859ebcdf8d1499e5f47c018a1c8d

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsa94AF.tmp\nsExec.dll

Filesize
6KB

MD5
e54eb27fb5048964e8d1ec7a1f72334b

SHA1
2b76d7aedafd724de96532b00fbc6c7c370e4609

SHA256
ff00f5f7b8d6ca6a79aebd08f9625a5579affcd09f3a25fdf728a7942527a824

SHA512
c9ddd19484a6218f926295a88f8776aff6c0a98565714290485f9b3b53e7b673724946defed0207064d6ab0b1baa7cb3477952f61dbe22947238d3f5802fa4f4

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsa94AF.tmp\time.dll

Filesize
10KB

MD5
38977533750fe69979b2c2ac801f96e6

SHA1
74643c30cda909e649722ed0c7f267903558e92a

SHA256
b4a95a455e53372c59f91bc1b5fb9e5c8e4a10a506fa04aaf7be27048b30ae35

SHA512
e17069395ad4a17e24f7cd3c532670d40244bd5ae3887c82e3b2e4a68c250cd55e2d8b329d6ff0e2d758955ab7470534e6307779e49fe331c1fd2242ea73fd53

Download Submit