c64bfc6090d28cb1184b1b93ef92074eeb0ee95dad7540225b8c1dfb665c7d4e

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
13-10-2024 09:53

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General

Target

fn free/free fn ud.exe
Size

17.4MB
MD5

5a8ce9e182dc16125accf773b5319b94
SHA1

7a719376cc0024faabc40b65873aaa316d0cb19a
SHA256

49f24554507d9be6e25864af5810f00f7780a0a291515b07296ee5929463fb87
SHA512

023c0e9365dd3849d02eb2954a047aa57b41320c6e437fbc055aa1efdfab6cbc888ff46157c740e6ae641939e75f7d7ae93e40bfd2a952d46669d687934f2229
SSDEEP

393216:42LbVlj87d2iKWxTGz7kG6wIR/GsTizHqZd6FfOTic93:vVl8Z2hj7DIIser6dO4iE

Score

7^/10

upx

Malware Config

Signatures

Loads dropped DLL 7 IoCs

pid	Process
1976	free fn ud.exe
1976	free fn ud.exe
1976	free fn ud.exe
1976	free fn ud.exe
1976	free fn ud.exe
1976	free fn ud.exe
1976	free fn ud.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x000500000001c8b3-179.dat	upx

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2408 wrote to memory of 1976	2408	free fn ud.exe	28
PID 2408 wrote to memory of 1976	2408	free fn ud.exe	28
PID 2408 wrote to memory of 1976	2408	free fn ud.exe	28

C:\Users\Admin\AppData\Local\Temp\fn free\free fn ud.exe
"C:\Users\Admin\AppData\Local\Temp\fn free\free fn ud.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2408
- C:\Users\Admin\AppData\Local\Temp\fn free\free fn ud.exe
  "C:\Users\Admin\AppData\Local\Temp\fn free\free fn ud.exe"
  2⤵
  - Loads dropped DLL
  PID:1976

Network

MITRE ATT&CK Matrix

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Downloads

C:\Users\Admin\AppData\Local\Temp\_MEI24082\api-ms-win-core-file-l1-2-0.dll

Filesize
21KB

MD5
1c58526d681efe507deb8f1935c75487

SHA1
0e6d328faf3563f2aae029bc5f2272fb7a742672

SHA256
ef13dce8f71173315dfc64ab839b033ab19a968ee15230e9d4d2c9d558efeee2

SHA512
8edb9a0022f417648e2ece9e22c96e2727976332025c3e7d8f15bcf6d7d97e680d1bf008eb28e2e0bd57787dcbb71d38b2deb995b8edc35fa6852ab1d593f3d1

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI24082\api-ms-win-core-file-l2-1-0.dll

Filesize
18KB

MD5
bfffa7117fd9b1622c66d949bac3f1d7

SHA1
402b7b8f8dcfd321b1d12fc85a1ee5137a5569b2

SHA256
1ea267a2e6284f17dd548c6f2285e19f7edb15d6e737a55391140ce5cb95225e

SHA512
b319cc7b436b1be165cdf6ffcab8a87fe29de78f7e0b14c8f562be160481fb5483289bd5956fdc1d8660da7a3f86d8eede35c6cc2b7c3d4c852decf4b2dcdb7f

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI24082\api-ms-win-core-localization-l1-2-0.dll

Filesize
21KB

MD5
724223109e49cb01d61d63a8be926b8f

SHA1
072a4d01e01dbbab7281d9bd3add76f9a3c8b23b

SHA256
4e975f618df01a492ae433dff0dd713774d47568e44c377ceef9e5b34aad1210

SHA512
19b0065b894dc66c30a602c9464f118e7f84d83010e74457d48e93aaca4422812b093b15247b24d5c398b42ef0319108700543d13f156067b169ccfb4d7b6b7c

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI24082\api-ms-win-core-processthreads-l1-1-1.dll

Filesize
21KB

MD5
517eb9e2cb671ae49f99173d7f7ce43f

SHA1
4ccf38fed56166ddbf0b7efb4f5314c1f7d3b7ab

SHA256
57cc66bf0909c430364d35d92b64eb8b6a15dc201765403725fe323f39e8ac54

SHA512
492be2445b10f6bfe6c561c1fc6f5d1af6d1365b7449bc57a8f073b44ae49c88e66841f5c258b041547fcd33cbdcb4eb9dd3e24f0924db32720e51651e9286be

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI24082\api-ms-win-core-timezone-l1-1-0.dll

Filesize
21KB

MD5
d12403ee11359259ba2b0706e5e5111c

SHA1
03cc7827a30fd1dee38665c0cc993b4b533ac138

SHA256
f60e1751a6ac41f08e46480bf8e6521b41e2e427803996b32bdc5e78e9560781

SHA512
9004f4e59835af57f02e8d9625814db56f0e4a98467041da6f1367ef32366ad96e0338d48fff7cc65839a24148e2d9989883bcddc329d9f4d27cae3f843117d0

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI24082\pip-24.2.dist-info\top_level.txt

Filesize
4B

MD5
365c9bfeb7d89244f2ce01c1de44cb85

SHA1
d7a03141d5d6b1e88b6b59ef08b6681df212c599

SHA256
ceebae7b8927a3227e5303cf5e0f1f7b34bb542ad7250ac03fbcde36ec2f1508

SHA512
d220d322a4053d84130567d626a9f7bb2fb8f0b854da1621f001826dc61b0ed6d3f91793627e6f0ac2ac27aea2b986b6a7a63427f05fe004d8a2adfbdadc13c1

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI24082\python39.dll

Filesize
1.4MB

MD5
1661de9dc158325038ea32685a182107

SHA1
31a5b206059bfbdd333a43e800cb466f5e5a4d1a

SHA256
21396ce6f622f16d6cba3d8ac1f469654fa49d9edd57d407919012fe26b03a0c

SHA512
d8c50191f5adbca5b5d2693b13453765d0130ebcef6f4525865b2f7b93863134592aa3c0c91f92c7d5edb3d8ddf5a190ec76417717250035bcd66aeb11510656

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI24082\ucrtbase.dll

Filesize
992KB

MD5
0e0bac3d1dcc1833eae4e3e4cf83c4ef

SHA1
4189f4459c54e69c6d3155a82524bda7549a75a6

SHA256
8a91052ef261b5fbf3223ae9ce789af73dfe1e9b0ba5bdbc4d564870a24f2bae

SHA512
a45946e3971816f66dd7ea3788aacc384a9e95011500b458212dc104741315b85659e0d56a41570731d338bdf182141c093d3ced222c007038583ceb808e26fd

Download Submit
memory/1976-181-0x000007FEF6300000-0x000007FEF6781000-memory.dmp

Filesize
4.5MB

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads