Malware Analysis Report

2025-06-15 20:41

Sample ID 240508-2nx22sdh72
Target 55244bebf48c21fd6cc1113232783e80f63433e542f8e11b3b1844450164492f
SHA256 55244bebf48c21fd6cc1113232783e80f63433e542f8e11b3b1844450164492f
Tags
pyinstaller
score
7/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
7/10

SHA256

55244bebf48c21fd6cc1113232783e80f63433e542f8e11b3b1844450164492f

Threat Level: Shows suspicious behavior

The file 55244bebf48c21fd6cc1113232783e80f63433e542f8e11b3b1844450164492f was found to be: Shows suspicious behavior.

Malicious Activity Summary

pyinstaller

Loads dropped DLL

Detects Pyinstaller

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-08 22:44

Signatures

Detects Pyinstaller

pyinstaller
Description Indicator Process Target
N/A N/A N/A N/A

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-08 22:44

Reported

2024-05-08 22:46

Platform

win7-20240221-en

Max time kernel

120s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\55244bebf48c21fd6cc1113232783e80f63433e542f8e11b3b1844450164492f.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\55244bebf48c21fd6cc1113232783e80f63433e542f8e11b3b1844450164492f.exe

"C:\Users\Admin\AppData\Local\Temp\55244bebf48c21fd6cc1113232783e80f63433e542f8e11b3b1844450164492f.exe"

C:\Users\Admin\AppData\Local\Temp\55244bebf48c21fd6cc1113232783e80f63433e542f8e11b3b1844450164492f.exe

"C:\Users\Admin\AppData\Local\Temp\55244bebf48c21fd6cc1113232783e80f63433e542f8e11b3b1844450164492f.exe"

Network

N/A

Files

C:\Users\Admin\AppData\Local\Temp\_MEI20282\python311.dll

MD5 58e01abc9c9b5c885635180ed104fe95
SHA1 1c2f7216b125539d63bd111a7aba615c69deb8ba
SHA256 de1b95d2e951fc048c84684bc7df4346138910544ee335b61fc8e65f360c3837
SHA512 cd32c77191309d99aeed47699501b357b35669123f0dd70ed97c3791a009d1855ab27162db24a4bd9e719b68ee3b0539ee6db88e71abb9a2d4d629f87bc2c081

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-08 22:44

Reported

2024-05-08 22:46

Platform

win10v2004-20240426-en

Max time kernel

149s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\55244bebf48c21fd6cc1113232783e80f63433e542f8e11b3b1844450164492f.exe"

Signatures

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\55244bebf48c21fd6cc1113232783e80f63433e542f8e11b3b1844450164492f.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\55244bebf48c21fd6cc1113232783e80f63433e542f8e11b3b1844450164492f.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\55244bebf48c21fd6cc1113232783e80f63433e542f8e11b3b1844450164492f.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\55244bebf48c21fd6cc1113232783e80f63433e542f8e11b3b1844450164492f.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\55244bebf48c21fd6cc1113232783e80f63433e542f8e11b3b1844450164492f.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\55244bebf48c21fd6cc1113232783e80f63433e542f8e11b3b1844450164492f.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\55244bebf48c21fd6cc1113232783e80f63433e542f8e11b3b1844450164492f.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\55244bebf48c21fd6cc1113232783e80f63433e542f8e11b3b1844450164492f.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\55244bebf48c21fd6cc1113232783e80f63433e542f8e11b3b1844450164492f.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\55244bebf48c21fd6cc1113232783e80f63433e542f8e11b3b1844450164492f.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\55244bebf48c21fd6cc1113232783e80f63433e542f8e11b3b1844450164492f.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\55244bebf48c21fd6cc1113232783e80f63433e542f8e11b3b1844450164492f.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\55244bebf48c21fd6cc1113232783e80f63433e542f8e11b3b1844450164492f.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\55244bebf48c21fd6cc1113232783e80f63433e542f8e11b3b1844450164492f.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\55244bebf48c21fd6cc1113232783e80f63433e542f8e11b3b1844450164492f.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\55244bebf48c21fd6cc1113232783e80f63433e542f8e11b3b1844450164492f.exe

"C:\Users\Admin\AppData\Local\Temp\55244bebf48c21fd6cc1113232783e80f63433e542f8e11b3b1844450164492f.exe"

C:\Users\Admin\AppData\Local\Temp\55244bebf48c21fd6cc1113232783e80f63433e542f8e11b3b1844450164492f.exe

"C:\Users\Admin\AppData\Local\Temp\55244bebf48c21fd6cc1113232783e80f63433e542f8e11b3b1844450164492f.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 75.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 99.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
NL 23.62.61.129:443 www.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 129.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
NL 23.62.61.129:443 www.bing.com tcp
US 8.8.8.8:53 12.173.189.20.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\_MEI27602\python311.dll

MD5 58e01abc9c9b5c885635180ed104fe95
SHA1 1c2f7216b125539d63bd111a7aba615c69deb8ba
SHA256 de1b95d2e951fc048c84684bc7df4346138910544ee335b61fc8e65f360c3837
SHA512 cd32c77191309d99aeed47699501b357b35669123f0dd70ed97c3791a009d1855ab27162db24a4bd9e719b68ee3b0539ee6db88e71abb9a2d4d629f87bc2c081

C:\Users\Admin\AppData\Local\Temp\_MEI27602\_ctypes.pyd

MD5 6114277c6fc040f68d25ca90e25924cd
SHA1 028179c77cb3ba29cd8494049421eaa4900ccd0e
SHA256 f07fe92ce85f7786f96a4d59c6ee5c05fe1db63a1889ba40a67e37069639b656
SHA512 76e8ebefb9ba4ea8dcab8fce50629946af4f2b3f2f43163f75483cfb0a97968478c8aaef1d6a37be85bfc4c91a859deda6da21d3e753daefe084a203d839353d

C:\Users\Admin\AppData\Local\Temp\_MEI27602\_bz2.pyd

MD5 4438affaaa0ca1df5b9b1cdaa0115ec1
SHA1 4eda79eaf3de614d5f744aa9eea5bfcf66e2d386
SHA256 ec91e2b4baca31b992d016b84b70f110ce2b1b2dfd54f5e5bef6270ed7d13b85
SHA512 6992107ac4d2108e477bc81af667b8b8e5439231e7e9f4b15ce4bce1aeea811bc0f1aaa438be3b0e38597760cb504367512809ee1937c4b538a86724ae543ba6

C:\Users\Admin\AppData\Local\Temp\_MEI27602\_ssl.pyd

MD5 a0b40f1f8fc6656c5637eacacf7021f6
SHA1 38813e25ffde1eee0b8154fa34af635186a243c1
SHA256 79d861f0670828dee06c2e3523e2f9a2a90d6c6996bde38201425aa4003119f1
SHA512 c18855d7c0069fff392d422e5b01fc518bbdf497eb3390c0b333ecac2497cd29abbdae4557e4f0c4e90321fba910fc3e4d235ce62b745fa34918f40fa667b713

C:\Users\Admin\AppData\Local\Temp\_MEI27602\unicodedata.pyd

MD5 1905b5d0f945499441e8cd58eb123d86
SHA1 117e584e6fcc0e8cfc8e24e3af527999f14bac30
SHA256 b1788b81fa160e5120451f9252c7745cdde98b8ce59bf273a3dd867bb034c532
SHA512 ed88cd7e3259239a0c8d42d95fa2447fc454a944c849fa97449ad88871236fefdafe21dbfa6e9b5d8a54ddf1d5281ec34d314cb93d47ce7b13912a69d284f522

C:\Users\Admin\AppData\Local\Temp\_MEI27602\select.pyd

MD5 653bdccb7af2aa9ccf50cb050fd3be64
SHA1 afe0a85425ae911694c250ab4cb1f6c3d3f2cc69
SHA256 e24a3e7885df9a18c29ba058c49c3adcf59e4b58107847b98eca365b6d94f279
SHA512 07e841fda7a2295380bfa05db7a4699f18c6e639da91d8ee2d126d4f96e4cddaedbd490deb4d2a2e8e5877edfff877693f67a9dc487e29742943e062d7be6277

C:\Users\Admin\AppData\Local\Temp\_MEI27602\_hashlib.pyd

MD5 1524882af71247adecf5815a4e55366a
SHA1 e25014c793c53503bdff9af046140edda329d01b
SHA256 6f7742dfdd371c39048d775f37df3bc2d8d4316c9008e62347b337d64ebed327
SHA512 5b954bb7953f19aa6f7c65ad3f105b77d37077950fb1b50d9d8d337bdd4b95343bac2f4c9fe17a02d1738d1f87eeef73dbbf5cdddcb470588cbc5a63845b188a

C:\Users\Admin\AppData\Local\Temp\_MEI27602\_socket.pyd

MD5 64a6c475f59e5c57b3f4dd935f429f09
SHA1 ca2e0719dc32f22163ae0e7b53b2caadb0b9d023
SHA256 d03fa645cde89b4b01f4a2577139fbb7e1392cb91dc26213b3b76419110d8e49
SHA512 cf9e03b7b34cc095fe05c465f9d794319aaa0428fe30ab4ddce14ba78e835edf228d11ec016fd31dfe9f09d84b6f73482fb8e0f574d1fd08943c1ec9e0584973

C:\Users\Admin\AppData\Local\Temp\_MEI27602\_queue.pyd

MD5 8bbed19359892f8c95c802c6ad7598e9
SHA1 773fca164965241f63170e7a1f3a8fa17f73ea18
SHA256 4e5b7c653c1b3dc3fd7519e4f39cc8a2fb2746e0ecdc4e433fe6029f5f4d9065
SHA512 22ea7667689a9f049fa34ddae6b858e1af3e646a379d2c5a4aef3e74a4ff1a4109418b363c9be960127f1c7e020aa393a47885bc45517c9e9aebe71ec7cb61a0

C:\Users\Admin\AppData\Local\Temp\_MEI27602\libssl-3.dll

MD5 64acb046fe68d64ee475e19f67253a3c
SHA1 d9e66c9437ce6f775189d6fdbd171635193ec4cc
SHA256 b21309abd3dbbb1bf8fb6aa3c250fc85d7b0d9984bf4c942d1d4421502f31a10
SHA512 f8b583981df528cf4f1854b94eff6f51dd9d4be91e6fa6329a8c4435b705457c868ae40ee030fa54bebb646a37b547bc182c9cbf0df9a07fea03a18cf85c6766

C:\Users\Admin\AppData\Local\Temp\_MEI27602\libcrypto-3.dll

MD5 7a6a8c2a8c379b111cdceb66b18d687d
SHA1 f3b8a4c731fa0145f224112f91f046fddf642794
SHA256 8e13b53ee25825b97f191d77b51ed03966f8b435773fa3fbc36f3eb668fc569b
SHA512 f2ef1702df861ef55ef397ad69985d62b675d348cab3862f6ca761f1ce3ee896f663a77d7b69b286be64e7c69be1215b03945781450b186fc02cfb1e4cb226b5

C:\Users\Admin\AppData\Local\Temp\_MEI27602\_decimal.pyd

MD5 be315973aff9bdeb06629cd90e1a901f
SHA1 151f98d278e1f1308f2be1788c9f3b950ab88242
SHA256 0f9c6cc463611a9b2c692382fe1cdd7a52fea4733ffaf645d433f716f8bbd725
SHA512 8ea715438472e9c174dee5ece3c7d9752c31159e2d5796e5229b1df19f87316579352fc3649373db066dc537adf4869198b70b7d4d1d39ac647da2dd7cfc21e8

C:\Users\Admin\AppData\Local\Temp\_MEI27602\_lzma.pyd

MD5 737119a80303ef4eccaa998d500e7640
SHA1 328c67c6c4d297ac13da725bf24467d8b5e982e3
SHA256 7158c1290ac29169160b3ec94d9c8bcde4012d67a555f325d44b418c54e2cc28
SHA512 1c9920e0841a65b01a0b339c5f5254d1039ef9a16fe0c2484a7e2a9048727f2cc081817aa771b0c574fb8d1a5a49dc39798a3c5e5b5e64392e9c168e1827be7c

C:\Users\Admin\AppData\Local\Temp\_MEI27602\libffi-8.dll

MD5 0f8e4992ca92baaf54cc0b43aaccce21
SHA1 c7300975df267b1d6adcbac0ac93fd7b1ab49bd2
SHA256 eff52743773eb550fcc6ce3efc37c85724502233b6b002a35496d828bd7b280a
SHA512 6e1b223462dc124279bfca74fd2c66fe18b368ffbca540c84e82e0f5bcbea0e10cc243975574fa95ace437b9d8b03a446ed5ee0c9b1b094147cefaf704dfe978

C:\Users\Admin\AppData\Local\Temp\_MEI27602\base_library.zip

MD5 32ede00817b1d74ce945dcd1e8505ad0
SHA1 51b5390db339feeed89bffca925896aff49c63fb
SHA256 4a73d461851b484d213684f0aadf59d537cba6fe7e75497e609d54c9f2ba5d4a
SHA512 a0e070b2ee1347e85f37e9fd589bc8484f206fa9c8f4020de147b815d2041293551e3a14a09a6eb4050cfa1f74843525377e1a99bbdcfb867b61ebddb89f21f7

C:\Users\Admin\AppData\Local\Temp\_MEI27602\VCRUNTIME140.dll

MD5 49c96cecda5c6c660a107d378fdfc3d4
SHA1 00149b7a66723e3f0310f139489fe172f818ca8e
SHA256 69320f278d90efaaeb67e2a1b55e5b0543883125834c812c8d9c39676e0494fc
SHA512 e09e072f3095379b0c921d41d6e64f4f1cd78400594a2317cfb5e5dca03dedb5a8239ed89905c9e967d1acb376b0585a35addf6648422c7ddb472ce38b1ba60d