4b79a2461f1cb70506c166a922e7b1a64e7140d48d9d3bfae840b712e11238a8

Analysis

max time kernel
15s
max time network
17s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22/10/2024, 17:48

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General

Target

Bootstrapper.exe
Size

8.3MB
MD5

b5738271770b32d4b1316ea89b058051
SHA1

82d64b360e2464c93d540b20413321f9eb94eb91
SHA256

4b79a2461f1cb70506c166a922e7b1a64e7140d48d9d3bfae840b712e11238a8
SHA512

04492f469b8bf045fa289420a12863457dddcebda9351aece654cce554042b04c31aac47cee5b1d8d9a6dba01d6f68cbf8e1e3aa11012fd153055b90cfe911e4
SSDEEP

196608:ZG+sxf2urErvI9pWjgU1DEzx7sKL/s1tySEyAkjUWlRHe59:oXxf2urEUWjhEhn01tvN9Y9

Score

7^/10

upx

Malware Config

Signatures

Loads dropped DLL 7 IoCs

pid	Process
2752	Bootstrapper.exe
2752	Bootstrapper.exe
2752	Bootstrapper.exe
2752	Bootstrapper.exe
2752	Bootstrapper.exe
2752	Bootstrapper.exe
2752	Bootstrapper.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x0005000000019520-72.dat	upx

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2148 wrote to memory of 2752	2148	Bootstrapper.exe	30
PID 2148 wrote to memory of 2752	2148	Bootstrapper.exe	30
PID 2148 wrote to memory of 2752	2148	Bootstrapper.exe	30

C:\Users\Admin\AppData\Local\Temp\Bootstrapper.exe
"C:\Users\Admin\AppData\Local\Temp\Bootstrapper.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2148
- C:\Users\Admin\AppData\Local\Temp\Bootstrapper.exe
  "C:\Users\Admin\AppData\Local\Temp\Bootstrapper.exe"
  2⤵
  - Loads dropped DLL
  PID:2752

Network

MITRE ATT&CK Matrix

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Downloads

C:\Users\Admin\AppData\Local\Temp\_MEI21482\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\_MEI21482\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\_MEI21482\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\_MEI21482\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\_MEI21482\python312.dll

Filesize
1.8MB

MD5
cbd02b4c0cf69e5609c77dfd13fba7c4

SHA1
a3c8f6bfd7ffe0783157e41538b3955519f1e695

SHA256
ecef0ed97c7b249af3c56cde0bfcae70f66530d716b48b5d94621c3dba8236b5

SHA512
a3760ecaa9736eb24370a0a20dd22a1ee53b3f8002195947bc7d21b239278ec8e26bcc131d0132c530767d1de59954be7946dcf54fcbf2584052c9d9a5615567

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI21482\ucrtbase.dll

Filesize
992KB

MD5
0e0bac3d1dcc1833eae4e3e4cf83c4ef

SHA1
4189f4459c54e69c6d3155a82524bda7549a75a6

SHA256
8a91052ef261b5fbf3223ae9ce789af73dfe1e9b0ba5bdbc4d564870a24f2bae

SHA512
a45946e3971816f66dd7ea3788aacc384a9e95011500b458212dc104741315b85659e0d56a41570731d338bdf182141c093d3ced222c007038583ceb808e26fd

Download Submit
\Users\Admin\AppData\Local\Temp\_MEI21482\api-ms-win-core-localization-l1-2-0.dll

Filesize
21KB

MD5
724223109e49cb01d61d63a8be926b8f

SHA1
072a4d01e01dbbab7281d9bd3add76f9a3c8b23b

SHA256
4e975f618df01a492ae433dff0dd713774d47568e44c377ceef9e5b34aad1210

SHA512
19b0065b894dc66c30a602c9464f118e7f84d83010e74457d48e93aaca4422812b093b15247b24d5c398b42ef0319108700543d13f156067b169ccfb4d7b6b7c

Download Submit
memory/2752-74-0x000007FEF6150000-0x000007FEF6829000-memory.dmp

Filesize
6.8MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads