e5318febf978070392c87389d5e48ae4bfa2306df5d1b9a1ef72f84c2add6c6a

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
28-10-2024 19:14

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General

Target

capthca-bypass.exe
Size

11.5MB
MD5

de7ff730a2a6f210a17a519bed5163eb
SHA1

c20ce119785f034ee5685c3215b113d67da0e417
SHA256

e5318febf978070392c87389d5e48ae4bfa2306df5d1b9a1ef72f84c2add6c6a
SHA512

dc3c99b3fae7507e2792dbaca46b1219c5214ed68f8d417110437f2020e8fd2cbf7d056ca1e283ae8b98a3bee07f78c2fecca269302bf6f8306fac43bfe71e91
SSDEEP

196608:Wq/sl9PAT/HHICV3eNy+wfm/pf+xfdjSEqRfrtlKDdSDrAWOAXWsDaFkH:p1TPICyy+9/pWF8NRfrtAcDrAW3XTa6H

Score

7^/10

upx

Malware Config

Signatures

Loads dropped DLL 7 IoCs

pid	Process
1880	capthca-bypass.exe
1880	capthca-bypass.exe
1880	capthca-bypass.exe
1880	capthca-bypass.exe
1880	capthca-bypass.exe
1880	capthca-bypass.exe
1880	capthca-bypass.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x000500000001c8c0-99.dat	upx

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 276 wrote to memory of 1880	276	capthca-bypass.exe	31
PID 276 wrote to memory of 1880	276	capthca-bypass.exe	31
PID 276 wrote to memory of 1880	276	capthca-bypass.exe	31

C:\Users\Admin\AppData\Local\Temp\capthca-bypass.exe
"C:\Users\Admin\AppData\Local\Temp\capthca-bypass.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:276
- C:\Users\Admin\AppData\Local\Temp\capthca-bypass.exe
  "C:\Users\Admin\AppData\Local\Temp\capthca-bypass.exe"
  2⤵
  - Loads dropped DLL
  PID:1880

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\_MEI2762\api-ms-win-core-file-l1-2-0.dll

Filesize
21KB

MD5
2b36752a5157359da1c0e646ee9bec45

SHA1
708aeb7e945c9c709109cea359cb31bd7ac64889

SHA256
3e3eb284937b572d1d70ce27be77b5e02eb73704c8b50feb5eb933db1facd2fc

SHA512
fc56080362506e3f38f1b3eb9d3193cdb9e576613c2e672f0fe9df203862f8a0f31938fa48b4ff7115dfe6016fa1fd5c5422fdc1913df63b3fde5f478a8417a1

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI2762\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\_MEI2762\api-ms-win-core-localization-l1-2-0.dll

Filesize
21KB

MD5
3589557535bba7641da3d76eefb0c73d

SHA1
6f63107c2212300c7cd1573059c08b43e5bd9b95

SHA256
642b01bb93d2cb529acf56070d65aae3202fd0b48d19fd40ec6763b627bcbee6

SHA512
7aedf3cf686b416f8b419f8af1d57675096ab2c2378c5a006f6ecbf2fe1ad701f28b7be8f08c9083230cf4d15d463371e92a6032178cd6c139d60b26fbd49b06

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI2762\api-ms-win-core-processthreads-l1-1-1.dll

Filesize
21KB

MD5
774aa9f9318880cb4ad3bf6f464da556

SHA1
3a5c07cf35009c98eb033e1cbde1900135d1abf8

SHA256
ba9fbd3a21879614c050c86a74ad2fffc0362266d6fa7be0ef359de393136346

SHA512
f7b57afb9810e3390d27a5469572fb29f0f1726f599403a180e685466237dff5dec4fdce40105ef1bb057e012d546308213e7cec73e0d7d3c5815eec8189a75d

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI2762\api-ms-win-core-timezone-l1-1-0.dll

Filesize
21KB

MD5
b9a20c9223d3e3d3a0c359f001ce1046

SHA1
9710b9a8c393ba00c254cf693c7c37990c447cc8

SHA256
00d9a7353be0a54c17e4862b86196a8b2bc6a007899fa2fbe61afd9765548068

SHA512
a7d5611c0b3b53da6cac61e0374d54d27e6e8a1af90ef66cd7e1b052f906c8b3f6087f4c6de0db3ae0b099df7689ecde6c815a954b728d36d9d3b5d002ccf18e

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI2762\python311.dll

Filesize
1.6MB

MD5
db09c9bbec6134db1766d369c339a0a1

SHA1
c156d9f2d0e80b4cf41794cd9b8b1e8a352e0a0b

SHA256
b1aac1e461174bbae952434e4dac092590d72b9832a04457c94bd9bb7ee8ad79

SHA512
653a7fff6a2b6bffb9ea2c0b72ddb83c9c53d555e798eea47101b0d932358180a01af2b9dab9c27723057439c1eaffb8d84b9b41f6f9cd1c3c934f1794104d45

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI2762\ucrtbase.dll

Filesize
992KB

MD5
0e0bac3d1dcc1833eae4e3e4cf83c4ef

SHA1
4189f4459c54e69c6d3155a82524bda7549a75a6

SHA256
8a91052ef261b5fbf3223ae9ce789af73dfe1e9b0ba5bdbc4d564870a24f2bae

SHA512
a45946e3971816f66dd7ea3788aacc384a9e95011500b458212dc104741315b85659e0d56a41570731d338bdf182141c093d3ced222c007038583ceb808e26fd

Download Submit
memory/1880-101-0x000007FEF67F0000-0x000007FEF6DD8000-memory.dmp

Filesize
5.9MB

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads