bcadf1cbd5167e23702fbbe7a066594a4ac35abc711b931adeca03f736ff2efd

Analysis

max time kernel
361s
max time network
364s
platform
windows7_x64
resource
win7-20231025-en
resource tags

arch:x64arch:x86image:win7-20231025-enlocale:en-usos:windows7-x64system
submitted
07-11-2023 10:35

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General

Target

bl34ch/bl34ch.exe
Size

6.9MB
MD5

9ff906319a235e2e713005c7c7929ac2
SHA1

b53ece7fe9d5673db03e0b47fcaea007f0c39100
SHA256

f9d266a9c4cff2896af241bac41b90c6147a3061c192693fb210e0fa8c28a879
SHA512

9bfe2e22451e40494a21d5a8cb3e24463b82b198e9a9b79a2644db381bb9084129f6a34d23289900820f76d061d1dcaf0a4347e5cdca9833161fbe8b13168e52
SSDEEP

196608:7mpYg1DfyGr21X5Sp6GemDMPwOSE3WGFuZN:6YQDfDSpfaMP+ou3

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 7 IoCs

pid	Process
2980	bl34ch.exe
2980	bl34ch.exe
2980	bl34ch.exe
2980	bl34ch.exe
2980	bl34ch.exe
2980	bl34ch.exe
2980	bl34ch.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1896 wrote to memory of 2980	1896	bl34ch.exe	28
PID 1896 wrote to memory of 2980	1896	bl34ch.exe	28
PID 1896 wrote to memory of 2980	1896	bl34ch.exe	28

C:\Users\Admin\AppData\Local\Temp\bl34ch\bl34ch.exe
"C:\Users\Admin\AppData\Local\Temp\bl34ch\bl34ch.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1896
- C:\Users\Admin\AppData\Local\Temp\bl34ch\bl34ch.exe
  "C:\Users\Admin\AppData\Local\Temp\bl34ch\bl34ch.exe"
  2⤵
  - Loads dropped DLL
  PID:2980

Network

MITRE ATT&CK Matrix

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Downloads

C:\Users\Admin\AppData\Local\Temp\_MEI18962\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\_MEI18962\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\_MEI18962\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\_MEI18962\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\_MEI18962\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\_MEI18962\python311.dll

Filesize
5.5MB

MD5
e2bd5ae53427f193b42d64b8e9bf1943

SHA1
7c317aad8e2b24c08d3b8b3fba16dd537411727f

SHA256
c4844b05e3a936b130adedb854d3c04d49ee54edb43e9d36f8c4ae94ccb78400

SHA512
ae23a6707e539c619fd5c5b4fc6e4734edc91f89ebe024d25ff2a70168da6105ac0bd47cf6bf3715af6411963caf0acbb4632464e1619ca6361abf53adfe7036

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI18962\ucrtbase.dll

Filesize
992KB

MD5
0e0bac3d1dcc1833eae4e3e4cf83c4ef

SHA1
4189f4459c54e69c6d3155a82524bda7549a75a6

SHA256
8a91052ef261b5fbf3223ae9ce789af73dfe1e9b0ba5bdbc4d564870a24f2bae

SHA512
a45946e3971816f66dd7ea3788aacc384a9e95011500b458212dc104741315b85659e0d56a41570731d338bdf182141c093d3ced222c007038583ceb808e26fd

Download Submit
\Users\Admin\AppData\Local\Temp\_MEI18962\api-ms-win-core-file-l1-2-0.dll

Filesize
21KB

MD5
2b36752a5157359da1c0e646ee9bec45

SHA1
708aeb7e945c9c709109cea359cb31bd7ac64889

SHA256
3e3eb284937b572d1d70ce27be77b5e02eb73704c8b50feb5eb933db1facd2fc

SHA512
fc56080362506e3f38f1b3eb9d3193cdb9e576613c2e672f0fe9df203862f8a0f31938fa48b4ff7115dfe6016fa1fd5c5422fdc1913df63b3fde5f478a8417a1

Download Submit
\Users\Admin\AppData\Local\Temp\_MEI18962\api-ms-win-core-file-l2-1-0.dll

Filesize
18KB

MD5
bfffa7117fd9b1622c66d949bac3f1d7

SHA1
402b7b8f8dcfd321b1d12fc85a1ee5137a5569b2

SHA256
1ea267a2e6284f17dd548c6f2285e19f7edb15d6e737a55391140ce5cb95225e

SHA512
b319cc7b436b1be165cdf6ffcab8a87fe29de78f7e0b14c8f562be160481fb5483289bd5956fdc1d8660da7a3f86d8eede35c6cc2b7c3d4c852decf4b2dcdb7f

Download Submit
\Users\Admin\AppData\Local\Temp\_MEI18962\api-ms-win-core-localization-l1-2-0.dll

Filesize
21KB

MD5
3589557535bba7641da3d76eefb0c73d

SHA1
6f63107c2212300c7cd1573059c08b43e5bd9b95

SHA256
642b01bb93d2cb529acf56070d65aae3202fd0b48d19fd40ec6763b627bcbee6

SHA512
7aedf3cf686b416f8b419f8af1d57675096ab2c2378c5a006f6ecbf2fe1ad701f28b7be8f08c9083230cf4d15d463371e92a6032178cd6c139d60b26fbd49b06

Download Submit
\Users\Admin\AppData\Local\Temp\_MEI18962\api-ms-win-core-processthreads-l1-1-1.dll

Filesize
21KB

MD5
774aa9f9318880cb4ad3bf6f464da556

SHA1
3a5c07cf35009c98eb033e1cbde1900135d1abf8

SHA256
ba9fbd3a21879614c050c86a74ad2fffc0362266d6fa7be0ef359de393136346

SHA512
f7b57afb9810e3390d27a5469572fb29f0f1726f599403a180e685466237dff5dec4fdce40105ef1bb057e012d546308213e7cec73e0d7d3c5815eec8189a75d

Download Submit
\Users\Admin\AppData\Local\Temp\_MEI18962\api-ms-win-core-timezone-l1-1-0.dll

Filesize
21KB

MD5
b9a20c9223d3e3d3a0c359f001ce1046

SHA1
9710b9a8c393ba00c254cf693c7c37990c447cc8

SHA256
00d9a7353be0a54c17e4862b86196a8b2bc6a007899fa2fbe61afd9765548068

SHA512
a7d5611c0b3b53da6cac61e0374d54d27e6e8a1af90ef66cd7e1b052f906c8b3f6087f4c6de0db3ae0b099df7689ecde6c815a954b728d36d9d3b5d002ccf18e

Download Submit
\Users\Admin\AppData\Local\Temp\_MEI18962\python311.dll

Filesize
5.5MB

MD5
e2bd5ae53427f193b42d64b8e9bf1943

SHA1
7c317aad8e2b24c08d3b8b3fba16dd537411727f

SHA256
c4844b05e3a936b130adedb854d3c04d49ee54edb43e9d36f8c4ae94ccb78400

SHA512
ae23a6707e539c619fd5c5b4fc6e4734edc91f89ebe024d25ff2a70168da6105ac0bd47cf6bf3715af6411963caf0acbb4632464e1619ca6361abf53adfe7036

Download Submit
\Users\Admin\AppData\Local\Temp\_MEI18962\ucrtbase.dll

Filesize
992KB

MD5
0e0bac3d1dcc1833eae4e3e4cf83c4ef

SHA1
4189f4459c54e69c6d3155a82524bda7549a75a6

SHA256
8a91052ef261b5fbf3223ae9ce789af73dfe1e9b0ba5bdbc4d564870a24f2bae

SHA512
a45946e3971816f66dd7ea3788aacc384a9e95011500b458212dc104741315b85659e0d56a41570731d338bdf182141c093d3ced222c007038583ceb808e26fd

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads