73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
294s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
20/02/2024, 02:53

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General

Target

batexe.exe
Size

9.4MB
MD5

cdc9eacffc6d2bf43153815043064427
SHA1

d05101f265f6ea87e18793ab0071f5c99edf363f
SHA256

73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72
SHA512

fc6945957e160bf7059c936c329aae438e6c1521e5e43a8434f58058230d89e818eb6ff80331a4b952dbb600b8cc134ecba54e5641bf549723c98f85e993fde6
SSDEEP

196608:ERAefrn9wcsTRAJgwusnWpV3h9XxSeEGaT+TKkGzySdUkI56kBIyky:E5Tn9YVwdnWLXxkvLlzkuv

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
324	b2e.exe
2324	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2324	cpuminer-sse2.exe
2324	cpuminer-sse2.exe
2324	cpuminer-sse2.exe
2324	cpuminer-sse2.exe
2324	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4128-5-0x0000000000400000-0x000000000393A000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4128 wrote to memory of 324	4128	batexe.exe	74
PID 4128 wrote to memory of 324	4128	batexe.exe	74
PID 4128 wrote to memory of 324	4128	batexe.exe	74
PID 324 wrote to memory of 4440	324	b2e.exe	75
PID 324 wrote to memory of 4440	324	b2e.exe	75
PID 324 wrote to memory of 4440	324	b2e.exe	75
PID 4440 wrote to memory of 2324	4440	cmd.exe	78
PID 4440 wrote to memory of 2324	4440	cmd.exe	78

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4128
- C:\Users\Admin\AppData\Local\Temp\8EE2.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\8EE2.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\8EE2.tmp\b2e.exe C:\Users\Admin\AppData\Local\Temp "C:\Users\Admin\AppData\Local\Temp\batexe.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:324
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\90B7.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4440
  - - C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe
      cpuminer-sse2.exe -a yespower -o stratum+tcp://yespower.sea.mine.zpool.ca:6234 --userpass=DJXKcu8iouhRppneQL9XbYQ9ovs87y4cYZ:c=doge -t 3
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      PID:2324

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\8EE2.tmp\b2e.exe

Filesize
3.0MB

MD5
cc49e6d9f672407a1d248e46baad43d7

SHA1
6593f8f1d23bba49102a807835958bf7e31680e1

SHA256
3e4af013765df760264678f8fa04906d96f4f8ab8f90f39c22baf16001017857

SHA512
3fb6d2a8186fb16cf5772f043283d109354b4554ffe62c64b8ada574130660f7bd03768fad32efaad47ff18d0f81e449573a454f18e5f934d5d47f06887e512b

Download Submit
C:\Users\Admin\AppData\Local\Temp\8EE2.tmp\b2e.exe

Filesize
2.3MB

MD5
9515804889fe08e48978900ab8a47fbc

SHA1
84fe32b184cc1d48a50bc4ecff3abe133aa1c690

SHA256
367de6d4e18c47ca6f1772faf25e974f4464fd9cee01d19986cb1be2b96a9ec0

SHA512
a27c04c1a55113cd4874102e7c4ce12f342a47357ab9099c8f79d279027d4ef1e044cd0700c09f44a67995f24e66141f129a0dd1e2b8b3063ac612ef5606d030

Download Submit
C:\Users\Admin\AppData\Local\Temp\90B7.tmp\batchfile.bat

Filesize
136B

MD5
8ea7ac72a10251ecfb42ef4a88bd330a

SHA1
c30f6af73a42c0cc89bd20fe95f9159d6f0756c5

SHA256
65e2674fc9b921a76deaf3740603359794c04e059e8937ab36eb931d65f40ec9

SHA512
a908979d588625aa24eb81238d07d88a56be5388e1265ebd2fe09889ed807aa9a4af77107e72a843c31acadbe06db0d7f6f6a3c95fb481a71e549e8eb74c2ff0

Download Submit
C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe

Filesize
713KB

MD5
04ce698dfe1b7053f4bcf1cb95f48967

SHA1
a8157fac445bd9b7e92b3337c58bd90145b967a9

SHA256
ba302048d11d621ae828cc52792163ade4cbe44a4169cc2c2f470a1435bb9ad1

SHA512
c87c7d97c976b23b4e6b5bfba42bed139d780f79df8a49e382b235c67028b9954710e09811e6469139976c3c182ca51c41322a001573653fdaf7e72b03b54c5e

Download Submit
C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe

Filesize
1.0MB

MD5
4b587e432d263e825920f5aa78be74a4

SHA1
582c831361095815b47b64bf5bd773d2d3f60b06

SHA256
9ff22ce94dfe4dfa358640fb9e9af9445ae33cd21ca0fdf3d04afaecb22389d6

SHA512
0530dc3ac4a727707d4716240b4001ef57333b1cea299ca84c2fbe47ca18223c67e01989ee6840636336a5d4b05e1055834df022c41ebe7ad39f9846734edcb7

Download Submit
C:\Users\Admin\AppData\Local\Temp\libgcc_s_seh-1.dll

Filesize
1.1MB

MD5
22f5d5e0dbefb2c23401958eee9aed59

SHA1
248d86df89ccaaa264aad5ef1aadf1019f756562

SHA256
bbb5f9a515323bbde749bc72dadb2fa348bdc9b0050296dbbd0235b4d07f0f60

SHA512
b19bd40cd288879a205e871309be6372969b57917665cdc1e102a71bd03493546e38ecbd3ff5233f103d3dfe5568fab4966c184bf032a3c8ca08e90e5be5b975

Download Submit
C:\Users\Admin\AppData\Local\Temp\libstdc++-6.dll

Filesize
1.4MB

MD5
39ff27bd364ea975f9a5e0af6b8587ac

SHA1
e8b5e9103614797fe3a7ec8486d113cd56e436d0

SHA256
174892ea902cfb10f12ed977ae3ee50a1b735f3a157c5fe0feb0d23471d69aa1

SHA512
78a6b36b3fe83e30ee46ada691f404db0523fabc19bce1e20ff03e4258ea1a831b0859a321c7581d3d196597d1ce31eff4ed0aa8bef5fdbd37af8b77e2de6dcc

Download Submit
\Users\Admin\AppData\Local\Temp\libcurl-4.dll

Filesize
836KB

MD5
aeab40ed9a8e627ea7cefc1f5cf9bf7a

SHA1
5e2e8ca2881b9bf9edfa3c4fdcec6da1efa102d8

SHA256
218cfc4073bab4eddf0de0804f96b204687311e20a9e97994bff54c9b0e01ee9

SHA512
c0a67616fa01fdc351015212a718faf70da6612fbb3ec13da28dd7af9a507c56882fb7c3eea6fbc37d4d63b970157199d16d0756dbe3cb3bc2223e215cb104d8

Download Submit
\Users\Admin\AppData\Local\Temp\libgcc_s_seh-1.dll

Filesize
808KB

MD5
ad5db09e3a6d1705fb63a71af0a8d358

SHA1
de6eda427d769115ff074724e0d158bbdffbc80b

SHA256
35727bdaf4d890cfaf8353883d6a6243cdc3d6c0e69a85d80781ecc4e773f4db

SHA512
be9e4938dd37f4408da48c193115e437cad7cb219501f0b08e28df468c3c56f75eba7c31f9a75b8af5378cbdcd1ef96be6ed0b6be2e4078a1560f4487b45fe67

Download Submit
\Users\Admin\AppData\Local\Temp\libstdc++-6.dll

Filesize
1.3MB

MD5
67096f6320afcacc318705214a6985c3

SHA1
26d2d6969166cafbd89e9e61234b90bbec2605aa

SHA256
6ec27f860cd9df617fef6e7870a8ae1ed22651233778304653af51859daa896e

SHA512
a691e921b3191922029ca0b98738320069e379d9cdcbe7d7facda4fb8a3bcb6103027786abd77fb8a64cd56c92c2346951da1c5544f8b704f70089f8c14370d7

Download Submit
\Users\Admin\AppData\Local\Temp\libstdc++-6.dll

Filesize
921KB

MD5
2f763fcb3454415700aebae92d7603b9

SHA1
2e4f3e98cae808617735609ce24465f5336660d0

SHA256
db6632d70972f6fba0a860348bd56dd0ce712c4ef5303adbd71533fbfc5e9ad2

SHA512
5c618eb221118f6f0703ea546739fe032a11590bddb3162a7e48b475494746fcf2263ee608a1960664f16f309bb27c2623625c91566e480ed298dff43df337a1

Download Submit
\Users\Admin\AppData\Local\Temp\libwinpthread-1.dll

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/324-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/324-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2324-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2324-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2324-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2324-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2324-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/2324-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2324-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2324-42-0x000000006D5C0000-0x000000006D658000-memory.dmp

Filesize
608KB

Download
memory/2324-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2324-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2324-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2324-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2324-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2324-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4128-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download