73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
302s
platform
windows10-1703_x64
resource
win10-20240221-ja
resource tags

arch:x64arch:x86image:win10-20240221-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
21/02/2024, 23:43

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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
168	b2e.exe
3752	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3752	cpuminer-sse2.exe
3752	cpuminer-sse2.exe
3752	cpuminer-sse2.exe
3752	cpuminer-sse2.exe
3752	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2920-4-0x0000000000400000-0x000000000393A000-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 2920 wrote to memory of 168	2920	batexe.exe	74
PID 2920 wrote to memory of 168	2920	batexe.exe	74
PID 2920 wrote to memory of 168	2920	batexe.exe	74
PID 168 wrote to memory of 924	168	b2e.exe	75
PID 168 wrote to memory of 924	168	b2e.exe	75
PID 168 wrote to memory of 924	168	b2e.exe	75
PID 924 wrote to memory of 3752	924	cmd.exe	78
PID 924 wrote to memory of 3752	924	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:2920
- C:\Users\Admin\AppData\Local\Temp\BA38.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\BA38.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\BA38.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:168
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\BEAC.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:924
  - - 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:3752

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\BA38.tmp\b2e.exe

Filesize
2.3MB

MD5
ebd1cc87e52c7bf84b6a0ed4c7a0789b

SHA1
f18e975784550443fcd10383cdf6b21717f0f243

SHA256
92bbd8320add1fab891305cefd7cfa5d0a0535dcdbe2b721d1b3f6abeb2b62a5

SHA512
3995929fa0b663e5c2f5b71a3d0448da263b773130529390d694de86da0d748ca2933d8bf7e5134d746ffe03bee67f6dc9d63b44f845360c313a597e4ae68f02

Download Submit
C:\Users\Admin\AppData\Local\Temp\BA38.tmp\b2e.exe

Filesize
3.1MB

MD5
96120993939f45494a2291ac005fc474

SHA1
a3cbe6f79529aebfeeb7adf91dd6b9af72029334

SHA256
238062b41bcb8369b3812623b0835fea1db60ed979c076477c0f9e4f50fbc838

SHA512
04e8b936a4401d1f0fa77d89c125aac6d30e3d56142eb91ff8f4e89f12e5c5b27b619ba4c67996833ecb4571fdd4bef315279951a67b823f64c67ec71f121615

Download Submit
C:\Users\Admin\AppData\Local\Temp\BEAC.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
2.3MB

MD5
4c04147c386ba8792ac6a03069572a8a

SHA1
dda67789fc1d0f2469ca95f01a5c81034853ca6a

SHA256
c7739a1e940a282703d06eccda7110426d306f390e97fdbbd9df18472fd132cd

SHA512
a8b5a0b878a9a7d30cb38feff814e1f4dce24d000158edc10a43ee9a89920bedf7adc92eb7e3913098b6aab7fbd0531f56fc09f508b5c2769992a94e55d153db

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

Filesize
1.2MB

MD5
f1ca0e4f8c80894a61a5945f2fc27c61

SHA1
5d8469a5db2409fefd4dd907e3f4e21d888212d2

SHA256
85a6a3bf0a70ef299bf81f721b492de7d5dc9a8f73a7157c6c41bd4d8bf2957e

SHA512
1859c39c68c69f7d76e987b8593932f0a059fcb48d5be21bb8bb8649bcafcd4f1951043c70be114484650d08deaa1b90bd35510db7ee6a1af1cda75b6af9f3c1

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

Filesize
6.6MB

MD5
95f427b1ad03cd73f89346a4da6a41f5

SHA1
0cc0089ddf6adeaf118033ce72ad91d0c40eb138

SHA256
5a944087be4a7bda4b40ecf502a91f335624dcfb4734666c2b91447a6cfa01a8

SHA512
d4263a8ae46a064fbb60f8638e48b203aef9c4e4af9e8c66691720b4284bcc891c8e6bdf3de97d1f451b826ddc71bc904c587c0ae1c78f90729998a5813622d7

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
8.8MB

MD5
c506fdc0756e24177f47b538c19d6c91

SHA1
44677f34c1fdd7d94be282c636231880108cf786

SHA256
4a37863f13cfc1bcc963272e140065bf9c14f08fad96d79ed71ff8b87a53455e

SHA512
0dadb44ebcd9cecbb53d19345961513063e6d180656b8e3e61d6ba4f9e205f1ec20b9c6c69747bee76952b3c3e0a3cdfc9a815d58c35eff1ca4add8e42c103b2

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

Filesize
8.0MB

MD5
d4cd0c5eaabb47bdc61d64b8cfeae9c5

SHA1
b3496e570f5ba3a4c46b59f878785107ee075aba

SHA256
b4bcc708b4305f36b482642e2656422bf4e9cc21951f3934cdb138a38dc45bf2

SHA512
e11cab06581471c295b6a76c75aac4a734ad2dde57d6c4b804a1ed67db6b50e3a44d7c043c6bbbcedc616af06828d91c41887b764139e763c50fd9e61914d268

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/168-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/168-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2920-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3752-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3752-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3752-43-0x000000005E7B0000-0x000000005E848000-memory.dmp

Filesize
608KB

Download
memory/3752-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/3752-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3752-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3752-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3752-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3752-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3752-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3752-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3752-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3752-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3752-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3752-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3752-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download