73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
298s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
17/02/2024, 13:46

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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
5072	b2e.exe
4164	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4164	cpuminer-sse2.exe
4164	cpuminer-sse2.exe
4164	cpuminer-sse2.exe
4164	cpuminer-sse2.exe
4164	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2228-4-0x0000000000400000-0x000000000393A000-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 2228 wrote to memory of 5072	2228	batexe.exe	75
PID 2228 wrote to memory of 5072	2228	batexe.exe	75
PID 2228 wrote to memory of 5072	2228	batexe.exe	75
PID 5072 wrote to memory of 4752	5072	b2e.exe	76
PID 5072 wrote to memory of 4752	5072	b2e.exe	76
PID 5072 wrote to memory of 4752	5072	b2e.exe	76
PID 4752 wrote to memory of 4164	4752	cmd.exe	79
PID 4752 wrote to memory of 4164	4752	cmd.exe	79

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2228
- C:\Users\Admin\AppData\Local\Temp\8D7B.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\8D7B.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\8D7B.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:5072
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\8F6F.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4752
  - - 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:4164

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\8D7B.tmp\b2e.exe

Filesize
7.0MB

MD5
023a54cacfba2a246f875c922594846d

SHA1
57d63285b1a642fe12e88d0f5612f2817dfdd993

SHA256
05878cade501109e92ccf6076f8da7f688f1a6cfe2959a931dd6b9a9f4b7706b

SHA512
1c7ce4b5887c451492d378ddc4f462033cb3ac9c0a0325e77eed7868ff28d9bfa5a35d66549730ec58557d1c656003e81c4e8cadb87802e04dc8c88e961724dc

Download Submit
C:\Users\Admin\AppData\Local\Temp\8D7B.tmp\b2e.exe

Filesize
7.9MB

MD5
b078c57639b397c9339049fd7908b134

SHA1
9363220e16ac87be423f95432e2c40b79e22a0b3

SHA256
b780ad876d4b51f2fe945f6bfda85902958baeebed3abb647bb18c111f2247af

SHA512
46ec7d1be15d412158cc65556986c2e4720e239609cfca47a234fa29ee4c47be452572b8f7cdae153bbca5185cd09ce4caae541a80955d105ef6355f7e9b5906

Download Submit
C:\Users\Admin\AppData\Local\Temp\8F6F.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\libcurl-4.dll

Filesize
836KB

MD5
aeab40ed9a8e627ea7cefc1f5cf9bf7a

SHA1
5e2e8ca2881b9bf9edfa3c4fdcec6da1efa102d8

SHA256
218cfc4073bab4eddf0de0804f96b204687311e20a9e97994bff54c9b0e01ee9

SHA512
c0a67616fa01fdc351015212a718faf70da6612fbb3ec13da28dd7af9a507c56882fb7c3eea6fbc37d4d63b970157199d16d0756dbe3cb3bc2223e215cb104d8

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

Filesize
3.1MB

MD5
7db9ed3f3ef8f4845afced50fd7843a5

SHA1
64ac4c69425f5646eb27c17ed732e805651ed542

SHA256
3e94c80f30be95f12a3383a68225cd055ae7adbb0568c4bceb1a2c85249406e1

SHA512
4d172cada012bcd4b13a75ba1eac5227516c1b30f934a6084e122957b4657a8bd8015bf3341947044315a35bf596499d0a68b621cb70a736d60c4689066a4db6

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
2.7MB

MD5
2251e1e7a3530fd1a3b342abcf2295e6

SHA1
764131a5b18b8f14bbdba4bbe3096eeead737465

SHA256
2d61003cccb7f312367f02e77c9a89b6efa6cc95f4213c6474a729cdd400a1c7

SHA512
c72a63b9da55e96da2d3353f12e472f74e11033fa2c4c0cc732950a6e98d73915832d56a1405f0c8d96efd18c59a782444a571f7b50032c03d8185555232548c

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

Filesize
3.0MB

MD5
36534e5660fad74fbd2b1210cc4748e7

SHA1
eb1e7f5857fbf4bfc4faaa4d79e7148bccb64a2c

SHA256
322f82b74cf006a8c7b2c4e503f4fa9b10a12907fe88fbc15d6b9832b9c0c11b

SHA512
a7e6b97d17bafeb5d29bea4d50d015fea93e985f1800bbbf69e9316277772e291eef27603eeac4856fb59e1e8754e8ef4fb4a1544e9d4add60ec197a88c3c52c

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2228-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4164-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4164-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4164-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4164-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4164-43-0x0000000070100000-0x0000000070198000-memory.dmp

Filesize
608KB

Download
memory/4164-44-0x0000000001010000-0x00000000028C5000-memory.dmp

Filesize
24.7MB

Download
memory/4164-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4164-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4164-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4164-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4164-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4164-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4164-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4164-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4164-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4164-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5072-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/5072-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download