73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
299s
platform
windows10-1703_x64
resource
win10-20240221-ja
resource tags

arch:x64arch:x86image:win10-20240221-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
22/02/2024, 04:46

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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
4156	b2e.exe
2224	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2224	cpuminer-sse2.exe
2224	cpuminer-sse2.exe
2224	cpuminer-sse2.exe
2224	cpuminer-sse2.exe
2224	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2100-5-0x0000000000400000-0x000000000393A000-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 2100 wrote to memory of 4156	2100	batexe.exe	74
PID 2100 wrote to memory of 4156	2100	batexe.exe	74
PID 2100 wrote to memory of 4156	2100	batexe.exe	74
PID 4156 wrote to memory of 928	4156	b2e.exe	75
PID 4156 wrote to memory of 928	4156	b2e.exe	75
PID 4156 wrote to memory of 928	4156	b2e.exe	75
PID 928 wrote to memory of 2224	928	cmd.exe	78
PID 928 wrote to memory of 2224	928	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:2100
- C:\Users\Admin\AppData\Local\Temp\80B9.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\80B9.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\80B9.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:4156
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\827E.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:928
  - - 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:2224

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\80B9.tmp\b2e.exe

Filesize
3.8MB

MD5
8ed2b7d6bb9354df6ec8579ba9083897

SHA1
77aed778aea4737d47aa55b5f25741fa45d4f967

SHA256
92f313b4f98bd8edf9048dd885882fdd52bb240af11593d4fb2c6090db0966c0

SHA512
34ee9d50463081caa34d57d217d842bcd70c36c1f6ae0a6f1ee484b7f56dfee65682f7cfab6e18c4654413f3bd223bd7551410b2183f19835c879feebf5bb5cc

Download Submit
C:\Users\Admin\AppData\Local\Temp\80B9.tmp\b2e.exe

Filesize
3.1MB

MD5
9f1ff8dec06f57a143c539c75ac2f612

SHA1
231c5ee6df292607cd35b4e17fd7789de0ed08c9

SHA256
d9686ba852a412696ff0be798c4fe70842d1bab01479f109a8cdc22c60f562d1

SHA512
b35a08cd505af2185121b8bf7c5647d03ecf2ccca7985cca45cf5cc03e64b8396e1d057723f4288903aafacb2ab9dcc33227261f9452c6220db5cc046d1b84ac

Download Submit
C:\Users\Admin\AppData\Local\Temp\827E.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
2.1MB

MD5
06c77f51039d119c6166a6320917dc38

SHA1
16a7a843fb7ae1545421109f1b04ef65a6485e8a

SHA256
d7130bc45beb020e74fea4f52fb1dcdff4b3deddfc19607f2747e08d8bf70d31

SHA512
555b9bf40ab4b3dbea1757696cb28633517f226bb5865457f0a423b50a3a03f309d4e455ceaee6cb4afc8279a1c62d9496c5d3fa9e7f7fd9910fee4dc1c977eb

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\libstdc++-6.dll

Filesize
2.0MB

MD5
7f7b5827d2c43b6cd537a153d4c4c2fa

SHA1
8828fa9f5f48b66a94c3c253f1956e28c616f63a

SHA256
c86dbcc8ff1183506d5eca99ffc980f745c2f4c30876169086f61e5380a14640

SHA512
f05cdfedef176c73ac74b00c378f2fbd43db39315afcd9bb63f6caf7fe887983a460df26db0432960881827c8456a0203a11b15a9f518fb370508a956ca438d5

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
1.9MB

MD5
b282d90c61e55b73d94d159fce1f0688

SHA1
e6be3dec724e3f4583cfcb7fa74864ae3a07e165

SHA256
0a6eefe889ed74166e23cd6afa7334dedb6f6a2183cbd554116e7a4b39b1a034

SHA512
87b500ea33357a7160cf9498d7dc23af1672b4cccd1f7e037ee7938d83c7b7cad36d79c2e361c76834087546aa4d5510e4132e9c62552337bdaaef3752b5eb4a

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

Filesize
1.2MB

MD5
1aeff012a7c4fb37f6f186850afe93bb

SHA1
0fdcb8b9ce7edc53a259ed44648b03ad2b4aee0d

SHA256
f1be14bea28b7f407d8ea34efe306e033c1bc908baf8f79669060c96bfe7625b

SHA512
25f241b2135e97037d79268e0d1e1101014574d33821fda91d501c0bfaa935cb982549e33f4fba2233ed00b57389c2617aae7bc04a6d94a5921b1a7300bdbf88

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2100-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2224-44-0x0000000001040000-0x00000000028F5000-memory.dmp

Filesize
24.7MB

Download
memory/2224-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2224-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2224-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2224-43-0x000000006B1D0000-0x000000006B268000-memory.dmp

Filesize
608KB

Download
memory/2224-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2224-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2224-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2224-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2224-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2224-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2224-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4156-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4156-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download