73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
295s
max time network
297s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
20/02/2024, 17:00

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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
2480	b2e.exe
3892	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3892	cpuminer-sse2.exe
3892	cpuminer-sse2.exe
3892	cpuminer-sse2.exe
3892	cpuminer-sse2.exe
3892	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1596-6-0x0000000000400000-0x000000000393A000-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 1596 wrote to memory of 2480	1596	batexe.exe	73
PID 1596 wrote to memory of 2480	1596	batexe.exe	73
PID 1596 wrote to memory of 2480	1596	batexe.exe	73
PID 2480 wrote to memory of 4448	2480	b2e.exe	74
PID 2480 wrote to memory of 4448	2480	b2e.exe	74
PID 2480 wrote to memory of 4448	2480	b2e.exe	74
PID 4448 wrote to memory of 3892	4448	cmd.exe	77
PID 4448 wrote to memory of 3892	4448	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:1596
- C:\Users\Admin\AppData\Local\Temp\25E2.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\25E2.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\25E2.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:2480
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\2B8F.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4448
  - - 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:3892

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\25E2.tmp\b2e.exe

Filesize
1.5MB

MD5
8641866a5b1ecfad5b32eda6dbb995aa

SHA1
e5681c6066957cc93dcb7b27e1a5ce00131f6ef1

SHA256
a538d9fcebeece05f2a0fcae86166047ff6c2506fc4db77ec91ce6f98d4a2695

SHA512
ed707312261de9d39037e71a630cf8e1671134815535f3216ba7cccb3659d1cfaadc990b7524859b419a47fbc5c073576933fe9e3c4e5b611c0eaf1987b0b590

Download Submit
C:\Users\Admin\AppData\Local\Temp\25E2.tmp\b2e.exe

Filesize
1.6MB

MD5
32403a0f0a3cc3d7458ccc3777359930

SHA1
d96420ee45115464ad67426c1b6d1a1bbbc2aa8c

SHA256
c7a759fdd30b72a98d859b284ac06468d924e7250ea5e0c494cf483fafbc8a30

SHA512
b698abeff4efa20a18a90098a2c87c0989a912464900a70d4d285716282e715f2cd828698c64742e8525d22a924b563daf95578a7aa4958fef4470c301c945b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\2B8F.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
62KB

MD5
8c6d0df9d5f5a18f599c8b6b3d784b05

SHA1
692d57efb286474dad9e3fcd6088d7a2512bb2e9

SHA256
36fe1224c9439a6a13c950ca3b938e014f921e01f2db7c26952d68c0de5d754f

SHA512
87749f444c89f51c3c4fe7bfacd2117fc8c5d6a3934218d9e62941cbba47b8fb9af6952a782d89ae13f755691349143de3fcb098dc59d63c33a4099186c2760f

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

Filesize
593KB

MD5
bd9e585f378b30753e3c370163fb62ae

SHA1
a474e9467d15c08cae49bcef4e078462ed193d40

SHA256
6a5d435854ce3020fa4f1f7724a169f191bd8f6fbdd5d7dc3608e5f68b1a9751

SHA512
668a48cea9e82ced152db41c83f1aaa32c8f4f7b71a7a722e2fe31fce5ef191d93863c1d8dccebc87758a0d41f8d67c4e796b867f20aedc1e765bcdad0bca1ac

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

Filesize
528KB

MD5
034a913710afe2b515d1539c0bd9fb1e

SHA1
084c55f2796d8c34fc3d283ca6439fb053eefd70

SHA256
b050ae160b2b34492c40597bc064b501bb03928e3b6b3dad2c98cba7e2b7d125

SHA512
d32e16ec5063a6b42813819ba27bf19d3227acf73d46dd61dca6475b81792287755417ac91982459a5aadd186c4ef5e5964a2ee764dc67ca678671c931f830f2

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

Filesize
471KB

MD5
0d6f224d6e71dee638264b6ba75ad93c

SHA1
6ecf9a5106c280da007e4073da999f7b33307c92

SHA256
1c2c2822bc10045522336ea5cdacf0dd74b7a5f944b34f5609e90a57ce5c4b92

SHA512
f804316abebfc6d49a76b2e63a23e0e7744385fc0da128b405e268d1e18b2954bf4c8aa841a745401ff59ea382c1fd2f020203968f61b778782557c18a1304f2

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

Filesize
363KB

MD5
e73b8b463157675401fe5c7324dbfa66

SHA1
4b726df127db19e2e08dac088809b75bf9867b01

SHA256
42d669c9fb7881d97ba58c46997f69e31c01107999187b86f317ea34e9cd6aff

SHA512
bb56a7e2b17f08a1c57a020ff9644a5ffe3ede6c0280f2a5d5451249ce5e4a2dadca0e7e939eb72f8335580703d5d78a029216c6e88fefe631da94d690851a35

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

Filesize
458KB

MD5
d3ba66995c3fb0df4c69e9031b50a7db

SHA1
a754bb8bce484b500cee87715969aed22049d761

SHA256
9a6222e5e5974a1fd1a087070fd3f83404f6861263c90dc61aab9784abf964c9

SHA512
69835e1df98dce3da9680c08e2653495482df7c29a8008d8c44933c1913132c08a40155d13482a4a69808c87e4aaa4817cdf00ed1394e924e34f3a415adeccfe

Download Submit
\Users\Admin\AppData\Local\Temp\libcurl-4.dll

Filesize
497KB

MD5
72d6fdeed6480d3be9cf2aa8d581d6c5

SHA1
6f8eeb4f3c2618393817ee874fe2197c4110c32c

SHA256
e2867bc57e8b55bd8146160dfce1d6eb67f6c94b89bc0c075f272bdd70f2d4a7

SHA512
1e4dfe10780f67529c50f61199baa9b5305c30bb90c2d87943ccc6a7dcb64afb60de66b6e9f6673c342c1b3ce84248058c5bfe11d62cc53960f84121b51e6f0c

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

Filesize
598KB

MD5
7ccab725f0ff5affd0c8828918aff8fc

SHA1
70b226ceaf866cc948fc87b9a0cccf9e5299ccd1

SHA256
e62cc19ab764e53db81ed94de5ffb1b706e5628a70aeb3f652ac9f58ddcffa2c

SHA512
ae2f2ea3b499508f1eadded7545953eb6f05ef61db43a49ee731adb19836b8298f7b65a448ec190959f7cf07b200a2e459c5b6b199506a768e915112f1c5a8ba

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

Filesize
415KB

MD5
1e1bcf8aeedd6528851c64f28e062206

SHA1
bfd261d850c582413033d03cb4efc0093b97e6b7

SHA256
d87ddd7fde4a4ba028ba89bfe5ac8802d394edc619eff503fb6d89bdbb858619

SHA512
b6239b45f709808f3f64d4ee6a690c809a66f408c98fadcc9b64299d4c4c547c6eeae00029b920d9d5d04006aaa1dcc367954d7f5616ebd03b3abda200820cdb

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

Filesize
677KB

MD5
6daa123d4e3edd30947ef65a72f773cb

SHA1
03f8ba3d7f8ec15c470e88daf63f5e7b6d0facd9

SHA256
eb9e0fc6241592fda3794f63e9950c69581b1ce6648cfb53bbdacf0ac7692dad

SHA512
f00a7a0a60cc62018b56e166ff6853ef75b2bd36e14e90bb0972758dae8d73749127a575e2b8c869a3984b0da165dbd2439677ef48655c346bd38cf8fba87833

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1596-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2480-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2480-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3892-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3892-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3892-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3892-44-0x00000000010A0000-0x0000000002955000-memory.dmp

Filesize
24.7MB

Download
memory/3892-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3892-42-0x000000005D8A0000-0x000000005D938000-memory.dmp

Filesize
608KB

Download
memory/3892-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3892-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3892-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3892-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3892-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3892-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3892-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3892-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3892-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3892-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download