73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
292s
max time network
299s
platform
windows10-1703_x64
resource
win10-20231215-ja
resource tags

arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
11/02/2024, 21:50

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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
3172	b2e.exe
2500	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2500	cpuminer-sse2.exe
2500	cpuminer-sse2.exe
2500	cpuminer-sse2.exe
2500	cpuminer-sse2.exe
2500	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1312-5-0x0000000000400000-0x000000000393A000-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 1312 wrote to memory of 3172	1312	batexe.exe	75
PID 1312 wrote to memory of 3172	1312	batexe.exe	75
PID 1312 wrote to memory of 3172	1312	batexe.exe	75
PID 3172 wrote to memory of 3844	3172	b2e.exe	76
PID 3172 wrote to memory of 3844	3172	b2e.exe	76
PID 3172 wrote to memory of 3844	3172	b2e.exe	76
PID 3844 wrote to memory of 2500	3844	cmd.exe	79
PID 3844 wrote to memory of 2500	3844	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:1312
- C:\Users\Admin\AppData\Local\Temp\9971.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\9971.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\9971.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:3172
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\9B65.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3844
  - - 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:2500

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\9971.tmp\b2e.exe

Filesize
11.4MB

MD5
1df03b053229315d4dbb37e5a38e3445

SHA1
d723a542678c2cc63412fba314aa6e1ee7c5ee64

SHA256
1dc835acffcfbf0663e926a1c899a4b3730d1509076adee76185a6a6b5df92d0

SHA512
74180c3fe2d1f2f3d502878d28161ffa414f0a6739ac8d6f0181606a8f41cfc11a1dc81be0cb0b5d8873d1f677f030b1521264c64805d977583ac6b3bc1df03b

Download Submit
C:\Users\Admin\AppData\Local\Temp\9971.tmp\b2e.exe

Filesize
12.2MB

MD5
279b7a8422da571481fe522c5af327ef

SHA1
bf285b9e4d2ac5fcc1289c11397e90e04d7b7aa7

SHA256
4078b4647158a788fa26bc35bb411ec84a087c1649ef475368a82e29efa0d6ac

SHA512
0c45af14d45633582326e7f0f274eb1a6d8923b716faf9422fc764f4369e1261171ae069884c6736c89ca73d25aeac1d50a758d139dc3d2cfd3f9b68cc2e49f0

Download Submit
C:\Users\Admin\AppData\Local\Temp\9B65.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\libgcc_s_seh-1.dll

Filesize
1.2MB

MD5
7cf672bee2afba2dcd0c031ff985958e

SHA1
6b82a205db080ffdcb4a4470fce85a14413f3217

SHA256
c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

SHA512
3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

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

Filesize
14.4MB

MD5
bb5f23af2c2c83dfa560baef7e5b69f0

SHA1
56156e2e02492a14b1b0f3c16d12eaf35f5de79e

SHA256
aa653c3d3965a34ebf331e533db64a52a5aee1cead533143ae925d3718bd7825

SHA512
d6b5a02fbc08b2062d803e0b5907317d50de88811b1bef230df935fc8266f9583a5531bcca5527dce4d7f538c68ac9afb29f581fcdc277060bc41ed48f0d9ebd

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

Filesize
15.4MB

MD5
6a596fa6e2abc5ca8d9bff592dc4bb07

SHA1
aff9db1795a4c535088368797ced04f2113b295b

SHA256
3ef0d0c58ac1b03f86bf441b72fe0b5827cc721a010a1b4b2a9b7e1b6a851b31

SHA512
762ecaadc8d4912b1764994e9406920c8336e03224941a5796cec197905189f1572ab96d6bb66d5cefac17a8498b9fc58c53599caa3b01f078a13348fbcf44e8

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

Filesize
12.1MB

MD5
91442e55bdc80efa282e847d8d6962ce

SHA1
ef2439e2bc76deaa924cac4d94d9fe1f4b9b0e27

SHA256
f237e79ccb7db31f8617956fb1a687587da3c2a931ba90db3d2f4b0e2fdcf103

SHA512
870074163b5833d32b4050c9bb10f7958eb35d23f184f7f86d9c216b66ee88a1e359fd36d00a76a2725207a8db80518fc2b0c820876e1750608f1d3b61addd64

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1312-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2500-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2500-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2500-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2500-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2500-43-0x0000000076060000-0x00000000760F8000-memory.dmp

Filesize
608KB

Download
memory/2500-44-0x0000000001100000-0x00000000029B5000-memory.dmp

Filesize
24.7MB

Download
memory/2500-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2500-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2500-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2500-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2500-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2500-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2500-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2500-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2500-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3172-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3172-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download