73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
300s
platform
windows10-1703_x64
resource
win10-20231215-ja
resource tags

arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
13/02/2024, 22:06

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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
32	b2e.exe
1656	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1656	cpuminer-sse2.exe
1656	cpuminer-sse2.exe
1656	cpuminer-sse2.exe
1656	cpuminer-sse2.exe
1656	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2236-6-0x0000000000400000-0x000000000393A000-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 2236 wrote to memory of 32	2236	batexe.exe	74
PID 2236 wrote to memory of 32	2236	batexe.exe	74
PID 2236 wrote to memory of 32	2236	batexe.exe	74
PID 32 wrote to memory of 4436	32	b2e.exe	75
PID 32 wrote to memory of 4436	32	b2e.exe	75
PID 32 wrote to memory of 4436	32	b2e.exe	75
PID 4436 wrote to memory of 1656	4436	cmd.exe	78
PID 4436 wrote to memory of 1656	4436	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:2236
- C:\Users\Admin\AppData\Local\Temp\93D4.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\93D4.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\93D4.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:32
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\95C8.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4436
  - - 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:1656

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\93D4.tmp\b2e.exe

Filesize
5.2MB

MD5
0ee7eb586fa968d93fc097723429d4f6

SHA1
d56603ce662f06ed257ef5538d5366a71f408627

SHA256
9727c661e6d04ea942c7e72f922f0d852f81639e80db82a8b08a8ce5ee7769c1

SHA512
30fec65eebe677e32b3fe6044c92f8cf10aefe62e99764129b8741e5a1e06a5315406f1a6016801fd715b1793a6809e165367e83f9c07ac374461168ed92b5b4

Download Submit
C:\Users\Admin\AppData\Local\Temp\93D4.tmp\b2e.exe

Filesize
5.0MB

MD5
d7d523741b024e1eddf5c5da8816708c

SHA1
8f58df81524453b99085757fbb5b2609032619ea

SHA256
28ad9e0234ebf3b2f8386d632e2d6607899916fd54986547ba9526f14cf76900

SHA512
18770add03edb91ad953d4c2aafcf1839f1b34d5349a7b392109fbeb232a944a423e1862571cff9f4ee20147b30a611127ebb87146a7d8835c4d38a41a228cbb

Download Submit
C:\Users\Admin\AppData\Local\Temp\95C8.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
9de6a30d1d81bb283083c0029ae1a2e5

SHA1
3cbeb347e2b5e0deac8d6d956f3457c31cfcebf9

SHA256
718138627813b0cc216891d552a856e07bb8926db1543f328b9772b600f9cb32

SHA512
8f796cfab92a92b1e1e0c6b8234386d0c167a07648943ee77382bbbbfc38f1b9d69591fbf670ff29242ea0ea25298d5dabcb4abd5027d8e3f0b3c88486f6b72b

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\libstdc++-6.dll

Filesize
3.7MB

MD5
b152caefb35da1a6fdfaae448b6751db

SHA1
feb0dc0fe89c89a94e5c28b0124f417beb13d046

SHA256
ed8e6a38fca588055ac9b5927ccd3a673b1be2528532521cd1e1f615dd3b9793

SHA512
f4689304e46a771d021162a3fb75c0740eb9d3c575e0df8580f5427e0f6631ac29640577c462be4ce8c1ae021aefddf2359d4054c080c3668b9a69fb33e6391a

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\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
2.8MB

MD5
8697f20c9e3336d4a1ee41c1b9a2e223

SHA1
8ccd1bdf45d4191dc2ee1d16de49b1c52c45b62a

SHA256
f43607040bf1fc917cebd4daeb63aa7cb45e0e72a2afc651866b3b0372d8dec5

SHA512
79beb271c944430c69294d99cf6d65b537030766f77b446c4ae69bbc2d300b35caf31f77a07f01ea540fb61ee5d3f150e2dd09c13478093f384abfc3cc4fd217

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

Filesize
2.6MB

MD5
2f7823304dfb3ffc3148649730feea51

SHA1
ca688d94ab06a75e1409ed51aaf310f8451a103e

SHA256
9758e274fb83b2f32899b9cac4cfeee77aee974cbaa70c2baba586e8534c97e3

SHA512
f7414771ad2a79f19dfcb7331a98a6bc53320781b7327d20b1c02cfeab2bf78b14cb7aaffa8a75610caac284a8d33645e7ed4bf4ad372cd823fa741ecbf98fc8

Download Submit
memory/32-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/32-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1656-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1656-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1656-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1656-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1656-44-0x0000000001120000-0x00000000029D5000-memory.dmp

Filesize
24.7MB

Download
memory/1656-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1656-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1656-43-0x0000000068570000-0x0000000068608000-memory.dmp

Filesize
608KB

Download
memory/1656-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1656-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1656-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1656-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1656-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1656-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2236-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download