73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
296s
platform
windows10-1703_x64
resource
win10-20231220-ja
resource tags

arch:x64arch:x86image:win10-20231220-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
13-02-2024 12:09

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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
3224	b2e.exe
3068	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3068	cpuminer-sse2.exe
3068	cpuminer-sse2.exe
3068	cpuminer-sse2.exe
3068	cpuminer-sse2.exe
3068	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2348-4-0x0000000000400000-0x000000000393A000-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 2348 wrote to memory of 3224	2348	batexe.exe	75
PID 2348 wrote to memory of 3224	2348	batexe.exe	75
PID 2348 wrote to memory of 3224	2348	batexe.exe	75
PID 3224 wrote to memory of 1592	3224	b2e.exe	76
PID 3224 wrote to memory of 1592	3224	b2e.exe	76
PID 3224 wrote to memory of 1592	3224	b2e.exe	76
PID 1592 wrote to memory of 3068	1592	cmd.exe	79
PID 1592 wrote to memory of 3068	1592	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:2348
- C:\Users\Admin\AppData\Local\Temp\9635.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\9635.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\9635.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:3224
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\9887.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1592
  - - 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:3068

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\9635.tmp\b2e.exe

Filesize
10.2MB

MD5
b9f4be3ad38fa6874a2945d6dfc09f3f

SHA1
1c49face9e847b51f109edebf35cf469fdc2de9e

SHA256
51f25e23bc09619d201b473b413b81704ec91d6149b8da3d7e5d7fc9bb0bc2b8

SHA512
ba095feeaf3561ba650ff9e408871426b7617b4704ef6664dcf6ed24675ef6fcdf914f2683259c864cdbdecaeda5a4aa57c85e4be3efc41092be2c6df7772055

Download Submit
C:\Users\Admin\AppData\Local\Temp\9635.tmp\b2e.exe

Filesize
6.6MB

MD5
6e798356a224fa4fb1f4e625e316a342

SHA1
50d24189d987ec4ac8dffcd3e75edad9e7e3090b

SHA256
e721fc29f233301d719adad246e524973c0290891ba80c2a61997830d3fede61

SHA512
5f4b3e60e89faba1206e2374690cd11d167a7fbbaaa01ee978f7e82187d5acbd1e6d145e67d1070bdcea08213e25ccf0616500ac2ed15021270e012f26248ff5

Download Submit
C:\Users\Admin\AppData\Local\Temp\9887.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\cpuminer-sse2.exe

Filesize
448KB

MD5
ca0b33f54480aa9c590d09f72e3feb31

SHA1
d50dc7dd964feb0d7516c3037e7dc7e008420ae5

SHA256
67833a9e63d8b7469a3a3415124a2426893a6174ce2bd88bea520c68319d182d

SHA512
266dcd9c5bfe2b117fda6bf7c4250a908233d8474bd0b09596a0bd0fa2e5bc75446a20b46cb7e516ef75b5661bbe16c714e8dcc5962a0f481cbaecdf6135affd

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

Filesize
13.6MB

MD5
870d7d397a6ac95de2ca7c841845fc71

SHA1
a714fd4e127b861e56b4665a8162aca3786c2268

SHA256
78b603d1a35ea83bb9a058fa0f6dd4fe904dd48acb744cb00c49745f0fe89ac6

SHA512
1f1548b68c87a555a1eb2f51bcc477e08aaf271ce6f2148aecc0a9858c7e79e8bde369e8f3f3616fa0181c02cf65698fb79cd55a27f4a3c39dd6272e430b8eea

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
12.8MB

MD5
02ae3aad6b85e954d989b86f84dd0a56

SHA1
715b6decdd16223949dfd4fa2bc66971b61ea8fa

SHA256
c08be34de9cb6a56655e4e78a8c5920464fa797e3b034776ab78f1fdf53c4227

SHA512
0e463d7c097b2e0258b2d1d2ddd79d1ac8d99618b2cf62d4831948397870f71c48f8cc0b2e647f7eb065409ec2150f105daca972784447a5b2509cd5e5400334

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

Filesize
11.5MB

MD5
1327f8919e582df5ba36ad17c2b999c0

SHA1
2f2ea633da4ddc2c41fdb06fb98e572f9c69a495

SHA256
2eca6fb41fb757cc098819d7366d6e2adae8c64cd91e24b13d4b13c5da9e105e

SHA512
dad82a2c98d5ccfe2841328cf07fb2d791edeb0d14a623f6fdf0e429064e102c90105e7fa605ae7315bd610209be1a14615087003fc7ff557f55af4b8795b013

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2348-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3068-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3068-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3068-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3068-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3068-43-0x0000000060D70000-0x0000000060E08000-memory.dmp

Filesize
608KB

Download
memory/3068-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/3068-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3068-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3068-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3068-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3068-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3068-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3068-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3068-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3068-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3068-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3224-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3224-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download