73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
304s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
24-02-2024 02:50

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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
1224	b2e.exe
516	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
516	cpuminer-sse2.exe
516	cpuminer-sse2.exe
516	cpuminer-sse2.exe
516	cpuminer-sse2.exe
516	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4724-6-0x0000000000400000-0x000000000393A000-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 4724 wrote to memory of 1224	4724	batexe.exe	74
PID 4724 wrote to memory of 1224	4724	batexe.exe	74
PID 4724 wrote to memory of 1224	4724	batexe.exe	74
PID 1224 wrote to memory of 5112	1224	b2e.exe	77
PID 1224 wrote to memory of 5112	1224	b2e.exe	77
PID 1224 wrote to memory of 5112	1224	b2e.exe	77
PID 5112 wrote to memory of 516	5112	cmd.exe	78
PID 5112 wrote to memory of 516	5112	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:4724
- C:\Users\Admin\AppData\Local\Temp\BD55.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\BD55.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\BD55.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:1224
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\C004.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:5112
  - - 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:516

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\BD55.tmp\b2e.exe

Filesize
17.8MB

MD5
9b367ae60b877c855c7bb9241cd6e204

SHA1
90c2d4385ffbd0a2b72797cd6306025a65fdc3b0

SHA256
eea637b4e294a37ef5ebbccf4b2b897da17d0d4c9f0b1cabc28e51a5d715f6a1

SHA512
a3f09ef672db19ccf1f3f12e705701ab26055fed665640758eac0dab07ebb309c0912819428047332ee57a01d5e42ce3e0fd374ded5f3cf46152e48d2cdad251

Download Submit
C:\Users\Admin\AppData\Local\Temp\BD55.tmp\b2e.exe

Filesize
17.4MB

MD5
92f14bdf745ee2c809eae36aad05e46a

SHA1
c014fb243efdb8c2888eff53726090b08e88544f

SHA256
10e14f1a726752bc5337c783bb0f6923bb3077f60a0f076e26f10ce98aa22495

SHA512
78aabe934dedfbde8ed2b152a424998cf2f5bc61dfa9582d7919fffb38c1ebace4c7e4374565f292fda838816bc760002940649ea0b4ff642b52d91358609997

Download Submit
C:\Users\Admin\AppData\Local\Temp\C004.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
14KB

MD5
5510fc0dd08adb283caee70f3f343681

SHA1
2f5b6e11b728a1d4115d9ae36281546f683f45d3

SHA256
c67920b0c883a03d7962b2d80357fc819abf6742de1241decbd1469a9d70ff24

SHA512
fceacf320b6ec007ed7a369896c7b027391662ea7e38b662eeda43ac0f23a083bcb9ff41bf2b080c4e8bb5b0bc33792271f13438436e2797fb56c26f7bdc0943

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
2.4MB

MD5
c39e123aac41d056fd71ab8b6a16d053

SHA1
e76f14aa450847693ebc10d72cfaa77fde03c748

SHA256
84b35f3aecefd48f5b2f30a6294af587db17aa5872a5e10991050f5091946211

SHA512
eb46ff51d2fea8bff55ea4cad07d57e86f242f2c92e3623c6bfc190b431ad46b951558fb3ea187e5fbc510c06de709bca0a808e9df38e707eb2757fc3d842cc5

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
3.4MB

MD5
bdd8f00e22ac7d23149d325a79dfa3c9

SHA1
f36e6754c2f0af6a2cf381cf66c5add09d1183d0

SHA256
1999d5d1dcd5fe20e3b712f932ad0fd9a9487860703c16c0cac67676f164a5d2

SHA512
845010984fe1113cc364f5ca7bbc7e123367a0aafbcd0735163566477fef05461cedfb3bcce704e08912771c2c139c6ffd0df5462288ee66d4b2f802e4efa413

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

Filesize
3.0MB

MD5
31948a7067dae0735e9ba0e57a60eb89

SHA1
3903991ded6590f4965beee49b9da455f93e6f01

SHA256
c95bc8e86c394d20ce0a7074956296cafd548d60d6a732af8f4fc152363610f8

SHA512
3ddf3aa2376e1d2b5ff56bf587e91f7c2d56a54af08226583f71df8fb424d64d327d49361ec431f34adb771231a5ee27a743a55f2a28ba44b86c7e0e6f715308

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/516-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/516-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/516-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/516-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/516-43-0x0000000073DA0000-0x0000000073E38000-memory.dmp

Filesize
608KB

Download
memory/516-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/516-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/516-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/516-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/516-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/516-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/516-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/516-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1224-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1224-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4724-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download