73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
292s
max time network
300s
platform
windows10-1703_x64
resource
win10-20240221-ja
resource tags

arch:x64arch:x86image:win10-20240221-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
23-02-2024 20:01

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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
4480	b2e.exe
1172	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1172	cpuminer-sse2.exe
1172	cpuminer-sse2.exe
1172	cpuminer-sse2.exe
1172	cpuminer-sse2.exe
1172	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/980-4-0x0000000000400000-0x000000000393A000-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 980 wrote to memory of 4480	980	batexe.exe	73
PID 980 wrote to memory of 4480	980	batexe.exe	73
PID 980 wrote to memory of 4480	980	batexe.exe	73
PID 4480 wrote to memory of 4428	4480	b2e.exe	74
PID 4480 wrote to memory of 4428	4480	b2e.exe	74
PID 4480 wrote to memory of 4428	4480	b2e.exe	74
PID 4428 wrote to memory of 1172	4428	cmd.exe	77
PID 4428 wrote to memory of 1172	4428	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:980
- C:\Users\Admin\AppData\Local\Temp\C0EE.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\C0EE.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\C0EE.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:4480
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\C44A.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4428
  - - 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:1172

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\C0EE.tmp\b2e.exe

Filesize
2.1MB

MD5
c65046109eeacc05c12e1d2d47bbcdce

SHA1
f684b885a159684fdc5f276d2e97f1f62e656147

SHA256
3de769cb77e6c4e7be2f7c2683b6e3a7f58f7cd8261f25cd14c868163a5f82fc

SHA512
a0bd72ec5132d11f00120b161c4df1aa93f734dcf9d9b9bb1eda51f96a74a69276aaec7e8cf1fcb762362e887569ad4cb2dbd40aaf541141dfb1ffb7eb51d2dd

Download Submit
C:\Users\Admin\AppData\Local\Temp\C0EE.tmp\b2e.exe

Filesize
1.4MB

MD5
fe4bc2bb4397eea601e0fa6c45cc20c6

SHA1
35477fc0a38f9db357a70f9b0573537fca582a9b

SHA256
8852fb3a8294753e6b088d458547feaf54685068ed6bc0dece93f608ab44afa7

SHA512
3759f54232069d2efba631954ff86bbf5ef58a616e4e0109c9ad5fcd632ee97ddf169ebddbe58237dbee36951c8d2e176312abe4e142f636398bff8fc2973bbf

Download Submit
C:\Users\Admin\AppData\Local\Temp\C44A.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
938KB

MD5
5c8aa9782ecfb364dbd8404df28370e5

SHA1
d893b1c427363b5145eb3c0558ab8e5fe3ed3abc

SHA256
c7b8772f0d78a49d066b7afe154904c7076ce35796a2364ecab26f0f57da0fb2

SHA512
9996d85fa70387d7c3a7fd7c4a77065a7c0665f6b66a4ae8009bf18506c710c08dc37b5d3ea77f963d583d3b6c9a78d59f1b9fb57426557bd686c1b02e32e1b1

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

Filesize
1.6MB

MD5
dc21813f6ba227f4c503bde71f32c9ef

SHA1
5152681f11f60941b26ba374a68be2ed8e8e15ca

SHA256
ef475e5db14a2b83dbc66db373ad741906254bbd9aecaaf7d17c90fe8fd2d1b8

SHA512
2b193731953a91a0ebd644837ac250d7534d8732930613827143cc0d4ba7b83a0709167291660df58ff69039867de08dc6311116168ce3be32b40fcee71d69db

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

Filesize
1.9MB

MD5
f254cb9b43acc9dead7be1aab0dd37f2

SHA1
06adf64715b2fc0e1c8d8fc89eb5cc906cf7f0ac

SHA256
f91ad39e8dbc3e7bd218ad1ef76fbb74b69376d2d29c0c6390a067905a868cad

SHA512
254042059acc3725e4b25a635a77b8cafbc2a63df5b2e7a7a61aaa70aa3715fd133435a37d4dae8e2a327f86942041620ef10122735ad2cfc238bdb45effc3a5

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
1.9MB

MD5
56b10e2e40fdc03cbb4e180d3a327e84

SHA1
baca116142030ebc20a0a775be393e5137f24cb4

SHA256
d111e0d6e85d2391af668042231ebfda0eadeaf0d0992a3422e3880b1d21e653

SHA512
e0ced8a4ad7de2386694b7bf4f0ff84c25dd4c200387c80de05c008f5c235d23b25c95a289cb668afa13d0a30b22a1051006e7ec68236438289ee85014cb4fb9

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

Filesize
1.7MB

MD5
1d3b6d56da4c1421b280b644a7b7267b

SHA1
c8581966f3ba10654110f9668a691e4642e398e5

SHA256
dc9cfc0af43f72238650e4baa07a89f3c5504d76c8f11f7a0a471a89895e358f

SHA512
eaf9f38cd7acc958e4e34f4e6c3337bccc26b46b61110216f1e22677df5af19e9d3daa7f664f2bc67cb74c543b7c5710399529178ff45a2e3708b61ca1c0999b

Download Submit
memory/980-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/1172-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1172-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1172-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1172-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1172-43-0x000000006C310000-0x000000006C3A8000-memory.dmp

Filesize
608KB

Download
memory/1172-44-0x00000000010F0000-0x00000000029A5000-memory.dmp

Filesize
24.7MB

Download
memory/1172-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1172-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1172-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1172-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1172-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1172-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1172-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1172-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1172-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1172-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4480-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4480-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download