73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
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
24/02/2024, 04:08

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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
2404	b2e.exe
2232	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2232	cpuminer-sse2.exe
2232	cpuminer-sse2.exe
2232	cpuminer-sse2.exe
2232	cpuminer-sse2.exe
2232	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/192-5-0x0000000000400000-0x000000000393A000-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 192 wrote to memory of 2404	192	batexe.exe	74
PID 192 wrote to memory of 2404	192	batexe.exe	74
PID 192 wrote to memory of 2404	192	batexe.exe	74
PID 2404 wrote to memory of 3544	2404	b2e.exe	75
PID 2404 wrote to memory of 3544	2404	b2e.exe	75
PID 2404 wrote to memory of 3544	2404	b2e.exe	75
PID 3544 wrote to memory of 2232	3544	cmd.exe	78
PID 3544 wrote to memory of 2232	3544	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:192
- C:\Users\Admin\AppData\Local\Temp\7A70.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\7A70.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\7A70.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:2404
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7CF0.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3544
  - - 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:2232

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\7A70.tmp\b2e.exe

Filesize
2.4MB

MD5
593dd135058709ac82125729a00adeb9

SHA1
3746be39e33b3cdc767922d3423244e3e6f96c9f

SHA256
f694e070421e15f273fbe4a6db87353edebbb895f5760182b2237e446767e065

SHA512
66b257507c6aa9d85e6ab1782dfc0dece807d34ef7fd75a070642baa4c0a2b8230c2f3da3333708508a0aad06f6dc80f2b3f9f06782e815c5cc2c92782d18cb4

Download Submit
C:\Users\Admin\AppData\Local\Temp\7A70.tmp\b2e.exe

Filesize
1.7MB

MD5
aa471fbc0dfab0f8778d3407e8cb8e5b

SHA1
49ab339bbb0e81adc5ab152ebe5845fe8c801d0c

SHA256
0c0ca371d9b3e35402cba34f2f114df8706c70454f995c00f11e59f0126a935d

SHA512
c65bbb51adb517216c3cd778302f3b06d7fe8e27205680025c49a091918b8861117471f39f68f029a9ab70c9a1792dd9c52e94f52fa789456d6350ce3954b41f

Download Submit
C:\Users\Admin\AppData\Local\Temp\7CF0.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
99KB

MD5
71f3b472b9b04ebfcc7dfd35a2d1a983

SHA1
8f16fc00b3f90e4ce8db4b29cc4aefc69788e42b

SHA256
c7dffa9477787d158176dd30b7d06ad281aab14aec2479e4ac2d563322753add

SHA512
f8dd65c6b6fc8f50ff01e80a04cd674def8d7ba0887ea99026b04837a932ecb7218010dbb11ccab40af2403a5a85a331760bf22da443e3bf52a8223b8f6546f8

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

Filesize
113KB

MD5
5869ae6c2874d91c6eb3f3cd79bc670f

SHA1
172deba6018b9da60747a0a8541f7ae1808dae03

SHA256
60d9f8434055de0dce9f3648c7031c8190ad761e77fdf0c9c8fe6c5f4f8349dd

SHA512
b6473d7a43692d7e9ec984d61d021e46ebdb9595442f4635ac61805507d781583b7153d1eb85234932db9e602131ef6701886a03dda2082c9353edac97cac612

Download Submit
C:\Users\Admin\AppData\Local\Temp\libcurl-4.dll

Filesize
138KB

MD5
ab314745f1ba3c11fca2ae0fc813474c

SHA1
338a6b0af19af43397e958587a30ebfd159024a2

SHA256
d17a34f98dd12fd127b1a99c22f33f0f686c321d169c27bc8c45083a1c283455

SHA512
059ff93587d55e02a44b8a116708ed064b8c653dc1dadb46a80cf771ac84693a27fc48774f4f95d510622989a6572f383d6ebe46f0d09a7c9890ac3abfe2ea3c

Download Submit
C:\Users\Admin\AppData\Local\Temp\libgcc_s_seh-1.dll

Filesize
81KB

MD5
52f4318b563823855e60ae911ebd42cc

SHA1
66272d08937862008b12e7dd7b650d2580293268

SHA256
0ceb7efaec5f2fe2e645c3f7a9cef86596c05456c48a6fe602a20b1d6223aba7

SHA512
1105ba912f91a147bc4fa419e58025a693e34e5152f7ce1c7f270548930b4615041c05f397645744b32da87708e4fefd23473a61c9de815f8bd5df81e3a94042

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

Filesize
147KB

MD5
fba31f6e2a54e01ff73cb0845cb53e62

SHA1
4834587b38fe1db43fe487a1caa2a4a2c128d5ce

SHA256
6e7e607cbf25f6f875ae5a42f7273d60f4dfc397f918a2fa4f7ebe9d6b528849

SHA512
24a8f90f5ae49a407db7a8a2cb7d687a585201c9eb89a46c2266bb0bfca14c56880986d375f3a9c7e2a0654974854ab20dc3f2ffb7bb5142e26988f0a5314344

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

Filesize
129KB

MD5
ca49da3a9ce127263c96adec96ea72ab

SHA1
3242185e1804ec290ce3e82666f59f7e3f90ab82

SHA256
32bacc4f05b06ddf4f567883328d3e5367a7ca25b472d8fc1f60eb36fdff36ba

SHA512
97f6dc33c729abbf9db262803ef8f22e598dbaa8fb1f930d07dc3367b3e6b577a8ace0dd89a7f680d60aae05b1df23b74ca6d7fb16e340bdf17173b72ffa3293

Download Submit
\Users\Admin\AppData\Local\Temp\libcurl-4.dll

Filesize
101KB

MD5
b518f4ed42f5fab5fbcf9dd8fe347ac3

SHA1
fcb4e3e7cc11a46b04b94a65726619aad703ea9d

SHA256
2b0cfba989472becc02e28479553e5fbadc83ed5ea7052389253df933298c4db

SHA512
4688dd5fd7dce4f496ecc2c46087ca46d55c642d6cb04d86e3da015c003ec1c1354eafe843e8a71169532b3c423d0592c79f7e741a45cd94ee4de1c7bb979cfc

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

Filesize
93KB

MD5
1f8372e06b3e8b8319cf53ddf93f9fcc

SHA1
c237ec621968f7d377b87a8230907a9c126e81d0

SHA256
562bb3c8d15614d0ef19c507611f86a972664822b03e312ed02111aaa7bdbd11

SHA512
53245d363d5018d9ba722832e620d338ffc641db78b21b82c8260272441b82cef13d38828bb34a7be1a4fffdb498b90038d7223ee2fd79280acba7cd8c88a5a4

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

Filesize
72KB

MD5
261fa530a7ee057cf821195b5a7e5db5

SHA1
0e63557404772417e19b0c9889a9643fa3499337

SHA256
2bce73bdd3f9556573ed30e7aa069388b7eb4336cafbe4271a24797c031202a0

SHA512
d481934843254fe37183dbbe1ca3e168d7cf7eb4ff57987b2a286b3c4623416d755ccf25ae45d555bef152a0ba7753ecb3746a46b2f52ac5f40384c22fc40cd0

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

Filesize
66KB

MD5
04e89c46e60eefac12569fe22c2df25d

SHA1
3d99c26f5d86e630b3940a85e74d9b9722c54735

SHA256
9a413e3d8f2271b7a7660221a398bcfbedd1053b156ef280d9c653c3f3c93478

SHA512
a39e7c0bcdef16297a8f7f759e75dd3c62851f19f846c96f68663d919c5f68171e165bf33d11eda7481994d8259ccf5c791b241a93d6854ffbac65143b29c823

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

Filesize
150KB

MD5
b9618aefb298d1724fa0d574d28e2013

SHA1
d65dab47ce86ff3f859dd284f9b3758930d13086

SHA256
e06d48cd4961d5bb760cc3e8e6d03e7ce55f13ceecac0aa858423e523c229a5a

SHA512
7cc706895d2a0afc1bda34a1da25046c2e8f2acfc06626f173645a9387b42f5113304ecdda88530599dcdc22a934f76c8c841b35110b3ca8e1fb9f1f8a4a572e

Download Submit
memory/192-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2232-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2232-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2232-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2232-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2232-43-0x0000000064A00000-0x0000000064A98000-memory.dmp

Filesize
608KB

Download
memory/2232-44-0x0000000001080000-0x0000000002935000-memory.dmp

Filesize
24.7MB

Download
memory/2232-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2232-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2232-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2232-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2232-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2232-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2232-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2232-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2404-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2404-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download