73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
297s
max time network
306s
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, 05:04

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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
2136	b2e.exe
3600	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3600	cpuminer-sse2.exe
3600	cpuminer-sse2.exe
3600	cpuminer-sse2.exe
3600	cpuminer-sse2.exe
3600	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4476-5-0x0000000000400000-0x000000000393A000-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 4476 wrote to memory of 2136	4476	batexe.exe	74
PID 4476 wrote to memory of 2136	4476	batexe.exe	74
PID 4476 wrote to memory of 2136	4476	batexe.exe	74
PID 2136 wrote to memory of 2568	2136	b2e.exe	75
PID 2136 wrote to memory of 2568	2136	b2e.exe	75
PID 2136 wrote to memory of 2568	2136	b2e.exe	75
PID 2568 wrote to memory of 3600	2568	cmd.exe	78
PID 2568 wrote to memory of 3600	2568	cmd.exe	78

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4476
- C:\Users\Admin\AppData\Local\Temp\9FE.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\9FE.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\9FE.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:2136
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\DA7.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2568
  - - 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:3600

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\9FE.tmp\b2e.exe

Filesize
8.6MB

MD5
00c02360f9b3f7c0b98797a9547c4c1f

SHA1
4de420081fa3868b9399f6b2fc1549bc9c347a18

SHA256
cec0b39f1a8a2e5b91263f089beaa4ec46fc341ef6b43ae8aae0e27ef87f542e

SHA512
8aff702bb7c884720ed9750cac2af3939e3126649add40e0e8903048654aa120e932705b553992da6711328e7f6602f9a4aa7d7d3ebb4b126bedbf3fca67fb04

Download Submit
C:\Users\Admin\AppData\Local\Temp\9FE.tmp\b2e.exe

Filesize
11.2MB

MD5
2a31dd8a3782d07978a708dd5ae69a2d

SHA1
7da96d94e742ba49992af71f79af7436fe95ac33

SHA256
203a0939cc858cd7250d0f6f614a3b7f9f83036cfa5d1c04650e45277f1e2de6

SHA512
82b46066e06449a2b58a884bcdd533f858a480da424cd07586a27831af9a0f7cc4c38fb73331b15f8b04d1d6c97eb4db97212e3b1add2e893d71e40cb2d87e47

Download Submit
C:\Users\Admin\AppData\Local\Temp\DA7.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\cpuminer-sse2.exe

Filesize
2.1MB

MD5
1d224a4c57a729ccdbd4f9d13656ca0b

SHA1
bb8939539de49ee41d4a11caf9ec81b9ea1cea1c

SHA256
dde910e3ba7aad77b66e776c724f11cc17956df4c1f64f901566c7a4c2a70532

SHA512
034af5693d5d4f322cd722f2ee3afc1e9036f8f6ef1339eaaf81d1f6faebcf3afbe7ef4265678c7e361772928c2d730ad4c10434a167356455b2fb4b2327f4e7

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
1.6MB

MD5
9966f150fbdc758f315f89254d8d7a13

SHA1
feecfc66f79a21fd1e6ab3c17dbf0e9a989b6f6f

SHA256
b0571d4dcb38ba4e96d1915a2b00f36f8a87423273d02c8d32f871cb2df58f50

SHA512
6367317191ec559a4467aaede96789b859ae9bbf1938a37bbcd6e8f3a03a1d96f8687b1189d24a97cbdb34e9c1adb9b0ebf2a89c9bbd24b98dcc53052aaf142b

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\libcurl-4.dll

Filesize
836KB

MD5
aeab40ed9a8e627ea7cefc1f5cf9bf7a

SHA1
5e2e8ca2881b9bf9edfa3c4fdcec6da1efa102d8

SHA256
218cfc4073bab4eddf0de0804f96b204687311e20a9e97994bff54c9b0e01ee9

SHA512
c0a67616fa01fdc351015212a718faf70da6612fbb3ec13da28dd7af9a507c56882fb7c3eea6fbc37d4d63b970157199d16d0756dbe3cb3bc2223e215cb104d8

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

Filesize
1.1MB

MD5
c89e863ce2221a0f49b45a55100e468c

SHA1
569ede311983a53a8f23f254fe37735538cbfa5e

SHA256
5ca5fb55f2e5ddee30c893b0e78d1ad59f593c2c3e5ecc155f14a088c65cfb46

SHA512
f65476f7353ef6ca7378752551c28736b61916cbf54f0a17b211a5a14ab93ddc2830a1d9c3cc1118117a23be95d49b06fc8a174d1a87f360ae4b96a6bbde04b0

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

Filesize
1.3MB

MD5
696922f5250b5df33813776816103357

SHA1
6f6e4cecb16596c1ad0e631c7ab5b56659da1ca2

SHA256
2802e69b65032d2cb76172ab508766f8a2b2beba9c2cd84dbf7c28fc9cbe1c7d

SHA512
dcb8535a83f321561241432304155a2e2a18435e102785a5789bd3a9ed643f153fb63ca797c8ca798d2d85927b29375048b43b0ef0bc4cb00c1c96b5822e8ae9

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

Filesize
1.1MB

MD5
799d3c24a4a181fef5c81ff448d54ca8

SHA1
4d78bf61e271fee37f496e5b27d98b4003d6f7f1

SHA256
49087555ba33ec28799185c3af8f2fe87c0519ce6b74fbfcd6fee01360cf6d73

SHA512
422485b12dcd6d9cab0fb589f013f98c5b144de14b6e07af756cb0d6970be8b090e44dd143cf0a3d09e50d4f06d9c68a39a1f3c5241b624446fe1e2ee181cae5

Download Submit
memory/2136-55-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2136-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3600-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3600-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3600-42-0x000000005B350000-0x000000005B3E8000-memory.dmp

Filesize
608KB

Download
memory/3600-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3600-44-0x0000000000E70000-0x0000000002725000-memory.dmp

Filesize
24.7MB

Download
memory/3600-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3600-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3600-50-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3600-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3600-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3600-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3600-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3600-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3600-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3600-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4476-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download