73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
292s
max time network
303s
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, 12:28

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

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
192	b2e.exe
3264	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3264	cpuminer-sse2.exe
3264	cpuminer-sse2.exe
3264	cpuminer-sse2.exe
3264	cpuminer-sse2.exe
3264	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4488-5-0x0000000000400000-0x000000000393A000-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 4488 wrote to memory of 192	4488	batexe.exe	73
PID 4488 wrote to memory of 192	4488	batexe.exe	73
PID 4488 wrote to memory of 192	4488	batexe.exe	73
PID 192 wrote to memory of 4576	192	b2e.exe	74
PID 192 wrote to memory of 4576	192	b2e.exe	74
PID 192 wrote to memory of 4576	192	b2e.exe	74
PID 4576 wrote to memory of 3264	4576	cmd.exe	77
PID 4576 wrote to memory of 3264	4576	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:4488
- C:\Users\Admin\AppData\Local\Temp\C0FE.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\C0FE.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\C0FE.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:192
- - 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:4576
  - - 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:3264

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\C0FE.tmp\b2e.exe

Filesize
640KB

MD5
ec807089447cc8ffed3ed14af8e0dd7f

SHA1
0d5600b96cd4d605dd40d169bade90cc2e41d4e0

SHA256
97789e181648b41de38dee9a0b40452bac36d463329a87bd2ad517a2968c51f1

SHA512
a2f87f33cd02f225b4c43f4dbd93e18e15e49dc5cdc1ef05f99bb54cdf2b759932d84e29863c11eb1941fb82d559682ea1be25ab7c826670389fb659d6afdac9

Download Submit
C:\Users\Admin\AppData\Local\Temp\C0FE.tmp\b2e.exe

Filesize
320KB

MD5
88364d3a1722b83013616c5ae51fd6d7

SHA1
d6727613607431104a14f30001a7e1af8e2bf026

SHA256
70ea586c99e68feae0fd4579a9d93d4e0fd46b623f35b3cdbcf4fca2f6e3e6d4

SHA512
ba46a975471bad7f3aa1f333317fb152eab233934af7d648454cfbf2bd852d7745906fc407c5a4a6c60d78368486587f21aeaf9f12dbdf684de818c8e06a9e43

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
2.3MB

MD5
4c04147c386ba8792ac6a03069572a8a

SHA1
dda67789fc1d0f2469ca95f01a5c81034853ca6a

SHA256
c7739a1e940a282703d06eccda7110426d306f390e97fdbbd9df18472fd132cd

SHA512
a8b5a0b878a9a7d30cb38feff814e1f4dce24d000158edc10a43ee9a89920bedf7adc92eb7e3913098b6aab7fbd0531f56fc09f508b5c2769992a94e55d153db

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

Filesize
4.2MB

MD5
aff0055164dab7d37064632c3c6cc649

SHA1
9bb5c7ddb0e101684cff40a63e0416a2b3565200

SHA256
93fa7b9b3862b92612530e3dddf0d898ccc9cb4881852653f14f739dcef7fec1

SHA512
e5c6b9d751da5e1e72935be4feaac2efa45d79f3f5379768d1d9d541b8cbd297a2c2458dcf0a8123ea90b9c6e18c3dbbf64766bc4da8d1e09f952cdbab141ec5

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
1.2MB

MD5
7cf672bee2afba2dcd0c031ff985958e

SHA1
6b82a205db080ffdcb4a4470fce85a14413f3217

SHA256
c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

SHA512
3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

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

Filesize
5.5MB

MD5
571c1320339275439449b79a8db289fd

SHA1
3d0b4864f6d4d33eaf00440bb80c09645c9840fb

SHA256
61c498824eb4a5c37450137abfa6799de6b00be572e2d051026d42f10e628f56

SHA512
276c8dbd30c414fe363a2087d2a968be88b74cfc0574d90366cba41fd48649f6222a41590311ab206c6b1f5efda95e75f5a55fda084862555f5162115a4bcc60

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

Filesize
4.8MB

MD5
861814b5d5273c0f6a714a620844935d

SHA1
490536b56a983e2dfaf45eed5ebace6724a465b8

SHA256
0861cf5f0df752002d30be2f37b1dce7c628e2f1ce18de03bbd372a80edab3d3

SHA512
f83552309eb679749e2a19e46ce236f178172f7c6d964155b7e8bf848176809e609922651ead288aad8bed579ae64518c25ec503a29178cbd9dee2a33bf5154e

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/192-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/192-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3264-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3264-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3264-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3264-43-0x00000000677B0000-0x0000000067848000-memory.dmp

Filesize
608KB

Download
memory/3264-44-0x0000000001040000-0x00000000028F5000-memory.dmp

Filesize
24.7MB

Download
memory/3264-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3264-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3264-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3264-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3264-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3264-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3264-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3264-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3264-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4488-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download