73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
299s
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 09:56

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
4916	b2e.exe
2064	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2064	cpuminer-sse2.exe
2064	cpuminer-sse2.exe
2064	cpuminer-sse2.exe
2064	cpuminer-sse2.exe
2064	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1008-6-0x0000000000400000-0x000000000393A000-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 1008 wrote to memory of 4916	1008	batexe.exe	74
PID 1008 wrote to memory of 4916	1008	batexe.exe	74
PID 1008 wrote to memory of 4916	1008	batexe.exe	74
PID 4916 wrote to memory of 4344	4916	b2e.exe	75
PID 4916 wrote to memory of 4344	4916	b2e.exe	75
PID 4916 wrote to memory of 4344	4916	b2e.exe	75
PID 4344 wrote to memory of 2064	4344	cmd.exe	78
PID 4344 wrote to memory of 2064	4344	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:1008
- C:\Users\Admin\AppData\Local\Temp\8D2C.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\8D2C.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\8D2C.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:4916
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\8F40.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4344
  - - 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:2064

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\8D2C.tmp\b2e.exe

Filesize
19.8MB

MD5
05736b0c3cc98faa8ecf73068475bd97

SHA1
90aea6d9c541197ada620acf3c04748783244436

SHA256
dfa528a7709dd3671a39e4d2fba658e1a85a03d284d1f69a4b0cc77ca5a33cfb

SHA512
5ed752e2f3f41f78c903672e3aab9c8300a12588239ae75fc47fc88afcb32b4b9d8ce90321927babb5f1befb202d5313b182a2b3f643135ff2b441aacf2a4c3f

Download Submit
C:\Users\Admin\AppData\Local\Temp\8D2C.tmp\b2e.exe

Filesize
22.5MB

MD5
622688ee192b331507fef7b591087db5

SHA1
b1539b8225435bad1d1448c1073a6a3e1bde1432

SHA256
3e7e3a04851998708d209865cab1e624a83bbac6457eff79b3d5f87418a3cbf6

SHA512
1ba18d522a9b350ac002b1b8a2445a70e0a9fb95c203061c1c7c8644569160d43f2b0b34e21b3ad250ab69dbcf9e204e81a038905c4607397503015d2c735da8

Download Submit
C:\Users\Admin\AppData\Local\Temp\8F40.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\libstdc++-6.dll

Filesize
3.7MB

MD5
53e4ed270a71968e4d17934af117fd3d

SHA1
e55b5e320541b5253febe43c37597bf527cfdc28

SHA256
d6ba87119ce28310d721939e0634267c6ed94258bfc8aa797c75e6cbfba96869

SHA512
9f603299945e58836611d9ae596a0293fcf7078da2d0ba1e37e3480ddf79f066a50f5519a3b95ce57846d8a48c3ded908eebb7198811c9898f1be05bade1d4ed

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
4.6MB

MD5
f7701bc9fc93e162896285237b4e10af

SHA1
a3c27b9779a0c865d2b04454130ed58351f9e520

SHA256
e47e56c8d7f3c5fbc2649b3d9b2d55438515b433be1e0eb086be459bad6e643a

SHA512
1fec8330815b67c19831eb7861fccd08d1c25c552e531679f0820af032f770aeb316aac0eeddda2609e3f8d0a74cfa865824d226b90b6b2b98a4d52b287dfb5e

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

Filesize
4.6MB

MD5
e66b6673c86006b11645c5d96244cc97

SHA1
86d3759dbe355ba4cb5de1b29157ac1fed0d6fe7

SHA256
0af11a3fad0476a0285d38cbf990a43f3c291012446ce2d00450480ef058f3f3

SHA512
e04bc1915f8575748d1b5a05a757e7891be82a00b30c2e7175f72a5d113f07dc998ecfaed164940af3d23387a02c8aa0fc5099a651e6fd1d3abdb212f25b332c

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1008-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2064-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2064-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2064-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2064-42-0x0000000051150000-0x00000000511E8000-memory.dmp

Filesize
608KB

Download
memory/2064-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2064-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/2064-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2064-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2064-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2064-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2064-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2064-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2064-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2064-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4916-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4916-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download