73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
302s
platform
windows10-1703_x64
resource
win10-20231215-ja
resource tags

arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
12/02/2024, 08:49

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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
4492	b2e.exe
4904	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4904	cpuminer-sse2.exe
4904	cpuminer-sse2.exe
4904	cpuminer-sse2.exe
4904	cpuminer-sse2.exe
4904	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4084-4-0x0000000000400000-0x000000000393A000-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 4084 wrote to memory of 4492	4084	batexe.exe	73
PID 4084 wrote to memory of 4492	4084	batexe.exe	73
PID 4084 wrote to memory of 4492	4084	batexe.exe	73
PID 4492 wrote to memory of 3644	4492	b2e.exe	74
PID 4492 wrote to memory of 3644	4492	b2e.exe	74
PID 4492 wrote to memory of 3644	4492	b2e.exe	74
PID 3644 wrote to memory of 4904	3644	cmd.exe	77
PID 3644 wrote to memory of 4904	3644	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:4084
- C:\Users\Admin\AppData\Local\Temp\BA95.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\BA95.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\BA95.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:4492
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\BFD5.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3644
  - - 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:4904

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\BA95.tmp\b2e.exe

Filesize
1.9MB

MD5
534edc2ccad073d1734cea82f2f4ff54

SHA1
b6eb71dabcc59464929e3688b6f4c3349b0943d0

SHA256
7c9f5d4a007c796462e721fadd6e2bd13d66c0dab21531bb49a4a8457818b7b1

SHA512
de93547dd2c2496d4d7d663c1ab6540890671e9c232f9fb7efea0df0bcbc013215798217d9a541aceb15a4e557a9c0c5e99fc25c34e66d77db1c95e1d8225ab6

Download Submit
C:\Users\Admin\AppData\Local\Temp\BA95.tmp\b2e.exe

Filesize
2.0MB

MD5
fdeff16ca964a2e9a2203979adac8aef

SHA1
63fd594b64440d14c8bbb531f900073ca93d6f24

SHA256
ec3b54b18cd56dc7a31df8ba96620e24f6ba98f305481e310b7f159ce544f7c7

SHA512
e892709e7c3ff823345cdbde2b4be9f51b3769456baed5ab824bda5ae849dbcff8c2a5750c7db79baa9636eda2542df5df5421b6e8629c827fa4db1abc188e92

Download Submit
C:\Users\Admin\AppData\Local\Temp\BFD5.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
1.4MB

MD5
2af1ce05b5a790b134eefd1efd88dab7

SHA1
b078e6f3cf7ee356e0d9b671c6d33f3a6e777524

SHA256
ce4cb4f4e60a89cbf413622a7f96f879ee15256d4ed5872ccbc3f2b366369fe3

SHA512
bc08666b4c96fb98b1e1a9db0ec10c5bbcddb82efc4829d65057f765a37a24f6e28076300dcc3f07c0b547b563593232f90d959607ee6a5faca26b27364cf695

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

Filesize
1.2MB

MD5
28d83d3631dc77dc9f20099b99934707

SHA1
634abea3fc76b15dca1fa9de8afb772023f59355

SHA256
152a9800e5eb0e764c7d606eb507b14ba4b52e5e56497a9ac82ac2125092eb1b

SHA512
234cf33552c53ca99e71e0d3cf562ebfb8a3c1796aca197afd936762f5a47f7061fd2b4e291ceb5ed56925dc06483ac489155e28114dbc85b671127e2f148bd6

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
832KB

MD5
d33f0e6bb5e8d2b9e111a90544790dc8

SHA1
df4e81d22638d511e761744e886c33bc12096c48

SHA256
40729edf62213c039a1818c9adb9478aa0284bb26dd071bd1ac4de1da2470048

SHA512
ce4ebeae054117d4de8b3fe2403d95a6d819483269f851618958e864887e9b2f42fc9c893e1aa207dfa2d94900c8f4214a67796ddeb2a80ce655d69ec290d629

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

Filesize
1.1MB

MD5
03ae1346c99a66fcbd06c3a56898820a

SHA1
cf57878eb1c3523d08468ba3e9e65a063c24d902

SHA256
bdb28d28d4f6093c2bbf0cbdf1b2edaf325ad34c214cde4123437896488dc445

SHA512
b1e6f93db804c65f996ae29123a601ee95830391d9f5b73608962cbcd25a9082f1b1f9a6e732e5f84bfa3bd7207101edf9d076445370150ae58c9dcace634260

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
832KB

MD5
9b527cc7775e3fefc75ebd6cf497b81b

SHA1
7405b4528854589bc404f55c0e591d2e534d8d63

SHA256
eb4270d5203fe07ee63a7161093d69577ada5ad4ca659a6181d63953a69bca72

SHA512
6471f61ebc78e6ab30cce7cb444c582a8a24cbcbff1a8cc3d22d20d299d53c6377127e76bcc2a1e2c9108cd65d6fb89d42ddf89b04140c8e225f5115984a4b85

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

Filesize
704KB

MD5
538d0a2af59454daf4418e27268ec013

SHA1
dd5e047f232d3827ba6f9c1da4f17928557dd6e6

SHA256
ef618dca52a4f65f6fd72fd721744185c44cfeff6ff90928f56481969eab4126

SHA512
1c958d315013726aa6ebc24552fb4d712a30ad6e5621db0f9037924ccb8cdf45063a01ed6da3aa50485ad084248a9c67c3513aabecf9d324eacaaa2b75f0a7c2

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

Filesize
704KB

MD5
ceb1ee23d68e973e400b41e7324c71b6

SHA1
0ad5540864cf9bcbf52870ba72566625ca54e67a

SHA256
66f2f5bd30986e28a4c43ed44264cc56f63bd7a3ecd6aeb5845ac7bcd724aeee

SHA512
51ce4a101517339cb1f5c23fc953dde73f871cec2bde8ea5c9fad9376366d7b8aadaa8668ef2f7bf9d873e8817345e4e337a7a94c42c3ddf6a168377af060e9c

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

Filesize
640KB

MD5
1b7339cbcb5b756c15c05fe0cc6443f3

SHA1
abdba01c4526a9bbbb7fd3853e09bce3cbb5287d

SHA256
5fcf0fb116f77206758e3a669ec4fa52648fae431a5c2aa2d7ee69944142e019

SHA512
7661b5e8413e74432a00089b1556b2f49e268b6b5c8cefd839cbe19074bffd138c18e8078627420f4082f579a9e3f8d02b199507ae36380b5375162a4d4ba439

Download Submit
memory/4084-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4492-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4492-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4904-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4904-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4904-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4904-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/4904-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4904-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4904-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4904-42-0x00000000504C0000-0x0000000050558000-memory.dmp

Filesize
608KB

Download
memory/4904-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4904-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4904-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4904-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4904-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4904-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download