73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
303s
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, 10:10

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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
3956	b2e.exe
1280	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1280	cpuminer-sse2.exe
1280	cpuminer-sse2.exe
1280	cpuminer-sse2.exe
1280	cpuminer-sse2.exe
1280	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/5004-6-0x0000000000400000-0x000000000393A000-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 5004 wrote to memory of 3956	5004	batexe.exe	74
PID 5004 wrote to memory of 3956	5004	batexe.exe	74
PID 5004 wrote to memory of 3956	5004	batexe.exe	74
PID 3956 wrote to memory of 1736	3956	b2e.exe	75
PID 3956 wrote to memory of 1736	3956	b2e.exe	75
PID 3956 wrote to memory of 1736	3956	b2e.exe	75
PID 1736 wrote to memory of 1280	1736	cmd.exe	78
PID 1736 wrote to memory of 1280	1736	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:5004
- C:\Users\Admin\AppData\Local\Temp\ECE0.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\ECE0.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\ECE0.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:3956
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\F25F.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1736
  - - 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:1280

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\ECE0.tmp\b2e.exe

Filesize
384KB

MD5
3c0bec088d86bb620c8b42308d6098b3

SHA1
f486f2b80f76da0966fb3ccbc33fb96a4f890835

SHA256
1dfda8d76528af8231198a0ad4cbb09b05155c5e35f565ca78f81db527841d07

SHA512
bc4a62dacaf7990d21cc1bc04412acdd80659371fb4205065e0e917885076be8615d766f6640683642603c1c0e551efde0236acb3d6a772dc1af263cb1627414

Download Submit
C:\Users\Admin\AppData\Local\Temp\ECE0.tmp\b2e.exe

Filesize
1.1MB

MD5
c8ddb9a1b99b955d28ce987616dc783a

SHA1
6a50a41aac042de84cbe5fe9cfa8ef171c1a15ba

SHA256
d42d045c7eaec84a0576fa2d1e67566cd65686605e6f66217c2da6ec9faa060a

SHA512
8804aa717bb5d9a88543175afd4ed3363ae6d1ff9846379f9bbfb7ff1b49cf0031fd6b1cbb0b1491a94d1158663021c8bf56c47050f3192b62a0c5bb5499d397

Download Submit
C:\Users\Admin\AppData\Local\Temp\F25F.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
256KB

MD5
e0c023f2dc80d8f2415830dcaf9b9e45

SHA1
9806d1f4bd0f76e044071f95f9210b09c2c09fd0

SHA256
dc7de4210ed002ed6ab8340d21f999fd77ff9c1fe4361227ebbe3324b24009a0

SHA512
76d594de32b07899a478e6b1fbe4a158492174439df3a65478b21135aea9695f47cd6b5006d1bb28398fb1b1f0e64f33e839ae16225fe755bcec4d25d3caf0ef

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

Filesize
192KB

MD5
d73b46cd072058efc54c4b3885f47e13

SHA1
84771c2c4f5736ac08497737cba2a8634d9e9178

SHA256
3f62bb203bdcca4e489401897e0558cf33ad6fe890a9987f90f5c3894b965b34

SHA512
519c91b5b5a82c5a755d7d4295c040cfb6b0f029eb088a6bfc428db11e30d7f954ea6fd6de9b083d1781e1142737ea39572866ab5f669848dff7ef0ce34c79c7

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

Filesize
128KB

MD5
9746d1ac79c8b499d8b2224394581fa7

SHA1
36b1985eabfd8131ad9f2b7f69c903a3fce67629

SHA256
77941fbe96e0c797e6cf5419ee32bd3fcee69629cba37750146656a660c37182

SHA512
61a6174e2aced5b85cd614ad2f9d3da24c6b91e1fc04e10ff818222c4323cd043a59708bd35af0de84b004bf492fbc157d72907cd1e7ddf7082fc2a3563ef183

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

Filesize
64KB

MD5
6cccf65bd7d7ff5b53aeb882e15c462c

SHA1
a9822b63ad70c6085ed1deda0fbe4bc5fe555f3d

SHA256
1379cd6111c2c37cf16f2dd9b325118513e85c35543ba45e79deb504dd4c01d2

SHA512
c174b5f8615131c2b86c57aee166744ee1fe02ff7c916195f2fde06684f467545a3fa4f88083335e2045d12727d774279dc8672ec352de3095b729aa5d1dedcb

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
153KB

MD5
9c1c67cb39dd1fe4f61f58a989647b3a

SHA1
b1d4a2cbe94fc402df2ed7d5a623e7734e0fee0a

SHA256
5691d29f4cdd2e9a4b59f568cfaa3bf6fb1420dd87434a14bbcf5ce2f41ce0c4

SHA512
b3afd980d59dd67f28b8e48f56394203d2764efb1c5c2f3dac4c7b305fa8769cb6d8b4cc90b9994d2d4f9165a1049f8918a8acf481f1cc14276ebbc8601382f7

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

Filesize
8.9MB

MD5
595a875880b1fb53ea8092997773b867

SHA1
338ffaf21040e61b5e245a41a2137217b76e959a

SHA256
33cbb68f7fd670b927535d57b6b3558053e027af991e556288856d4a510a6bed

SHA512
48acb02021aeae717dfc1b09ef018466ab828a6170ccadeaa005c4326113679b7e1dad9c8b55357fd34f7de9c0fdc144f2a157f7e41b54542cff5f96278da536

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

Filesize
5.8MB

MD5
b771ea3a37235814bc067c4db9aab0fe

SHA1
0e2d7fdcb291b71e076a3a852616d01406734506

SHA256
f3e900ad7b7e98f5f647550f71627af7826ef6dc995661aa96c410af45062a72

SHA512
096ea606412f0d9aa41eee104e766e2c86ee6c65d0af66e7dbcd47b3b909e71bde78bdc4d89d1c4fe2b9700b4cf9546858e48239bb971bd4fa248e8b66abdf2d

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

Filesize
42KB

MD5
61da3dda4e5628888964b1af36f949ff

SHA1
ccab8f373c0a095beb3b59ffa677bac8946a5294

SHA256
9f815d0e501ab587cc87083f0cd6ce3f272b4181ef110f8f4bcc52162df64f7f

SHA512
9ad983ae20984ee6b46690573fbeda54071dac7ef71e01a016c4dcff68530ba21b3d7307fcd9a7ba7a53d283fa334d16647fbd5e5c3879d7540513648bfd5658

Download Submit
memory/1280-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1280-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1280-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1280-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1280-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1280-43-0x0000000064AB0000-0x0000000064B48000-memory.dmp

Filesize
608KB

Download
memory/1280-44-0x0000000001040000-0x00000000028F5000-memory.dmp

Filesize
24.7MB

Download
memory/1280-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1280-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1280-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1280-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1280-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1280-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1280-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1280-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3956-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3956-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/5004-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download