73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
304s
platform
windows10-1703_x64
resource
win10-20240221-ja
resource tags

arch:x64arch:x86image:win10-20240221-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
22/02/2024, 14:44

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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
4380	b2e.exe
2580	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2580	cpuminer-sse2.exe
2580	cpuminer-sse2.exe
2580	cpuminer-sse2.exe
2580	cpuminer-sse2.exe
2580	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4560-6-0x0000000000400000-0x000000000393A000-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 4560 wrote to memory of 4380	4560	batexe.exe	75
PID 4560 wrote to memory of 4380	4560	batexe.exe	75
PID 4560 wrote to memory of 4380	4560	batexe.exe	75
PID 4380 wrote to memory of 1844	4380	b2e.exe	76
PID 4380 wrote to memory of 1844	4380	b2e.exe	76
PID 4380 wrote to memory of 1844	4380	b2e.exe	76
PID 1844 wrote to memory of 2580	1844	cmd.exe	79
PID 1844 wrote to memory of 2580	1844	cmd.exe	79

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4560
- C:\Users\Admin\AppData\Local\Temp\B0D1.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\B0D1.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\B0D1.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:4380
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\B575.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1844
  - - 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:2580

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\B0D1.tmp\b2e.exe

Filesize
1.7MB

MD5
7b9e19cbeef48d1436f80636d98f1e29

SHA1
211ab3ec2dbf56621bfa6e7b4af51f6d59ed7e22

SHA256
ab3065d4cd6d2916257227617fba70a92bdb7b65f474d9a3b5a7910c6791775d

SHA512
cd561dbc1747d3f5e1a799a1d6f13d71150e273835ecfd1f84b00e742b04a23b41daf83db404ef527c1531f665bd6e74a4fc62bc84759208b958a4803063bdae

Download Submit
C:\Users\Admin\AppData\Local\Temp\B0D1.tmp\b2e.exe

Filesize
1.4MB

MD5
fe4bc2bb4397eea601e0fa6c45cc20c6

SHA1
35477fc0a38f9db357a70f9b0573537fca582a9b

SHA256
8852fb3a8294753e6b088d458547feaf54685068ed6bc0dece93f608ab44afa7

SHA512
3759f54232069d2efba631954ff86bbf5ef58a616e4e0109c9ad5fcd632ee97ddf169ebddbe58237dbee36951c8d2e176312abe4e142f636398bff8fc2973bbf

Download Submit
C:\Users\Admin\AppData\Local\Temp\B575.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
1.9MB

MD5
445141d86018f97d4a5936abc4115890

SHA1
9bb256e2f8b9453dd4a5ef63ca16c69460fb6c0a

SHA256
253cda24b4ad5b176f8b28d918857f2194104bcf190cb456a56a57aaaad6a204

SHA512
6ff2ba61f4d2dca366b25f2ca23f5cf8ef358d557fd89f89de6b600f00b988067f8cde42903aee8b88f20484be70c950e6c494e24022985c3dc2bf5382711c5c

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

Filesize
1.5MB

MD5
121caaf51cfd41858d36fde3422a725e

SHA1
005d6cfd49f7ecab56217c066bd09dfc0673d341

SHA256
08a70b602360671caefbb9ca1f5762c10ed1511f14e47b3cf1a6b171321817bc

SHA512
a158af4f4220278b3a537d5d12020144cbe0b3d49c71742e026e7df765afac10f36c6efb7849af5acd758cf7327f1b26fd48d2ced377ea95c56508d6ac381f1c

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

Filesize
1.1MB

MD5
f0097cd1329589298b5dc8e3bc8dcb28

SHA1
cba1dec30d4eb27bb5d3e22d5c336a0498d37c9f

SHA256
d175535b0cda9790b72209bc40812fefa7dbfe962fbd1ceccd960859984df3c4

SHA512
12e4850f99fa8fa6718df462f96d6c07af992f14c704b9e5f6c5fe619f5862a7eb40598916b557bb8976acf81671fec08d43c244a2c1b85795a194625a28522b

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

Filesize
1.0MB

MD5
a3bdf72072554e83a0651523c7a16c64

SHA1
e77db916d40c3f2609f3de91f02be2bf251a2fe0

SHA256
a8794dada2d643490cd37f9a595f76e48fdc80c2b86fa6af4de497a0c2795a96

SHA512
3498e2629309b26e58595a73b011c8ed122d70b9dd7791d88242ec94e2625ce83d11c96f4db0d16dbdfed0cac264965127292250d0667d883821ed358ce79e08

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
1.0MB

MD5
6088dd4ab3d6bd38ae079cdb5c622688

SHA1
f515d2c6af6ccf1782754ea4295436114e301506

SHA256
e9ced9ef7533112ecfb4ab63ccf1a186878e25eb57bb04d679a68398ffd6a467

SHA512
31119ebeefd644fcef57bb37387e5a93fd658172c60529530c7ed505795e47352b378001a146ac9fb756706530736785bced93d7662c4a361cdbd0b4d84337ca

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

Filesize
1.4MB

MD5
84dad9018a10011304f6da57c6ac255a

SHA1
9b14e04acebe9af18d15b64856eb631a43427297

SHA256
2e5f8d7d8b385e0ab5b8cd45622c3c69a82e8ebd224c325eb27f67de5de3ca49

SHA512
c3931ae3c277f07c714114878645f2e965c2d96660b184ca597b20796ae9970b93dffddcf99826207210d27f8d1113d7e0dd4161d0d7c3bf45253603d493dc00

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

Filesize
1.3MB

MD5
64d5c5b4479a486d2316b0e2b62c6d32

SHA1
af8d0e033802bf8002a5abefe240edacb5c26f49

SHA256
df38003a3281413edc802122a81bff3f4d5f01b36057fa665716ed3b053b9520

SHA512
e318bf0ab97333bd78ef09af54b5820431f6d0a72775a0985c126226b168323258b04f0594706c43967b3c71bd01adc7232d30901de47935213db7da3ed01da8

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2580-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2580-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2580-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2580-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2580-43-0x0000000055DA0000-0x0000000055E38000-memory.dmp

Filesize
608KB

Download
memory/2580-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2580-44-0x0000000001070000-0x0000000002925000-memory.dmp

Filesize
24.7MB

Download
memory/2580-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2580-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2580-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2580-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2580-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2580-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2580-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4380-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4380-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4560-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download