73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
297s
max time network
306s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
18-02-2024 02:01

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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
2480	b2e.exe
3892	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3892	cpuminer-sse2.exe
3892	cpuminer-sse2.exe
3892	cpuminer-sse2.exe
3892	cpuminer-sse2.exe
3892	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1596-6-0x0000000000400000-0x000000000393A000-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 1596 wrote to memory of 2480	1596	batexe.exe	73
PID 1596 wrote to memory of 2480	1596	batexe.exe	73
PID 1596 wrote to memory of 2480	1596	batexe.exe	73
PID 2480 wrote to memory of 4448	2480	b2e.exe	74
PID 2480 wrote to memory of 4448	2480	b2e.exe	74
PID 2480 wrote to memory of 4448	2480	b2e.exe	74
PID 4448 wrote to memory of 3892	4448	cmd.exe	77
PID 4448 wrote to memory of 3892	4448	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:1596
- C:\Users\Admin\AppData\Local\Temp\2788.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\2788.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\2788.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:2480
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\2F39.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4448
  - - 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:3892

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\2788.tmp\b2e.exe

Filesize
1.4MB

MD5
fe4bc2bb4397eea601e0fa6c45cc20c6

SHA1
35477fc0a38f9db357a70f9b0573537fca582a9b

SHA256
8852fb3a8294753e6b088d458547feaf54685068ed6bc0dece93f608ab44afa7

SHA512
3759f54232069d2efba631954ff86bbf5ef58a616e4e0109c9ad5fcd632ee97ddf169ebddbe58237dbee36951c8d2e176312abe4e142f636398bff8fc2973bbf

Download Submit
C:\Users\Admin\AppData\Local\Temp\2788.tmp\b2e.exe

Filesize
1.2MB

MD5
05f6765e8266a1a7d81a80da7788444e

SHA1
e7afd0bf0dce889a026f4233c6705907083e6e23

SHA256
3256219f071d9bbeb2b3483abc7e647cbb550c0b74c415ace444bd8a334df9e8

SHA512
417d266a6eae32d630cf1322d3ab78f8547b09254ba3b5e2e544a7fd294de819754ab2f104ba2f3cab59a1fcfe7b0ea6f622712736079b7eec12a242b914293c

Download Submit
C:\Users\Admin\AppData\Local\Temp\2F39.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
782KB

MD5
702d162f65bd4638d9b0cf38fd15c7aa

SHA1
1d16062c0f5ab7bb5575c3ced3a6034fa6043d01

SHA256
52b8e0aaa1bb063500a42f52f0e06ef5dc1fb5b4c250beebff88fcdc06c0131d

SHA512
b95326941cb4350f378a02a50a9e0a97a912773bf575dbda2877485e8682d75aae3c46de2c08f8fd9cfb0c59dbfc94d5e6b23045c3ac204e8a43502a83f5ff0c

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

Filesize
867KB

MD5
0790a9594f58997dfce4045dac95fb88

SHA1
d02a1897aaf1e7eac3bbbd64236eea738f042a5b

SHA256
a41c346795ab99aaa1e0f0408649a9df31c032606f54181c29e012f38be95013

SHA512
be650051470545effaaeeb69e3e7a60d8997d562c4f3c02391170f2e52e7669c5e577ec3179ed44b25680d43116175938bd5f689eab0d0757983e32f670a7c0e

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
1.1MB

MD5
5f3b42ca2326f81966546503302f5578

SHA1
b5e7e4347756bf73a14a741a03cdf813a7666411

SHA256
67c502485ab7e623d3acb6e28f0ea5733f55858fef9a3f74f84da5f89438b972

SHA512
5bc8f685cdbb638a16950afd1969016359799375e32711423a0c3a6dfbdfbf52109fb2dd4d510f9ed7a77fad2077f3b501d89562fb4621e9fb82ef0e960d5995

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

Filesize
675KB

MD5
c9d34f09a8897b136f239ce4e4e9fcc2

SHA1
1dedc8d917f08a47ac656b4b810fb72a09f51671

SHA256
9eee4adb21343719142a2c1e17821efdfbedd0bba2c414016ccfc32b08e7d88b

SHA512
2ce28989b57fa8c4344fac676ad82fd56c5da746da201503cde44110c99698e86e8d561c388bcfb7213a6fc55440793dae6e4bff7b6feb5acbab7fc7132a283a

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\libgcc_s_seh-1.dll

Filesize
745KB

MD5
6929bb6622eddc46bf5512d6c0e398e1

SHA1
68fb7d86297fda623a6e33a8c17cef2a20b829d3

SHA256
2e5c7c216fec033c09e0ae2c2f778740641ab94c97f30806e5c662bf5dff24d4

SHA512
c47f4db1628e3834a91a6d4588488787fd6724a561dbbef682494c9b66e3b43d7d5459747303afce95b1aed02064a05531302270ae9fbca4363e6d50b5507671

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

Filesize
613KB

MD5
abfde1e171218c2632984061e8e0dfcb

SHA1
e7b780d6c864d64190d7d41104bc112a9e54949c

SHA256
acd565e8ae5ba2d9a944aa50b4a50ae01798bff677cb2f7450fb28564f0dc719

SHA512
fdb4c7a5a366a7b65b23fdadf5ef65ed5280b096eb45d09de5921860b11b5af85159d2edcf07bee50549f38af5b2be1bcbd6b93b90ee49d67f29fed0e027d45d

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

Filesize
560KB

MD5
9f6fc9050bac42620610a5076fc6eb73

SHA1
647e35d34fea52cd43b8b1e4b4f21c7b97a0e553

SHA256
8d6a7eb355eaf468d64a629e21606a830644d7837eca30b1ff6e2240a32a46bc

SHA512
0dcf38a65a14f1a63e60f826c89317a5ba6aedfbf2a08c69ec9c2e4d3a76ab0457b3762f3b0610adb1c49d57bf41d3e407443dba844167d7d35035070abc0f27

Download Submit
memory/1596-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2480-55-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2480-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3892-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3892-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3892-42-0x000000005D8A0000-0x000000005D938000-memory.dmp

Filesize
608KB

Download
memory/3892-44-0x0000000001070000-0x0000000002925000-memory.dmp

Filesize
24.7MB

Download
memory/3892-50-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3892-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3892-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3892-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3892-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3892-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3892-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3892-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3892-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3892-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3892-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download