73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
295s
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, 13:07

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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
5012	b2e.exe
1276	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1276	cpuminer-sse2.exe
1276	cpuminer-sse2.exe
1276	cpuminer-sse2.exe
1276	cpuminer-sse2.exe
1276	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2580-4-0x0000000000400000-0x000000000393A000-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 2580 wrote to memory of 5012	2580	batexe.exe	74
PID 2580 wrote to memory of 5012	2580	batexe.exe	74
PID 2580 wrote to memory of 5012	2580	batexe.exe	74
PID 5012 wrote to memory of 4288	5012	b2e.exe	75
PID 5012 wrote to memory of 4288	5012	b2e.exe	75
PID 5012 wrote to memory of 4288	5012	b2e.exe	75
PID 4288 wrote to memory of 1276	4288	cmd.exe	78
PID 4288 wrote to memory of 1276	4288	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:2580
- C:\Users\Admin\AppData\Local\Temp\8FDC.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\8FDC.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\8FDC.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:5012
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\91A1.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4288
  - - 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:1276

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\8FDC.tmp\b2e.exe

Filesize
3.1MB

MD5
d267a907581bdc51a2f7175e1bd4c6fa

SHA1
b21837d20f42b5cf1ac310b0811c76b8ef041659

SHA256
b79a8a130dba8d18e44ff8c5102435d8f9dcc66c17244af5b43e76dd91371a4d

SHA512
99c529e2ce4c55d02d5e4c4c9a2f90f429d7a7d7578e1381303234a4335f4f21a4245260bde3f2e270085fa13697d800e6d6dbc9969812b88931274576dbaef8

Download Submit
C:\Users\Admin\AppData\Local\Temp\8FDC.tmp\b2e.exe

Filesize
3.4MB

MD5
1379d0bfe563f2d8467dded41bd83815

SHA1
b063ec1bdaa5a4cc65de92b97d7eb4d8e90b27c8

SHA256
03c55c1d06ac254d1ffaca78f6db24a219e5a761fc8b00b5d4bd9468a9b09c74

SHA512
57e48178e16b763c30dccb14af0d8d1b6a73d5389e89dd44021cbc60e3de05cba679ff14c360c0a2e0db2b88b87c7c1506964b544a02f2dd42acbff8b9796e9f

Download Submit
C:\Users\Admin\AppData\Local\Temp\91A1.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
799KB

MD5
6b1d16bfa136ef0ff5892cc795dffcba

SHA1
206090342e1c43959892e44195f2f96340a32441

SHA256
c62605ec9007a1d843a115cad1d2473afdcbd2f8b5e58bff2bfd063edebd68b1

SHA512
f9e80f99b48768301f57462a1dbf9b3d45a76f82c2161d9dee33c9e3a6b949a1e13395b392c9bf642aac7ee29052aac974af7bf930880806b94cde439a486632

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

Filesize
951KB

MD5
4775a1d63fe1bd0c7a81c84457091d4d

SHA1
4f4b2dbf7f31219e7f0dbc269d3150580cb5400d

SHA256
dc1d64d7cac7c9061df28730f60d445bebea61903ccaea3b0b1c2696547720bb

SHA512
92b39d87281f9cdb655c120ca60201291d1f2c0ab7719573c83968def78b612e8d12ef071f9d4d20c09453e8f3c677b0c70770564a847bb0f715ac9c354009fd

Download Submit
C:\Users\Admin\AppData\Local\Temp\libcurl-4.dll

Filesize
795KB

MD5
3de558240a803a16b1ef5dc4409f5789

SHA1
d6c55481cd18423d923227c9ed6dfe470a12d804

SHA256
09fb18408a67427f94841371872f614595713893140dea139d1ec092bc76c92f

SHA512
d622ff3aa7fe86ddacf3146e77c403330eb096fc785f785606cc250c1882d84a2e696f72a0ef0961ec919807579c506b82f249db20839257c3a32460de1f8c37

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

Filesize
903KB

MD5
b37472c269e8e3a118f82ba874f2136c

SHA1
1e3f01ac21cfe64cda42d3ac51d7f0ae29b0916b

SHA256
652b8928395f6ef5e8f8df3fae5c11cfd24d72ce40916fe68af3a61877ef23ba

SHA512
5a1bb0801d9477448c004f4d8449a0102a5a84d8b3f4f0e145d05ea9ebbcf152cf83b4c5786d7d6abe39bbc2599a50578c5db8577f7197110c926610d222e6ce

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

Filesize
740KB

MD5
5d48fea0e32930739332961be5fd3f53

SHA1
85e42404aff96cc0498bfc6e931bedb31db7a5ca

SHA256
2655a5a55e3c5d621ea829fd4a4d1d5725bf00f1737429dc323143590d1e07b9

SHA512
251b7bf7a3034edebe34d969f64f39b06a15bc9f5c5eeb8c94ee62790da4fa940b3dcd8c41a866733fdfafa73c3e2115394001cb76421f59c3f26826deb79dff

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
808KB

MD5
db13a6951d2c05e75036211be00e62e3

SHA1
299e3a0840019aaec7ceb297f18ff294fe9657c8

SHA256
03dc9b5c658a285d314b6d1c169033ee10f9a08576214ffae2b51868f1d796de

SHA512
cf402d0bc735e43cff3d8f48ef0fc3fb425e4e13c958ad396badc47c859fe723b5bee29cb708ddb8ecd9383d02202d25b7c42577da170a74eddc689d35a5271a

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

Filesize
958KB

MD5
5db5b8654a42beb313810af353c4901a

SHA1
76ef66c780592deea2f0fd11fa377c52bc76073a

SHA256
c4ae4e6a7419467d4480a4553804e965549f511646f3e9fd91cf76cf2bcca164

SHA512
b86f6e654695ebaae7ad8647470fe89eebd24448bde5dba8650a45292a46bf67f540cf8b4058eece176ad64d768f1f4a9492baf92b217fa04552062d13c88847

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

Filesize
1.0MB

MD5
51e87ddfb0f7e57d90a1ae7e60bc3c8d

SHA1
a339a44b75949f0c925ddfe838e2120c42988a78

SHA256
65919faa79e507db8a3e8246d521829456c8adf25c31c3a4285cccedb8983b2f

SHA512
3cea02c31efc6cf8d0a29853b884296185858ed5022b1415d2eb22f8ed2c419ab418053e95c26c56ea58c1cb89a2f8293877c8f5bf0e2b7ed913a7b001919bb5

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1276-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1276-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1276-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1276-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1276-42-0x000000005C0D0000-0x000000005C168000-memory.dmp

Filesize
608KB

Download
memory/1276-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1276-44-0x0000000001150000-0x0000000002A05000-memory.dmp

Filesize
24.7MB

Download
memory/1276-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1276-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1276-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1276-63-0x000000005C0D0000-0x000000005C168000-memory.dmp

Filesize
608KB

Download
memory/1276-64-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1276-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1276-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1276-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2580-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/5012-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/5012-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download