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
17/02/2024, 15:21

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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
1472	b2e.exe
2336	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2336	cpuminer-sse2.exe
2336	cpuminer-sse2.exe
2336	cpuminer-sse2.exe
2336	cpuminer-sse2.exe
2336	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4492-5-0x0000000000400000-0x000000000393A000-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 4492 wrote to memory of 1472	4492	batexe.exe	73
PID 4492 wrote to memory of 1472	4492	batexe.exe	73
PID 4492 wrote to memory of 1472	4492	batexe.exe	73
PID 1472 wrote to memory of 4124	1472	b2e.exe	74
PID 1472 wrote to memory of 4124	1472	b2e.exe	74
PID 1472 wrote to memory of 4124	1472	b2e.exe	74
PID 4124 wrote to memory of 2336	4124	cmd.exe	77
PID 4124 wrote to memory of 2336	4124	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:4492
- C:\Users\Admin\AppData\Local\Temp\E35B.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\E35B.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\E35B.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:1472
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\F04B.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4124
  - - 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:2336

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\E35B.tmp\b2e.exe

Filesize
3.2MB

MD5
35d614acc52ac1f063676559357ef3a0

SHA1
38bb0f406b81b4c032d7958594010287638ecd96

SHA256
397dbf36993a3df62c00ff4c243d4fa121db1cedc849f2463fde7f4b6b8005d0

SHA512
0c20d72bef049a19448ff7864f4f57a113dcbaff81dad6c45b4073cddfb9e719f5053242d98d312263a7bec791a002f26c62a24b83fc755a5ee1f47a7f8427fb

Download Submit
C:\Users\Admin\AppData\Local\Temp\E35B.tmp\b2e.exe

Filesize
2.5MB

MD5
35ffee4e793de9e8635fb4a825da13d7

SHA1
33e645756e7bd58ca2b085febdd3abbfc9e0627a

SHA256
46ff93e4e4951c8f7bcd739c955a7175131da5abb67c7e57cf339265aa6f63ab

SHA512
edb5cff501f7558320ba7644d226753cdcee3b2ca390ccd5a218ec3442766aed66d82f12d4d20ce264c89bc1f3f155afc60ee6c2e58f024ff556f65662f3366a

Download Submit
C:\Users\Admin\AppData\Local\Temp\F04B.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
1.8MB

MD5
6a119a1a3238dd3b96b0ca27529e1cb2

SHA1
d3ecdcfa3c3f70a0ce249e8210a4588b7a984d61

SHA256
679770ac6b8817004acfacd8eaa3db50ce3fbd34f039d45872f588f0182c021b

SHA512
0b4b49312889f2795399eb93f662a1af2a479890a2abc4f6279107b205f9fb674005d0c5280eac0a00c797eafda1b11f19b98f84c6edd385d6102e49e5496357

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

Filesize
704KB

MD5
ce5f200d2d48a057722a957d5acc6426

SHA1
e7a8d4c0dc7b561dfa26e3fddaff015716187305

SHA256
cb450c8c0a952560f35f4b93f14357fc3856ee0b016eabf8bb4d20e9504d82df

SHA512
e7d3b203cc96d08b6d000f6845bbeb5777cd08babadbcb86266193ca68d8183973b3a92f5cf587df1f26bf04a182fa51001b7317c9a9e7ba868d1e26b897ee9b

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

Filesize
704KB

MD5
903e2cfee96d720dd5200a922b637d07

SHA1
f6d639d7b6bb586abcb5f97b1b212252ed6c85b2

SHA256
443ef0fe0e5e9cff04e267b1bbbbc98b547e5bd38a853eb79d06a43a8e7d17f2

SHA512
c9c357be28d1d97bd5255d88bc64255f452867407c3aa4c99b286913286780da1204691a0344514f070b8bad391980a88b165eb1e8e9ee97f77ef02eb85071c2

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

Filesize
640KB

MD5
1bff0defeeb9f4bc5cf01e916a8d1379

SHA1
bdb668928be0a339e01e3aeeac813fd26b44b950

SHA256
d7f49e1dd346940049b753b856759608013f611624432c7ea57b0872239d35c0

SHA512
edb3e22bb4d6f3376d73ccd538a61292c5a086fc8ef9b8038b663c93d9ec991bdca297e3c6febb9d18fd16f5304e4fa532d603c68739598f4b65af320ffb3878

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

Filesize
576KB

MD5
13746f79a51eb8ce3107de99ffc6b56a

SHA1
64a00c99a805f8775f08cda4e4d06e1150195347

SHA256
2c04d5960f13e859d49c78a8858bdcb0c53914306eba52746105a76d98f5d205

SHA512
d0e69c6cf0078c858e8258a4038098e644d611b544b6588b2b1c9d2d2937ade0472edc96257545f5935514bfa18970f5762eb393def612c5a7027727397ca8d7

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

Filesize
381KB

MD5
cbcff51a393ba3a35dbb73e559033cf5

SHA1
4207d8901a59d00b494a7e1dc4f62af1ebc3c416

SHA256
e220e1146178a06e8f4e4d99c4acc358b862741ce619763f1932c2ddcb6cde92

SHA512
0e0a8ff2f20a736368b4fbdb456865f98ac7ce9e1befb1434a366fdcbd6d76124416a64858cff4f3d15916f6f10c1f725676a552d100e0d2019b72b3e250872b

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

Filesize
320KB

MD5
c911df8bf8c66277e14360319b0b93b7

SHA1
598c59c0e7cbecb788ee676db218dc0faaa39bdc

SHA256
4c53941f04ddeae2179047a1c7f8c7f7f46af0f08c424ab66d61f2316f2ee77d

SHA512
13aeae87ee52f22d1c928c99c66e116254cde630c09f90b146962fa61276af13fef653b7a66184d00d614f0379750e641c2e62326ebb5588ca632e56c935d77c

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

Filesize
320KB

MD5
e63bf5df87e2ea807dc353cc5aa9aab1

SHA1
69fc94bbebe878711cb133c3a1affb80c0bdecff

SHA256
2c9d6315f90367b959d3c32badd99bbc03eb808e4a46db72ccf2e81788b41533

SHA512
70f2b2a8a4c8ab23d81266cd23b75c27ced29a1eab8c80d95c57b595b10254b7229cc03b637716edbfad2a83827f2c557847b98d1de80256beec05c9512ee4bd

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

Filesize
7.7MB

MD5
a75081c2d89f113dd68e2617fc3ddfd3

SHA1
9185221fd972bfc1acffab11bc361123e1a3501a

SHA256
a43478d70dd08ac4c2e0780c66643f94cc25397b3a8cfdf2ac058cdc62ac0ac7

SHA512
94cba70c7438a46b8d39d22d423edb6da6a74be1d55b508b45f19a9286f0747b6fc823005fedd5bf6b6142bdf0c1ee45e4fa547316c7f9cf5139ad176e8ffdba

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

Filesize
8.5MB

MD5
901c97f3bb1786c867a104f2dc4fc4fa

SHA1
bb5526b9e8f8fb6eb55b69dd5455bc2d78309210

SHA256
5f478c6ebaccc2aa8bd8a23aaa1f1064a62ad5b77744bc940e763737c698b79e

SHA512
b44181e7d35a56b0d3ed976c8f3404b49910d5e39f7f2bdc75fb9cd8b58a4e52b6b9e5b648dd440077bc0ae84a0dc7aecddc2ac2282c86a07223451c2934fcd0

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

Filesize
320KB

MD5
1ae43cc09627ff82d15527ea2693fd76

SHA1
c39ffa1a4b80c29fa1f5caed3e7d091253266c66

SHA256
b63980c9d592a6d0d8521f74bd4c6f7cc4ae5f8c3320d2bd63764c56648ac45f

SHA512
21945e4e2fad3ee2b2a19d19bbbc1ada832c33a0d3bf499d6ac8f093b39021323ea0f7df3d54167a3456cbaf01ff126a6e6abbe17dd4eb8d5a24ca000888c271

Download Submit
memory/1472-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1472-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2336-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2336-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2336-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2336-42-0x0000000066D30000-0x0000000066DC8000-memory.dmp

Filesize
608KB

Download
memory/2336-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/2336-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2336-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2336-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2336-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2336-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2336-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2336-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2336-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2336-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2336-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2336-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4492-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download