73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
299s
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, 09:57

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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
4732	b2e.exe
3128	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3128	cpuminer-sse2.exe
3128	cpuminer-sse2.exe
3128	cpuminer-sse2.exe
3128	cpuminer-sse2.exe
3128	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4396-6-0x0000000000400000-0x000000000393A000-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 4396 wrote to memory of 4732	4396	batexe.exe	73
PID 4396 wrote to memory of 4732	4396	batexe.exe	73
PID 4396 wrote to memory of 4732	4396	batexe.exe	73
PID 4732 wrote to memory of 420	4732	b2e.exe	74
PID 4732 wrote to memory of 420	4732	b2e.exe	74
PID 4732 wrote to memory of 420	4732	b2e.exe	74
PID 420 wrote to memory of 3128	420	cmd.exe	77
PID 420 wrote to memory of 3128	420	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:4396
- C:\Users\Admin\AppData\Local\Temp\C786.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\C786.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\C786.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:4732
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\CBEB.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:420
  - - 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:3128

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\C786.tmp\b2e.exe

Filesize
3.6MB

MD5
a202c43df284047b4026052f2015b382

SHA1
531129cc3cff7410080574b0fd1f8404c8c343d6

SHA256
22e0189ee48633fcbb780d8ce081c027adcfd289ce6b90e0dddf506b78a59a66

SHA512
03192f196ccd2100255c1fad56bd14019876f87509f7215f1af469e93a9e4a8686d7bd18a1273d46e05711d1017a87948b4299a6d4597fa66001b29ee310cea2

Download Submit
C:\Users\Admin\AppData\Local\Temp\C786.tmp\b2e.exe

Filesize
4.9MB

MD5
be87d8c6f2a9c419d36dd6ae9836aff5

SHA1
e9b639a0fc287564647bd688d4600295258f402e

SHA256
977e785cd3b742611b551d94e8a51e875091254bc5afe3b9abda1f28d83329d3

SHA512
be1087aa9581db3f1af10dabec117b717e35e29e9793e007b4f1adaa81d2df2a7349081505b5aaba37fd12c3ca92f13e348a1b9bad7cab365dbc1122c5b9096d

Download Submit
C:\Users\Admin\AppData\Local\Temp\CBEB.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
1024KB

MD5
1ad6167569badab73bb51c7109b56693

SHA1
85c80eff3810728aeb4af1cdfc6984facaeeb6c0

SHA256
2a0237405f10841de2c9a5d337e1ae7ef626e562194dc6d096d92ae81e88aea6

SHA512
e219d97f0dc3b5f94798dc75f5328b4e7282c420fbb4ed1b44fb1e17941486f244fa28ccd73f55fcaa299a9b2526395a6a81d20a7ff26d9fe02bad77fec68648

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

Filesize
768KB

MD5
7511ee8c66d17030a4f24226caa425c7

SHA1
aa5bb6b2306f01ac82133f54ec36ca2491fb1911

SHA256
e9ad1acfa96a3be152713809498617dacb74878ed3ac3ed4e5b1455cf1fa5ac5

SHA512
4838197b397552aa7c22ca54d27ec420df0629689e111c40068480f5e37879bfbc89c84245ae8b0a6b4a16ee7d75197403153151eccbbe468b252f508e8466ac

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
896KB

MD5
f83929cce536e71a3a11e2236c2c6c5f

SHA1
bd0065486a784f1c91e08ada0c3a8f383e23c874

SHA256
f3c7a692875dec174d83dd723c63661fc9de1c0b6548fe3a3f8f8f2015507798

SHA512
815083437ad5659626fba85fa9e31a33ba418d3e1d5f1ec1c7ba77ff5214618493b37821aae3b5b52838ad47f4a7e8c4a3594ee0f970025bc3ee425e9eb50152

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

Filesize
640KB

MD5
1b7339cbcb5b756c15c05fe0cc6443f3

SHA1
abdba01c4526a9bbbb7fd3853e09bce3cbb5287d

SHA256
5fcf0fb116f77206758e3a669ec4fa52648fae431a5c2aa2d7ee69944142e019

SHA512
7661b5e8413e74432a00089b1556b2f49e268b6b5c8cefd839cbe19074bffd138c18e8078627420f4082f579a9e3f8d02b199507ae36380b5375162a4d4ba439

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\libcurl-4.dll

Filesize
768KB

MD5
e3f15c79f945604229fa814f57c79274

SHA1
19a7015dfbe622ab86c48693ee1605b26112a3fa

SHA256
7b09ee53447ccf77a0f2d7bfe25908f963d681433d3cba5a16c7f45646c42175

SHA512
12dc1df8a947caee13a12eca5a976feffd7408402b0495e4971d4bd7181e8d353ebc17da044d2ce6d1c273bb05a0ca5ddf7492394b355786d8b14b0997de162c

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

Filesize
576KB

MD5
46e1c7531774dee6a7125727095ea354

SHA1
2248bc2bd821aded068d2e5e55f5e7271b50ab91

SHA256
cecc229ea9e416207638b67d03bc6846fa188a14fe1c9e75028afb48ff4e2081

SHA512
fa9dc86df3e0a8f7b2579785c03717a43eec14beab8ca3176f73d4ecb0716d047241ab30cd53518e7acd645e9f8282a20552a6fa33824c34afc5c5210cc69f2c

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

Filesize
571KB

MD5
4eef572959c1c3e093fba7450fb19dfc

SHA1
e53e8eeb0e8ff2e0b124bd8203d21c9060ceacfa

SHA256
6c9028a3fe6221745cc608798e4c4806426bfb2cfdfb8d3b309f35248357198c

SHA512
f854ce96b6ca1a744b539852493e76b087befd91814be5cb3283a1a59606e1340ba4dfccf50cc463ee841e0748eca2d4ee7b4b0a554e3c94bfdcfcfd91aff07c

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

Filesize
896KB

MD5
4ece07a08273d0d0db84220926c3d32f

SHA1
d90712e2e643311a963676e87f6afad0c421d895

SHA256
d82c02350e5ca5ebe35d4349a16c3c9986aaecd8be71c05a00b1af09039a4cf3

SHA512
fa010b4c3c0e6d38bb281b4541c0e8b124e05d2feaa6dc11cb6e9c1d85145d5885a5cd61c1bca283f2d9f30295b197343311306acc9d5393aef64793067cdcab

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

Filesize
576KB

MD5
2caab2ad7ccd18421c96ea2ef5b9e602

SHA1
a629673c12e88ef88f30cbe8da12d3afb9a7d42c

SHA256
c16fbf658c970a716b976abe7c5d9f1b1a42dacd55a43b16fec0ecc6b84f0552

SHA512
aa9692584947d7fdbe843e877430ade40c5b4c6e15887005a292065d6f8e1303abc8dfc2bf50c01fb032bdfeca5bb2aa9312ba44d7ba4e2d3529d07bfd008969

Download Submit
memory/3128-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3128-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3128-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3128-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3128-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3128-43-0x000000005BFD0000-0x000000005C068000-memory.dmp

Filesize
608KB

Download
memory/3128-44-0x0000000001010000-0x00000000028C5000-memory.dmp

Filesize
24.7MB

Download
memory/3128-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3128-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3128-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3128-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3128-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3128-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3128-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3128-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4396-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4732-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4732-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download