73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
303s
platform
windows10-1703_x64
resource
win10-20240221-ja
resource tags

arch:x64arch:x86image:win10-20240221-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
23-02-2024 15:22

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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
3800	b2e.exe
1456	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1456	cpuminer-sse2.exe
1456	cpuminer-sse2.exe
1456	cpuminer-sse2.exe
1456	cpuminer-sse2.exe
1456	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3444-4-0x0000000000400000-0x000000000393A000-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 3444 wrote to memory of 3800	3444	batexe.exe	75
PID 3444 wrote to memory of 3800	3444	batexe.exe	75
PID 3444 wrote to memory of 3800	3444	batexe.exe	75
PID 3800 wrote to memory of 3100	3800	b2e.exe	76
PID 3800 wrote to memory of 3100	3800	b2e.exe	76
PID 3800 wrote to memory of 3100	3800	b2e.exe	76
PID 3100 wrote to memory of 1456	3100	cmd.exe	79
PID 3100 wrote to memory of 1456	3100	cmd.exe	79

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3444
- C:\Users\Admin\AppData\Local\Temp\7B3B.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\7B3B.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\7B3B.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:3800
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7D7D.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3100
  - - 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:1456

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\7B3B.tmp\b2e.exe

Filesize
4.6MB

MD5
d2227829e7903fee02a47474278dcf0a

SHA1
793f6981fd19fdf540af13704113b30450bad8ed

SHA256
eb1e3255284611c4246e0a2ac43bf08098356400cd1b467fde401ed6f16b988b

SHA512
cae920e7fb01651ae160528fbac4282da86f21040ec7a5492820f6ded463cc40dc28074705d1ff64e674cda61c614e5025978c3f1b7c6e76f0bc6c3eb337d149

Download Submit
C:\Users\Admin\AppData\Local\Temp\7B3B.tmp\b2e.exe

Filesize
4.9MB

MD5
be87d8c6f2a9c419d36dd6ae9836aff5

SHA1
e9b639a0fc287564647bd688d4600295258f402e

SHA256
977e785cd3b742611b551d94e8a51e875091254bc5afe3b9abda1f28d83329d3

SHA512
be1087aa9581db3f1af10dabec117b717e35e29e9793e007b4f1adaa81d2df2a7349081505b5aaba37fd12c3ca92f13e348a1b9bad7cab365dbc1122c5b9096d

Download Submit
C:\Users\Admin\AppData\Local\Temp\7D7D.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
2.3MB

MD5
4c04147c386ba8792ac6a03069572a8a

SHA1
dda67789fc1d0f2469ca95f01a5c81034853ca6a

SHA256
c7739a1e940a282703d06eccda7110426d306f390e97fdbbd9df18472fd132cd

SHA512
a8b5a0b878a9a7d30cb38feff814e1f4dce24d000158edc10a43ee9a89920bedf7adc92eb7e3913098b6aab7fbd0531f56fc09f508b5c2769992a94e55d153db

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

Filesize
1.9MB

MD5
5af8b5944575c448c804ff7e06cc33a5

SHA1
3ea9f201a0bad3e1747a190d365e97cf9914175e

SHA256
21dbc27827eedda8cae3f18f40d9cf29c21dd6edd883e6e7c1121bf477130bb9

SHA512
5fa898b39c670f3e0e7b8cfc72b5e7b5221a45c56b9f3e9b134588484987183446b5d394cc37ee750708fa9ff2bc324513119eb8e5715e788de66be11615f66c

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
1.2MB

MD5
7cf672bee2afba2dcd0c031ff985958e

SHA1
6b82a205db080ffdcb4a4470fce85a14413f3217

SHA256
c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

SHA512
3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

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

Filesize
2.6MB

MD5
59c057f3e1cd1c8b8d35f52435532357

SHA1
4b3355b76c3b65f2771066d883880537afbbd9f0

SHA256
acbc21b199fb255698bb87bc9a83bb7801bdd19857001bca6a26bb30c49aeae6

SHA512
4ace376144315087a5a6d90cfc81f75a3b44b972929eb13c731c11d0bb72397d8cffc2f9000dc9acda6768f327fb7b235fc985f1d7d185b04f1a3760ec35c61a

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

Filesize
3.4MB

MD5
4a9c1743df59cc17633079585c40d489

SHA1
07b92cbaaade1df87150ed42018b9abcd956f88b

SHA256
037e3987794590393449be8fb71d94f4e8d35026f938275084192dd14b917b4a

SHA512
5dde1e9f7e696c8d4e73cb6808e832f7c864b4c480e8d8d940aeae22f5accb503a939ec96983549a45bae084384bb081fbf9d2e4db73d49b7a73f79c3dfc68e8

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

Filesize
3.3MB

MD5
8f61413350197ecc894edc5f7b51aafa

SHA1
2317f5f22728cb77980766f2e226ace90ac88a99

SHA256
2c605091a7b9b18fd1b25e87e6fbdc2168f91eeac2ef4f5cd59736958aa03631

SHA512
ef1cb3103bd2350b7813348b8441a795bdda63877f790ab2c660136d684bc3cb53413b88c35465e33300b9963ad0e0781ecc6a6c57f06a39c7ab5e1ed4d245dc

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1456-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1456-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1456-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1456-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1456-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1456-42-0x0000000069460000-0x00000000694F8000-memory.dmp

Filesize
608KB

Download
memory/1456-44-0x00000000010F0000-0x00000000029A5000-memory.dmp

Filesize
24.7MB

Download
memory/1456-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1456-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1456-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1456-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1456-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1456-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1456-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1456-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1456-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3444-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3800-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3800-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download