73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
299s
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, 14:00

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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
1640	b2e.exe
1936	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1936	cpuminer-sse2.exe
1936	cpuminer-sse2.exe
1936	cpuminer-sse2.exe
1936	cpuminer-sse2.exe
1936	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2492-5-0x0000000000400000-0x000000000393A000-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 2492 wrote to memory of 1640	2492	batexe.exe	74
PID 2492 wrote to memory of 1640	2492	batexe.exe	74
PID 2492 wrote to memory of 1640	2492	batexe.exe	74
PID 1640 wrote to memory of 1464	1640	b2e.exe	75
PID 1640 wrote to memory of 1464	1640	b2e.exe	75
PID 1640 wrote to memory of 1464	1640	b2e.exe	75
PID 1464 wrote to memory of 1936	1464	cmd.exe	78
PID 1464 wrote to memory of 1936	1464	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:2492
- C:\Users\Admin\AppData\Local\Temp\7B89.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\7B89.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\7B89.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:1640
- - 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:1464
  - - 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:1936

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\7B89.tmp\b2e.exe

Filesize
6.3MB

MD5
014cd3aedfd4e867723a503c49a5345c

SHA1
58924dc7ba9044c283d0db97e3b30d02279fd66a

SHA256
97bacf559147d3ac4fc1747d597c03775d1a2aab887fd869285cf9c163b0ab7b

SHA512
cc215413ab209689fe53b0cbb68e3543b56825d37ea0edc7e32729864fbf04e2face294ee94eb8de5098b58b49ee1bfe55712cf18810897eba024e8a769efe62

Download Submit
C:\Users\Admin\AppData\Local\Temp\7B89.tmp\b2e.exe

Filesize
7.7MB

MD5
5686510951dd6a21de967e4aae5cdc50

SHA1
c085e1a4361e26919e8f82e04ba256e415396503

SHA256
85df9f70fe4ba1d12a9d5c4de57597263555c0a4e2c41a7aabfe270c2042b03e

SHA512
e0a1a86e1e11139fdc6e4366002ec1469d92f8cf52492ef9323d73d32011e6005b9b8c9e7d1824f5ebac39719cbb51169c5874f8dc223c1e08fce473b759d6df

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
1.1MB

MD5
3adca8ad197ff52dab48043a8ccef18b

SHA1
c95cf5c2cec6561d8d59f9c9b5194b0ff5725f75

SHA256
d760a27a07b95508c74fbdf1cb82f8a433620cb71c15fbb16c911f0d8a64aa4e

SHA512
d07481f6fe3e503f72134d3df0cc907bf7a39b7b9eff773d2cf9d78aed070d6e54335ac338aa1d12fa5f5cb1a25d204d3b62de0739a125a8a5dc1f5aa7e2b59d

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

Filesize
960KB

MD5
5f088febb9167d9fa27631de416c40d9

SHA1
0e7cfc61e5cd1bb82c846c939d71388e2f9d5086

SHA256
869740b99a3d66f9e9decc133d9c3c4a2c14c3e7c62c512248da76f002387fce

SHA512
65e4cd0d550b852f50e426e53ff47bf1419a5cc1aaf07010b10b96f392148525950fd11dd3b1e8acda0916d288414629cde845cdc959ed7092e565ccb8ffa920

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

Filesize
640KB

MD5
ac7d1c3bb4d3c69372907331267c1ee7

SHA1
fa82689799785ef9ab4c304b1c1a6d2d9a961928

SHA256
d22689ab67764158df7b19e8d78ec1393899f21e390f469a300975a31106c3aa

SHA512
0d541661060d7c5eed486ea0377142e7d3883b3c0935114679af28bcae0b1767585fe06328955cf59aab4fe3d4acfba525dbc42675fbce80b7d0b2300784d125

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

Filesize
832KB

MD5
d33f0e6bb5e8d2b9e111a90544790dc8

SHA1
df4e81d22638d511e761744e886c33bc12096c48

SHA256
40729edf62213c039a1818c9adb9478aa0284bb26dd071bd1ac4de1da2470048

SHA512
ce4ebeae054117d4de8b3fe2403d95a6d819483269f851618958e864887e9b2f42fc9c893e1aa207dfa2d94900c8f4214a67796ddeb2a80ce655d69ec290d629

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

Filesize
832KB

MD5
2bfa2b9803bf342837d2cfe9b2b57f64

SHA1
e89eec3559c4904ce523943fed97f3fa2534ab39

SHA256
38710a4ce8976e3e452fe43563f28f9a8259165fd68ca94f5d64f5f4a299b6ab

SHA512
d099f07ca1cb598bdd6f563d917fe3ddcf3f6f37b589f68da987426e416492acf3dbfb2e18387d9afb168308d55c9acfb568c3d31735ab307fc070ff4da93793

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

Filesize
576KB

MD5
bfba8ef054be5bee0da072ed080beac4

SHA1
090e6e60a6f0f1e351978e91b99e8dce8e63413f

SHA256
81f3865864af4f5ae909e3cb60ec0e0fd028e37909315b0e3de8663a34391be4

SHA512
85a8d0b74341c10b3563209566415727a1d1503433908c26c3e861592c397a66afe3cc25bcb31119ec64e15fa078db361bc308474de1ec3f1a8c367d37c622b6

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

Filesize
1.2MB

MD5
7cf672bee2afba2dcd0c031ff985958e

SHA1
6b82a205db080ffdcb4a4470fce85a14413f3217

SHA256
c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

SHA512
3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

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

Filesize
448KB

MD5
ca123cec7f705c0af114e462349dc686

SHA1
75f90b4d95f6774b2f66e4ba790755ef118ab222

SHA256
7f141cdc0be9c965e21310bcfb0484b20d31ffd8a6a970f8b5a53c0e8974798a

SHA512
650125faa9ae6733f1118caf3101ca6850473f78f9bfc3a87e908eac1c69935e3bc269ffb5de4dd6e867429c1af35c7f3b9e62eb698fa7c9695d68e7115f3f1c

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

Filesize
2.4MB

MD5
8c376304ae088d83d4049552097b0bde

SHA1
9a1ddc2d847c3750c5b81ac2ad8a53469fdeecf4

SHA256
af575c773a9eee313ef8a1ba0c9d771b83277403f1b8ca8f8bd407fe73191f39

SHA512
34fc169a0826a0cf1536ba802f76e61d8825e28eefa2e9f4b07771149d860a62520c08e16bd7ddd86b0ebbfa3ea30d209b55da0e1b1a23a73d721b61b126a032

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

Filesize
512KB

MD5
5fd46a66845c804b88dcd97ffcd66652

SHA1
9556ce5607bdd245c8e4d6a24b8217def653f57b

SHA256
b7fd85a2268a4d62fa15fde3d9e51d6fa3bc865cb4d8e5fdca309be7b027f193

SHA512
0896697d588401a6d29c30e77574ece4f0ba699b082b1bad93964748313a5903eb4994ec81c61bfcbd75f2be3f5200dadda3fd1454381cc5874a9c8952ebeedc

Download Submit
memory/1640-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1640-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1936-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1936-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1936-42-0x0000000051BB0000-0x0000000051C48000-memory.dmp

Filesize
608KB

Download
memory/1936-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1936-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/1936-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1936-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1936-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1936-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1936-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1936-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1936-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1936-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1936-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1936-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2492-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download