73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
292s
max time network
309s
platform
windows10-1703_x64
resource
win10-20240221-ja
resource tags

arch:x64arch:x86image:win10-20240221-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
21-02-2024 23:56

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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
1028	b2e.exe
1104	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1104	cpuminer-sse2.exe
1104	cpuminer-sse2.exe
1104	cpuminer-sse2.exe
1104	cpuminer-sse2.exe
1104	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1116-5-0x0000000000400000-0x000000000393A000-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 1116 wrote to memory of 1028	1116	batexe.exe	74
PID 1116 wrote to memory of 1028	1116	batexe.exe	74
PID 1116 wrote to memory of 1028	1116	batexe.exe	74
PID 1028 wrote to memory of 2724	1028	b2e.exe	75
PID 1028 wrote to memory of 2724	1028	b2e.exe	75
PID 1028 wrote to memory of 2724	1028	b2e.exe	75
PID 2724 wrote to memory of 1104	2724	cmd.exe	78
PID 2724 wrote to memory of 1104	2724	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:1116
- C:\Users\Admin\AppData\Local\Temp\C7B5.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\C7B5.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\C7B5.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:1028
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\CC29.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2724
  - - 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:1104

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\C7B5.tmp\b2e.exe

Filesize
8.2MB

MD5
ded291369ccafa116b48b9581741eacd

SHA1
ab9be26eeebcb0c4f39e03c891620f5fe2efd6db

SHA256
d0afb98b1a45ac273afb62620d37dabe377835be9e0ca10a32eba55ed0e63a4e

SHA512
810ad8bd38f2311545d4b05b0a17693bd0954ad66e4c72318dfcba849b15ab139f4a68459aaacab3ddbe7719a6070aaa87c9354aa44164224083af3e5baf4bb3

Download Submit
C:\Users\Admin\AppData\Local\Temp\C7B5.tmp\b2e.exe

Filesize
11.2MB

MD5
2a31dd8a3782d07978a708dd5ae69a2d

SHA1
7da96d94e742ba49992af71f79af7436fe95ac33

SHA256
203a0939cc858cd7250d0f6f614a3b7f9f83036cfa5d1c04650e45277f1e2de6

SHA512
82b46066e06449a2b58a884bcdd533f858a480da424cd07586a27831af9a0f7cc4c38fb73331b15f8b04d1d6c97eb4db97212e3b1add2e893d71e40cb2d87e47

Download Submit
C:\Users\Admin\AppData\Local\Temp\CC29.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
384KB

MD5
eb8ea4d2595402528f73410e2c8651ed

SHA1
23abb385032a9317d00c826eb21e0fe6fc802c50

SHA256
fc3c5c1787c58c465ea47ab132afc59d209b1f7d319ae80a7913ed5c39157017

SHA512
7f4485a662859bdec898bb4f9675c8a834ab570ae7f4df2b6e95a9f5ab45f8fba612d04f0edfe22dc4bdcd3011af0536ed200731262056cd7bec332ce4b18573

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\libcurl-4.dll

Filesize
320KB

MD5
c911df8bf8c66277e14360319b0b93b7

SHA1
598c59c0e7cbecb788ee676db218dc0faaa39bdc

SHA256
4c53941f04ddeae2179047a1c7f8c7f7f46af0f08c424ab66d61f2316f2ee77d

SHA512
13aeae87ee52f22d1c928c99c66e116254cde630c09f90b146962fa61276af13fef653b7a66184d00d614f0379750e641c2e62326ebb5588ca632e56c935d77c

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

Filesize
384KB

MD5
b91f7bb5508b343188ec32dcc7880611

SHA1
fe2ae7ba4a1bbb2a5df7b73f21a0b8fc745cc11f

SHA256
47881756cdfcb302e63efb2016c122a1bb61574d81186275aef3d5a9fb72b84b

SHA512
a5b91bc653cbf28219b6f169d5d849fb53eced9a932b8edf468c9092544795ee8120d5c76f0c45f27b7a2464c328f5bffcabf3e83d2e7236263ea930cf92eea0

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

Filesize
320KB

MD5
e748e3357af6e4674ff8962691273b0d

SHA1
0acfc30d68a1ef7c6790a79270864448f70f0aa8

SHA256
84ff770c784909548dbca7bd2a24c8e82338b142f2d4893023e25c52f70e8d14

SHA512
0bd15154698983c85b46810d8fef9092f4d0725882421d6db61f168873af967808c467b924dcb8ee72aaad6e10202edab14916580fc442e14b9d8c85f9d07dcc

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

Filesize
192KB

MD5
625f906456510afaf916dd0384d76eee

SHA1
66c56574aff02fb199caa60ab71ca9f1c9e7fc92

SHA256
27baaef233592b03722c7d64c26d2270c0300ffb8e7f08a8e0d65212af4b848d

SHA512
041399c5ddc614d8b1a359238df8fb09258c95a0013e5139dbf4093b892395f5f78fa31fbecfee92966c5e78a5c5894005c98e559b8b5735ecf9c1995df51b17

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

Filesize
192KB

MD5
8c933a591c8d0c1fec1da393587d09c9

SHA1
65f4672c0e0a6a20436fbaba57dac8c1a5fc5e51

SHA256
c22ca427c0e65a0bb3e011afeba5244dd5a6e9c0327cfc7d15c4875083206b10

SHA512
96b84267fd9b7c5587c74e30d5f647acabbf6b09feac19784de4e046619fcae78f2e6aa98eb7f06fe13197bfd9207b9044b09d5248480421ceb23cb01d511881

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

Filesize
192KB

MD5
d73b46cd072058efc54c4b3885f47e13

SHA1
84771c2c4f5736ac08497737cba2a8634d9e9178

SHA256
3f62bb203bdcca4e489401897e0558cf33ad6fe890a9987f90f5c3894b965b34

SHA512
519c91b5b5a82c5a755d7d4295c040cfb6b0f029eb088a6bfc428db11e30d7f954ea6fd6de9b083d1781e1142737ea39572866ab5f669848dff7ef0ce34c79c7

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

Filesize
6.9MB

MD5
51c2bfbcb87da36927e4a9ccaca23f97

SHA1
4bb781e99d46dd79884052f3ae10389b52d46a77

SHA256
99deae6cb195684471035bf93a9d734596384651b4a7498ff23d6760560c5301

SHA512
87a8a368e9280afca6659c144a9971b8d25e19f6904ddb0dc1c66efb767e7ded9a486f1d0a3a841720985e2d3bdb48bf3d36d7ede0f740ceb380a8b2d0284807

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

Filesize
14KB

MD5
5c37dcf3e37dbc99177c5bcf977be61c

SHA1
44b8d5a15e30792b04ebbcd38b18779b66b5c07e

SHA256
29d05cc85bfba5e047fa07d67fd4832259ed2cd8e651e1d0719d6d1fe4ab1c5c

SHA512
7653829956b1e040b59d78d1b8d3efae81a65c906be1a5538d0ec6167af3fce5f0cfeaa506290d3ab23d192ff971a408c5b4a74736c83ba3ee9e6faa6b611d7d

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

Filesize
128KB

MD5
8d949f4e279a9a80f50d7c2e0c7bff36

SHA1
92e29300716211895b2d8cd4cf010452f0132152

SHA256
2e87614d15e62262c8b0a0c65e302b15e971b591469f3c679e7e516934cf621f

SHA512
36565dc0a3290ac8c5e0fd0a2756764ce8e49a7ef52a437caad549c7ea1ac3ac7dfe05cd4951ed6b17051768fd9733c94365d85832092c429b0b74ab62a338fb

Download Submit
memory/1028-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1028-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1104-44-0x00000000010C0000-0x0000000002975000-memory.dmp

Filesize
24.7MB

Download
memory/1104-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1104-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1104-43-0x0000000065510000-0x00000000655A8000-memory.dmp

Filesize
608KB

Download
memory/1104-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1104-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1104-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1104-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1104-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1104-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1104-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1104-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1104-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1104-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1116-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download