207512af1b5b8afe3b91ac7d82036a7a47d5793ab529f6fa0aaab511d9e9ceaf

General

Target

991c04b4cdd2c171112315d9a367bee8.exe
Size

327KB
MD5

991c04b4cdd2c171112315d9a367bee8
SHA1

d276ed67a5118015ef69f3863e80dc6c6764567f
SHA256

207512af1b5b8afe3b91ac7d82036a7a47d5793ab529f6fa0aaab511d9e9ceaf
SHA512

b2f984291b5a56fabe1857da552834cd557af80846d64a3572e1c164dd9308974268d818039c1a2b8d6ef6b43c61e4a951bee4e0c11981f60034d8595f2562cd
SSDEEP

6144:Rr469uEo2S1YnQmCX492DkwNP3qpYFGgjwuBGVdLAt4ZHd2i3gjd+ZD/6FP:Rr4iu6/eIo4Rsw33AtsmQi

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 3 IoCs

pid	Process
1080	991c04b4cdd2c171112315d9a367bee8.exe
1080	991c04b4cdd2c171112315d9a367bee8.exe
1080	991c04b4cdd2c171112315d9a367bee8.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	991c04b4cdd2c171112315d9a367bee8.exe
Key value enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum	991c04b4cdd2c171112315d9a367bee8.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1080	991c04b4cdd2c171112315d9a367bee8.exe
1080	991c04b4cdd2c171112315d9a367bee8.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1080 wrote to memory of 1380	1080	991c04b4cdd2c171112315d9a367bee8.exe	85
PID 1080 wrote to memory of 1380	1080	991c04b4cdd2c171112315d9a367bee8.exe	85
PID 1080 wrote to memory of 1380	1080	991c04b4cdd2c171112315d9a367bee8.exe	85

C:\Users\Admin\AppData\Local\Temp\991c04b4cdd2c171112315d9a367bee8.exe
"C:\Users\Admin\AppData\Local\Temp\991c04b4cdd2c171112315d9a367bee8.exe"
1⤵
- Loads dropped DLL
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1080
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\_tin7053.bat"
  2⤵
  PID:1380

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\InstallMate\46F03A39\cfg\1.ini

Filesize
993B

MD5
8c96743c6eeaf3507380e72df2bb8e31

SHA1
3fdb30ff9d8feaf4cc40c017a928f48254b783ce

SHA256
03c0f9173a08aafcd0a77e322c0f2bcca5aec9dbdab6568c06fc52aa007a2c7b

SHA512
218046c24c5354e769891b69d3d35cdfabd97db44398d91aa2d9885de635fc5d4527061a1c664dabeda8d0e1724f8c4106ae9f47e21c5733018a961ca0cd1172

Download Submit
C:\Users\Admin\AppData\Local\Temp\TsuF3CAEF75.dll

Filesize
269KB

MD5
af7ce801c8471c5cd19b366333c153c4

SHA1
4267749d020a362edbd25434ad65f98b073581f1

SHA256
cf7e00ba429bc9f27ccfacc49ae367054f40ada6cede9f513cc29a24e88bf49e

SHA512
88655bd940e9b540c4df551fe68135793eceed03f94389b0654637a18b252bf4d3ef73b0c49548b5fa6ba2cf6d9aff79335c4ebcc0b668e008bcc62c40d2a73c

Download Submit
C:\Users\Admin\AppData\Local\Temp\_tin7053.bat

Filesize
50B

MD5
f64695689b092d8e9c32bd5197994813

SHA1
eca72b2933de60253e811f91f028545f560832c3

SHA256
fed76e478fcf229733521ff1bed22ea8084475bc7cc1208459f17a31184f4910

SHA512
065eef3326b52cf5f18c4892d910ebc0d5642f66570e7d65a3b88412eff036c2d07f4544603a9ab0ca607977a81e09fc27626d775a3b731ac94552ce12347a25

Download Submit
C:\Users\Admin\AppData\Local\Temp\{6A5CCA68-0DDB-4A88-A863-45F9B1BFE89E}\Custom.dll

Filesize
91KB

MD5
c9d3d86ee95ae4d20c80de9ddaa8fa40

SHA1
5f0546ec86f3e27f0eec4d5d5451edc630907654

SHA256
b34ca5ec63459956e72289b6b1d85891377c4ef451b48f42d92ab7d1aad117a9

SHA512
ea895f339e31432497401782a17275cecda18286a158ad191dc1a5c2c3c541205c679689a74ff46c4e4861c7e6d87bf862e54049b419675cadaeea76c400b186

Download Submit
C:\Users\Admin\AppData\Local\Temp\{6A5CCA68-0DDB-4A88-A863-45F9B1BFE89E}\Readme.txt

Filesize
2KB

MD5
cdb83c5f8ef48383f7db8f186d98f7bd

SHA1
2b47e6d7af95c7e50e517950bc0e552e5ab4f388

SHA256
44e596d17ddd82458ac70f4349fc30a2edfde5a1438de162cba2b4185a06d44c

SHA512
0f1c5f65925b8e42c1bb1403e32e0d25801cc3ecd98e2dda1626699d54aad68ad608316bb16cb140c21d8caf82f8f376d2eeb5016927c734bfd914cdab8c1373

Download Submit
C:\Users\Admin\AppData\Local\Temp\{6A5CCA68-0DDB-4A88-A863-45F9B1BFE89E}\Setup.exe

Filesize
15KB

MD5
e717f6ce3a7429bfa6d7f3cf66737a4b

SHA1
01f4042589b4ed88c351ffeac256be7a9d884818

SHA256
7be720a73ba8b084702c89f64a9b295fad92545d6ba781072cc056823f9a7633

SHA512
65a9a27430811aa01b55cf365f8b7b9f03e70d32ec60e0706242bc568242bcd493999dc1b02d92bf0d01c0095c8c38d30f282a998cafb80e60ad07e0d875ce80

Download Submit
C:\Users\Admin\AppData\Local\Temp\{6A5CCA68-0DDB-4A88-A863-45F9B1BFE89E}\Setup.ico

Filesize
14KB

MD5
fd7ffd6a90536af8391733e3695e3740

SHA1
6774868b160ec653a594a8c29ebc5c432a6615bb

SHA256
dddc311ded9236e2c582d9df11639b8119c2d9265799f225d9efb047c9f3118a

SHA512
3279d7277d587df6c20ddccb487a24fb2cd41f88b701a93b1166bb8f3653b752509fd675858ccf12d7c47fea6b82c2e201e96bc54500b76fd9a6169681527638

Download Submit
C:\Users\Admin\AppData\Local\Temp\{6A5CCA68-0DDB-4A88-A863-45F9B1BFE89E}\_Setup.dll

Filesize
180KB

MD5
f019ccbcb9fc34eca585696d8ec5c585

SHA1
e0d1b4eff07feef1a2b4e0f07e015f3208e1c4bf

SHA256
7824f94a444f14a0143702818fb300a387d85173d05ac9cd891f4e1ab1dbac0e

SHA512
8ff541ff1401c62ad21dd960c48e5a99981c953f5bf73824146ef2848b778796aac5e17b111b9ad139acbd3b556ecd92f4869876da8849fb79fac4d86cbf70e5

Download Submit

Analysis

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