052fb311740ae04a0ade1401a1a9312db0e7f1d8f1602950eda24498e624354c

General

Target

21d3f9689561df6f1111c30c2681555f.exe
Size

327KB
MD5

21d3f9689561df6f1111c30c2681555f
SHA1

932843a307487852cc76f340808ec0763ac529d5
SHA256

052fb311740ae04a0ade1401a1a9312db0e7f1d8f1602950eda24498e624354c
SHA512

8a28071c506cfba2e27c04ca32e5dbc82cd64f1a1db7b74b47ad2394d88ee62b0f1afaf01891f093d524259d5e5bf182900f7e92dda06638bb2a016d6bc0486b
SSDEEP

6144:Zr469uEo2S1YnQmCX492DkwNP3qpYFGgjwuBGVdLAt4ZHd2i3gjd+ZD/6Fr:Zr4iu6/eIo4Rsw33AtsmQ6

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 3 IoCs

pid	Process
2896	21d3f9689561df6f1111c30c2681555f.exe
2896	21d3f9689561df6f1111c30c2681555f.exe
2896	21d3f9689561df6f1111c30c2681555f.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	21d3f9689561df6f1111c30c2681555f.exe
Key value enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum	21d3f9689561df6f1111c30c2681555f.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2896	21d3f9689561df6f1111c30c2681555f.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2896 wrote to memory of 1884	2896	21d3f9689561df6f1111c30c2681555f.exe	30
PID 2896 wrote to memory of 1884	2896	21d3f9689561df6f1111c30c2681555f.exe	30
PID 2896 wrote to memory of 1884	2896	21d3f9689561df6f1111c30c2681555f.exe	30
PID 2896 wrote to memory of 1884	2896	21d3f9689561df6f1111c30c2681555f.exe	30

C:\Users\Admin\AppData\Local\Temp\21d3f9689561df6f1111c30c2681555f.exe
"C:\Users\Admin\AppData\Local\Temp\21d3f9689561df6f1111c30c2681555f.exe"
1⤵
- Loads dropped DLL
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2896
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\_tin7053.bat"
  2⤵
  PID:1884

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

Loading Replay Monitor...

Downloads

C:\ProgramData\InstallMate\EDE4BFDB\cfg\1.ini

Filesize
1021B

MD5
bd63699e4e4489e2fe328fea45d9dc2d

SHA1
b56c0fddafaf46cb0e06c81a2c641e9e99815b66

SHA256
2e0991e3308feb5ae2f49431984a3159c99a0e89677a576863391a02ce866b87

SHA512
e7681aff8b1c1f9b170c17ffc2b69d0bba33b7f30cbfa578e713a50b31880e66bf7f3a5733fc7fa43007f8839b16457ebdbfade448a821cd45893071987bf8bc

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

Filesize
50B

MD5
ab0ee355804f932bc64ad5abfccd4660

SHA1
eabb81c65e396d60fdcb2079eebd93930850b079

SHA256
7071ad4b307e3dd89a50cae778b1e0c0be5072c6bad5f6047d327a58f7330d92

SHA512
328ccffc442d71da98d88b0e1456755b438cadd44bc4d67efa4ec376f6d492e4a3bb223c5861024c8abf99de77ebf53db0597c84111ded11035fe82d64e20d43

Download Submit
C:\Users\Admin\AppData\Local\Temp\{CED603D2-171B-4733-A5D8-5F3915352124}\Readme.txt

Filesize
2KB

MD5
cdb83c5f8ef48383f7db8f186d98f7bd

SHA1
2b47e6d7af95c7e50e517950bc0e552e5ab4f388

SHA256
44e596d17ddd82458ac70f4349fc30a2edfde5a1438de162cba2b4185a06d44c

SHA512
0f1c5f65925b8e42c1bb1403e32e0d25801cc3ecd98e2dda1626699d54aad68ad608316bb16cb140c21d8caf82f8f376d2eeb5016927c734bfd914cdab8c1373

Download Submit
C:\Users\Admin\AppData\Local\Temp\{CED603D2-171B-4733-A5D8-5F3915352124}\Setup.exe

Filesize
15KB

MD5
e717f6ce3a7429bfa6d7f3cf66737a4b

SHA1
01f4042589b4ed88c351ffeac256be7a9d884818

SHA256
7be720a73ba8b084702c89f64a9b295fad92545d6ba781072cc056823f9a7633

SHA512
65a9a27430811aa01b55cf365f8b7b9f03e70d32ec60e0706242bc568242bcd493999dc1b02d92bf0d01c0095c8c38d30f282a998cafb80e60ad07e0d875ce80

Download Submit
C:\Users\Admin\AppData\Local\Temp\{CED603D2-171B-4733-A5D8-5F3915352124}\Setup.ico

Filesize
14KB

MD5
fd7ffd6a90536af8391733e3695e3740

SHA1
6774868b160ec653a594a8c29ebc5c432a6615bb

SHA256
dddc311ded9236e2c582d9df11639b8119c2d9265799f225d9efb047c9f3118a

SHA512
3279d7277d587df6c20ddccb487a24fb2cd41f88b701a93b1166bb8f3653b752509fd675858ccf12d7c47fea6b82c2e201e96bc54500b76fd9a6169681527638

Download Submit
\Users\Admin\AppData\Local\Temp\Tsu33A9E7F5.dll

Filesize
269KB

MD5
af7ce801c8471c5cd19b366333c153c4

SHA1
4267749d020a362edbd25434ad65f98b073581f1

SHA256
cf7e00ba429bc9f27ccfacc49ae367054f40ada6cede9f513cc29a24e88bf49e

SHA512
88655bd940e9b540c4df551fe68135793eceed03f94389b0654637a18b252bf4d3ef73b0c49548b5fa6ba2cf6d9aff79335c4ebcc0b668e008bcc62c40d2a73c

Download Submit
\Users\Admin\AppData\Local\Temp\{CED603D2-171B-4733-A5D8-5F3915352124}\Custom.dll

Filesize
91KB

MD5
c9d3d86ee95ae4d20c80de9ddaa8fa40

SHA1
5f0546ec86f3e27f0eec4d5d5451edc630907654

SHA256
b34ca5ec63459956e72289b6b1d85891377c4ef451b48f42d92ab7d1aad117a9

SHA512
ea895f339e31432497401782a17275cecda18286a158ad191dc1a5c2c3c541205c679689a74ff46c4e4861c7e6d87bf862e54049b419675cadaeea76c400b186

Download Submit
\Users\Admin\AppData\Local\Temp\{CED603D2-171B-4733-A5D8-5F3915352124}\_Setup.dll

Filesize
180KB

MD5
f019ccbcb9fc34eca585696d8ec5c585

SHA1
e0d1b4eff07feef1a2b4e0f07e015f3208e1c4bf

SHA256
7824f94a444f14a0143702818fb300a387d85173d05ac9cd891f4e1ab1dbac0e

SHA512
8ff541ff1401c62ad21dd960c48e5a99981c953f5bf73824146ef2848b778796aac5e17b111b9ad139acbd3b556ecd92f4869876da8849fb79fac4d86cbf70e5

Download Submit

Analysis

Sharing