a397694501a2b893a57435c262d6d29d3c45e9f2b8c1d2f8a962d024dd21434a

General

Target

a397694501a2b893a57435c262d6d29d3c45e9f2b8c1d2f8a962d024dd21434a.exe
Size

450KB
MD5

736814761d9b5148242d31ecc548e6c0
SHA1

6e4d56ab405ba6d452f20f1658c56429b8112d1f
SHA256

a397694501a2b893a57435c262d6d29d3c45e9f2b8c1d2f8a962d024dd21434a
SHA512

c554c6bebfb72ce74732a75745d4a50233a31ae1bb89fa5eda29866a050d07ffd639fe976645eb5f3dfa38f307f355da071c1e74e7efec018825d7e1d922c985
SSDEEP

12288:NxhfnqxOryLgUJIKNtKp55SryHIoZCjp3WB8MDt:NPqxOWLJJ1PKp55Rooo8B88

Score

8^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2028	a397694501a2b893a57435c262d6d29d3c45e9f2b8c1d2f8a962d024dd21434amgr.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x0007000000005c50-54.dat	upx
behavioral1/files/0x0007000000005c50-55.dat	upx
behavioral1/files/0x0007000000005c50-57.dat	upx
behavioral1/memory/1764-58-0x0000000000400000-0x00000000004C3000-memory.dmp	upx
behavioral1/memory/1764-60-0x0000000000540000-0x00000000005C0000-memory.dmp	upx
behavioral1/memory/2028-61-0x0000000000400000-0x0000000000480000-memory.dmp	upx
behavioral1/memory/2028-66-0x0000000000400000-0x0000000000480000-memory.dmp	upx

Loads dropped DLL 4 IoCs

pid	Process
1764	a397694501a2b893a57435c262d6d29d3c45e9f2b8c1d2f8a962d024dd21434a.exe
1764	a397694501a2b893a57435c262d6d29d3c45e9f2b8c1d2f8a962d024dd21434a.exe
2028	a397694501a2b893a57435c262d6d29d3c45e9f2b8c1d2f8a962d024dd21434amgr.exe
2028	a397694501a2b893a57435c262d6d29d3c45e9f2b8c1d2f8a962d024dd21434amgr.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
900	1764	WerFault.exe	25
1708	2028	WerFault.exe	26

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1764 wrote to memory of 2028	1764	a397694501a2b893a57435c262d6d29d3c45e9f2b8c1d2f8a962d024dd21434a.exe	26
PID 1764 wrote to memory of 2028	1764	a397694501a2b893a57435c262d6d29d3c45e9f2b8c1d2f8a962d024dd21434a.exe	26
PID 1764 wrote to memory of 2028	1764	a397694501a2b893a57435c262d6d29d3c45e9f2b8c1d2f8a962d024dd21434a.exe	26
PID 1764 wrote to memory of 2028	1764	a397694501a2b893a57435c262d6d29d3c45e9f2b8c1d2f8a962d024dd21434a.exe	26
PID 1764 wrote to memory of 900	1764	a397694501a2b893a57435c262d6d29d3c45e9f2b8c1d2f8a962d024dd21434a.exe	27
PID 1764 wrote to memory of 900	1764	a397694501a2b893a57435c262d6d29d3c45e9f2b8c1d2f8a962d024dd21434a.exe	27
PID 1764 wrote to memory of 900	1764	a397694501a2b893a57435c262d6d29d3c45e9f2b8c1d2f8a962d024dd21434a.exe	27
PID 1764 wrote to memory of 900	1764	a397694501a2b893a57435c262d6d29d3c45e9f2b8c1d2f8a962d024dd21434a.exe	27

C:\Users\Admin\AppData\Local\Temp\a397694501a2b893a57435c262d6d29d3c45e9f2b8c1d2f8a962d024dd21434a.exe
"C:\Users\Admin\AppData\Local\Temp\a397694501a2b893a57435c262d6d29d3c45e9f2b8c1d2f8a962d024dd21434a.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1764
- C:\Users\Admin\AppData\Local\Temp\a397694501a2b893a57435c262d6d29d3c45e9f2b8c1d2f8a962d024dd21434amgr.exe
  C:\Users\Admin\AppData\Local\Temp\a397694501a2b893a57435c262d6d29d3c45e9f2b8c1d2f8a962d024dd21434amgr.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2028
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2028 -s 204
    3⤵
    - Program crash
    PID:1708
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 44
  2⤵
  - Program crash
  PID:900

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\a397694501a2b893a57435c262d6d29d3c45e9f2b8c1d2f8a962d024dd21434amgr.exe

Filesize
184KB

MD5
3e5721513ce9dfc6b6e3b8f74b9cb46b

SHA1
cddca53b3401ff9c0af8c094f0c5e12710990d30

SHA256
19227d5496d5a8d41c6927f4e1f54e8a42f81b9a435de8903bba950691b7ed53

SHA512
fd752614a7adaf4183bb5ba53ee06002499c3148ecf424699ef7c9dafc3e14030adf0a114b607010d43d45338888053bce774e86cffcbaabd55ab7f636e2f95a

Download Submit
\Users\Admin\AppData\Local\Temp\a397694501a2b893a57435c262d6d29d3c45e9f2b8c1d2f8a962d024dd21434amgr.exe

Filesize
184KB

MD5
3e5721513ce9dfc6b6e3b8f74b9cb46b

SHA1
cddca53b3401ff9c0af8c094f0c5e12710990d30

SHA256
19227d5496d5a8d41c6927f4e1f54e8a42f81b9a435de8903bba950691b7ed53

SHA512
fd752614a7adaf4183bb5ba53ee06002499c3148ecf424699ef7c9dafc3e14030adf0a114b607010d43d45338888053bce774e86cffcbaabd55ab7f636e2f95a

Download Submit
\Users\Admin\AppData\Local\Temp\a397694501a2b893a57435c262d6d29d3c45e9f2b8c1d2f8a962d024dd21434amgr.exe

Filesize
184KB

MD5
3e5721513ce9dfc6b6e3b8f74b9cb46b

SHA1
cddca53b3401ff9c0af8c094f0c5e12710990d30

SHA256
19227d5496d5a8d41c6927f4e1f54e8a42f81b9a435de8903bba950691b7ed53

SHA512
fd752614a7adaf4183bb5ba53ee06002499c3148ecf424699ef7c9dafc3e14030adf0a114b607010d43d45338888053bce774e86cffcbaabd55ab7f636e2f95a

Download Submit
\Users\Admin\AppData\Local\Temp\~TM8B9D.tmp

Filesize
1.2MB

MD5
d124f55b9393c976963407dff51ffa79

SHA1
2c7bbedd79791bfb866898c85b504186db610b5d

SHA256
ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

SHA512
278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

Download Submit
\Users\Admin\AppData\Local\Temp\~TM8DA1.tmp

Filesize
1.1MB

MD5
9b98d47916ead4f69ef51b56b0c2323c

SHA1
290a80b4ded0efc0fd00816f373fcea81a521330

SHA256
96e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b

SHA512
68b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94

Download Submit
memory/1764-60-0x0000000000540000-0x00000000005C0000-memory.dmp

Filesize
512KB

Download
memory/1764-59-0x0000000000540000-0x00000000005C0000-memory.dmp

Filesize
512KB

Download
memory/1764-58-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/1764-68-0x0000000000540000-0x00000000005C0000-memory.dmp

Filesize
512KB

Download
memory/2028-61-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2028-62-0x0000000075FC1000-0x0000000075FC3000-memory.dmp

Filesize
8KB

Download
memory/2028-66-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2028-67-0x0000000077030000-0x00000000771B0000-memory.dmp

Filesize
1.5MB

Download

Analysis

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